{"id":38517,"date":"2019-11-13T09:59:45","date_gmt":"2019-11-13T08:59:45","guid":{"rendered":"https:\/\/groupe-reussite.fr\/?page_id=38517"},"modified":"2022-07-08T14:24:08","modified_gmt":"2022-07-08T13:24:08","slug":"cours-en-ligne-exercices-corriges-evn-spe","status":"publish","type":"page","link":"https:\/\/groupe-reussite.fr\/ressources\/cours-en-ligne-exercices-corriges-evn-spe\/","title":{"rendered":"Espaces vectoriels norm\u00e9s :Exercices et corrig\u00e9s"},"content":{"rendered":"<div class=\"Latex_page\">\n<section class=\"has_ae_slider elementor-element elementor-section-full_width elementor-reverse-mobile elementor-section-stretched elementor-section-height-default elementor-section-height-default ae-bg-gallery-type-default elementor-section elementor-top-section\">\n<div class=\"elementor-container elementor-column-gap-no\">\n<div class=\"elementor-row\">\n<div class=\"elementor-column-wrap elementor-element-populated colone_elementor\">\n\t\t<div data-elementor-type=\"page\" data-elementor-id=\"79443\" class=\"elementor elementor-79443\">\n\t\t\t\t\t\t<section class=\"has_ae_slider elementor-section elementor-top-section elementor-element elementor-element-5aba265f elementor-section-content-bottom elementor-section-boxed elementor-section-height-default elementor-section-height-default ae-bg-gallery-type-default\" data-id=\"5aba265f\" data-element_type=\"section\" data-e-type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-no\">\n\t\t\t\t\t<div class=\"has_ae_slider elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-6f394edb sticky_badeau_colone strick_col elementor-hidden-mobile ae-bg-gallery-type-default\" data-id=\"6f394edb\" data-element_type=\"column\" data-e-type=\"column\" data-settings=\"{&quot;background_background&quot;:&quot;classic&quot;}\">\n\t\t\t<div class=\"elementor-widget-wrap\">\n\t\t\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"has_ae_slider elementor-section elementor-top-section elementor-element elementor-element-60b6d322 elementor-hidden-mobile elementor-section-boxed elementor-section-height-default elementor-section-height-default ae-bg-gallery-type-default\" data-id=\"60b6d322\" data-element_type=\"section\" data-e-type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-no\">\n\t\t\t\t\t<div class=\"has_ae_slider elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-300d4856 strick_col ae-bg-gallery-type-default\" data-id=\"300d4856\" data-element_type=\"column\" data-e-type=\"column\" data-settings=\"{&quot;background_background&quot;:&quot;classic&quot;}\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-5ed2f94d elementor-widget elementor-widget-heading\" data-id=\"5ed2f94d\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<p class=\"elementor-heading-title elementor-size-default\">Cours en ligne Maths en Maths Sp\u00e9<\/p>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-69398808 elementor-widget elementor-widget-heading\" data-id=\"69398808\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<p class=\"elementor-heading-title elementor-size-default\">Chapitres Maths en MP, PSI, PC, TSI, PT<\/p>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-7a81979 elementor-align-justify elementor-widget elementor-widget-button\" data-id=\"7a81979\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"button.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<div class=\"elementor-button-wrapper\">\n\t\t\t\t\t<a class=\"elementor-button elementor-button-link elementor-size-sm\" href=\"https:\/\/groupe-reussite.fr\/ressources\/cours-en-ligne-revisions-equivalents-maths-spe\/\">\n\t\t\t\t\t\t<span class=\"elementor-button-content-wrapper\">\n\t\t\t\t\t\t\t\t\t<span class=\"elementor-button-text\">\u00c9quivalents<\/span>\n\t\t\t\t\t<\/span>\n\t\t\t\t\t<\/a>\n\t\t\t\t<\/div>\n\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-3e7c152d elementor-align-justify elementor-widget elementor-widget-button\" data-id=\"3e7c152d\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"button.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<div class=\"elementor-button-wrapper\">\n\t\t\t\t\t<a class=\"elementor-button elementor-button-link elementor-size-sm\" href=\"https:\/\/groupe-reussite.fr\/ressources\/cours-en-ligne-algebre-lineaire-matrices-maths-spe\/\">\n\t\t\t\t\t\t<span class=\"elementor-button-content-wrapper\">\n\t\t\t\t\t\t\t\t\t<span class=\"elementor-button-text\">Alg\u00e8bre lin\u00e9aire et matrices<\/span>\n\t\t\t\t\t<\/span>\n\t\t\t\t\t<\/a>\n\t\t\t\t<\/div>\n\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-3d73b44c elementor-align-justify elementor-widget elementor-widget-button\" data-id=\"3d73b44c\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"button.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<div class=\"elementor-button-wrapper\">\n\t\t\t\t\t<a class=\"elementor-button elementor-button-link elementor-size-sm\" href=\"https:\/\/groupe-reussite.fr\/ressources\/cours-en-ligne-series-numeriques-maths-spe\/\">\n\t\t\t\t\t\t<span class=\"elementor-button-content-wrapper\">\n\t\t\t\t\t\t\t\t\t<span class=\"elementor-button-text\">S\u00e9ries num\u00e9riques<\/span>\n\t\t\t\t\t<\/span>\n\t\t\t\t\t<\/a>\n\t\t\t\t<\/div>\n\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-7fde8046 elementor-align-justify elementor-widget elementor-widget-button\" data-id=\"7fde8046\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"button.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<div class=\"elementor-button-wrapper\">\n\t\t\t\t\t<a class=\"elementor-button elementor-button-link elementor-size-sm\" href=\"https:\/\/groupe-reussite.fr\/ressources\/cours-en-ligne-espaces-vectoriels-maths-spe\/\">\n\t\t\t\t\t\t<span class=\"elementor-button-content-wrapper\">\n\t\t\t\t\t\t\t\t\t<span class=\"elementor-button-text\">Espaces vectoriels<\/span>\n\t\t\t\t\t<\/span>\n\t\t\t\t\t<\/a>\n\t\t\t\t<\/div>\n\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-67d7b425 elementor-align-justify elementor-widget elementor-widget-button\" data-id=\"67d7b425\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"button.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<div class=\"elementor-button-wrapper\">\n\t\t\t\t\t<a class=\"elementor-button elementor-button-link elementor-size-sm\" href=\"https:\/\/groupe-reussite.fr\/ressources\/cours-en-ligne-reduction-endomorphismes-maths-spe\/\">\n\t\t\t\t\t\t<span class=\"elementor-button-content-wrapper\">\n\t\t\t\t\t\t\t\t\t<span class=\"elementor-button-text\">R\u00e9duction endomorphismes<\/span>\n\t\t\t\t\t<\/span>\n\t\t\t\t\t<\/a>\n\t\t\t\t<\/div>\n\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-497bcfe8 elementor-align-justify elementor-widget elementor-widget-button\" data-id=\"497bcfe8\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"button.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<div class=\"elementor-button-wrapper\">\n\t\t\t\t\t<a class=\"elementor-button elementor-button-link elementor-size-sm\" href=\"https:\/\/groupe-reussite.fr\/ressources\/cours-en-ligne-matrices-maths-spe\/\">\n\t\t\t\t\t\t<span class=\"elementor-button-content-wrapper\">\n\t\t\t\t\t\t\t\t\t<span class=\"elementor-button-text\">Matrices<\/span>\n\t\t\t\t\t<\/span>\n\t\t\t\t\t<\/a>\n\t\t\t\t<\/div>\n\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-86b4aa3 elementor-align-justify elementor-widget elementor-widget-button\" data-id=\"86b4aa3\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"button.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<div class=\"elementor-button-wrapper\">\n\t\t\t\t\t<a class=\"elementor-button elementor-button-link elementor-size-sm\" href=\"https:\/\/groupe-reussite.fr\/ressources\/cours-en-ligne-espaces-vectoriels-normes-maths-spe\/\">\n\t\t\t\t\t\t<span class=\"elementor-button-content-wrapper\">\n\t\t\t\t\t\t\t\t\t<span class=\"elementor-button-text\">Espaces vectoriels norm\u00e9s<\/span>\n\t\t\t\t\t<\/span>\n\t\t\t\t\t<\/a>\n\t\t\t\t<\/div>\n\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-29183300 elementor-align-justify elementor-widget elementor-widget-button\" data-id=\"29183300\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"button.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<div class=\"elementor-button-wrapper\">\n\t\t\t\t\t<a class=\"elementor-button elementor-button-link elementor-size-sm\" href=\"https:\/\/groupe-reussite.fr\/ressources\/cours-en-ligne-suites-series-fonctions-maths-spe\/\">\n\t\t\t\t\t\t<span class=\"elementor-button-content-wrapper\">\n\t\t\t\t\t\t\t\t\t<span class=\"elementor-button-text\">Suites et s\u00e9ries de fonctions<\/span>\n\t\t\t\t\t<\/span>\n\t\t\t\t\t<\/a>\n\t\t\t\t<\/div>\n\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-70babc0d elementor-align-justify elementor-widget elementor-widget-button\" data-id=\"70babc0d\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"button.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<div class=\"elementor-button-wrapper\">\n\t\t\t\t\t<a class=\"elementor-button elementor-button-link elementor-size-sm\" href=\"https:\/\/groupe-reussite.fr\/ressources\/cours-en-ligne-integration-intervalle-quelconque-maths-spe\/\">\n\t\t\t\t\t\t<span class=\"elementor-button-content-wrapper\">\n\t\t\t\t\t\t\t\t\t<span class=\"elementor-button-text\">Int\u00e9gration intervalle quelconque<\/span>\n\t\t\t\t\t<\/span>\n\t\t\t\t\t<\/a>\n\t\t\t\t<\/div>\n\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-5da9b1a0 elementor-align-justify elementor-widget elementor-widget-button\" data-id=\"5da9b1a0\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"button.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<div class=\"elementor-button-wrapper\">\n\t\t\t\t\t<a class=\"elementor-button elementor-button-link elementor-size-sm\" href=\"https:\/\/groupe-reussite.fr\/ressources\/cours-en-ligne-series-entieres-maths-spe\/\">\n\t\t\t\t\t\t<span class=\"elementor-button-content-wrapper\">\n\t\t\t\t\t\t\t\t\t<span class=\"elementor-button-text\">S\u00e9ries enti\u00e8res<\/span>\n\t\t\t\t\t<\/span>\n\t\t\t\t\t<\/a>\n\t\t\t\t<\/div>\n\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-2904be0a elementor-align-justify elementor-widget elementor-widget-button\" data-id=\"2904be0a\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"button.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<div class=\"elementor-button-wrapper\">\n\t\t\t\t\t<a class=\"elementor-button elementor-button-link elementor-size-sm\" href=\"https:\/\/groupe-reussite.fr\/ressources\/cours-en-ligne-denombrements-maths-spe\/\">\n\t\t\t\t\t\t<span class=\"elementor-button-content-wrapper\">\n\t\t\t\t\t\t\t\t\t<span class=\"elementor-button-text\">D\u00e9nombrement<\/span>\n\t\t\t\t\t<\/span>\n\t\t\t\t\t<\/a>\n\t\t\t\t<\/div>\n\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-2b221a87 elementor-align-justify elementor-widget elementor-widget-button\" data-id=\"2b221a87\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"button.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<div class=\"elementor-button-wrapper\">\n\t\t\t\t\t<a class=\"elementor-button elementor-button-link elementor-size-sm\" href=\"https:\/\/groupe-reussite.fr\/ressources\/cours-en-ligne-integrales-parametre-maths-spe\/\">\n\t\t\t\t\t\t<span class=\"elementor-button-content-wrapper\">\n\t\t\t\t\t\t\t\t\t<span class=\"elementor-button-text\">Int\u00e9grales \u00e0 param\u00e8tre<\/span>\n\t\t\t\t\t<\/span>\n\t\t\t\t\t<\/a>\n\t\t\t\t<\/div>\n\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-22e7279e elementor-align-justify elementor-widget elementor-widget-button\" data-id=\"22e7279e\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"button.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<div class=\"elementor-button-wrapper\">\n\t\t\t\t\t<a class=\"elementor-button elementor-button-link elementor-size-sm\" href=\"https:\/\/groupe-reussite.fr\/ressources\/cours-en-ligne-variables-aleatoires-maths-spe\/\">\n\t\t\t\t\t\t<span class=\"elementor-button-content-wrapper\">\n\t\t\t\t\t\t\t\t\t<span class=\"elementor-button-text\">Variables al\u00e9atoires<\/span>\n\t\t\t\t\t<\/span>\n\t\t\t\t\t<\/a>\n\t\t\t\t<\/div>\n\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-57435af7 elementor-align-justify elementor-widget elementor-widget-button\" data-id=\"57435af7\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"button.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<div class=\"elementor-button-wrapper\">\n\t\t\t\t\t<a class=\"elementor-button elementor-button-link elementor-size-sm\" href=\"https:\/\/groupe-reussite.fr\/ressources\/cours-en-ligne-probabilites-maths-spe\/\">\n\t\t\t\t\t\t<span class=\"elementor-button-content-wrapper\">\n\t\t\t\t\t\t\t\t\t<span class=\"elementor-button-text\">Probabilit\u00e9s<\/span>\n\t\t\t\t\t<\/span>\n\t\t\t\t\t<\/a>\n\t\t\t\t<\/div>\n\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-1dfcdfcd elementor-align-justify elementor-widget elementor-widget-button\" data-id=\"1dfcdfcd\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"button.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<div class=\"elementor-button-wrapper\">\n\t\t\t\t\t<a class=\"elementor-button elementor-button-link elementor-size-sm\" href=\"https:\/\/groupe-reussite.fr\/ressources\/cours-en-ligne-prehilbertiens-maths-spe\/\">\n\t\t\t\t\t\t<span class=\"elementor-button-content-wrapper\">\n\t\t\t\t\t\t\t\t\t<span class=\"elementor-button-text\">Espaces pr\u00e9hilbertiens<\/span>\n\t\t\t\t\t<\/span>\n\t\t\t\t\t<\/a>\n\t\t\t\t<\/div>\n\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-4e6fb537 elementor-align-justify elementor-widget elementor-widget-button\" data-id=\"4e6fb537\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"button.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<div class=\"elementor-button-wrapper\">\n\t\t\t\t\t<a class=\"elementor-button elementor-button-link elementor-size-sm\" href=\"https:\/\/groupe-reussite.fr\/ressources\/cours-en-ligne-espaces-euclidiens-maths-spe\/\">\n\t\t\t\t\t\t<span class=\"elementor-button-content-wrapper\">\n\t\t\t\t\t\t\t\t\t<span class=\"elementor-button-text\">Espaces euclidiens<\/span>\n\t\t\t\t\t<\/span>\n\t\t\t\t\t<\/a>\n\t\t\t\t<\/div>\n\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-6dfbd6fa elementor-align-justify elementor-widget elementor-widget-button\" data-id=\"6dfbd6fa\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"button.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<div class=\"elementor-button-wrapper\">\n\t\t\t\t\t<a class=\"elementor-button elementor-button-link elementor-size-sm\" href=\"https:\/\/groupe-reussite.fr\/ressources\/cours-en-ligne-fonctions-plusieurs-variables-maths-spe\/\">\n\t\t\t\t\t\t<span class=\"elementor-button-content-wrapper\">\n\t\t\t\t\t\t\t\t\t<span class=\"elementor-button-text\">Fonctions de variables<\/span>\n\t\t\t\t\t<\/span>\n\t\t\t\t\t<\/a>\n\t\t\t\t<\/div>\n\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-7269a3c elementor-align-justify elementor-widget elementor-widget-button\" data-id=\"7269a3c\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"button.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<div class=\"elementor-button-wrapper\">\n\t\t\t\t\t<a class=\"elementor-button elementor-button-link elementor-size-sm\" href=\"https:\/\/groupe-reussite.fr\/ressources\/cours-en-ligne-courbes-parametrees-maths-spe\/\">\n\t\t\t\t\t\t<span class=\"elementor-button-content-wrapper\">\n\t\t\t\t\t\t\t\t\t<span class=\"elementor-button-text\">Courbes param\u00e9tr\u00e9es<\/span>\n\t\t\t\t\t<\/span>\n\t\t\t\t\t<\/a>\n\t\t\t\t<\/div>\n\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-238e9de4 elementor-align-justify elementor-widget elementor-widget-button\" data-id=\"238e9de4\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"button.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<div class=\"elementor-button-wrapper\">\n\t\t\t\t\t<a class=\"elementor-button elementor-button-link elementor-size-sm\" href=\"https:\/\/groupe-reussite.fr\/ressources\/cours-en-ligne-equations-differentielles-lineaires-maths-spe\/\">\n\t\t\t\t\t\t<span class=\"elementor-button-content-wrapper\">\n\t\t\t\t\t\t\t\t\t<span class=\"elementor-button-text\">\u00c9quations diff\u00e9rentielles lin\u00e9aires<\/span>\n\t\t\t\t\t<\/span>\n\t\t\t\t\t<\/a>\n\t\t\t\t<\/div>\n\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-20a1d374 elementor-align-justify elementor-widget elementor-widget-button\" data-id=\"20a1d374\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"button.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<div class=\"elementor-button-wrapper\">\n\t\t\t\t\t<a class=\"elementor-button elementor-button-link elementor-size-sm\" href=\"https:\/\/groupe-reussite.fr\/ressources\/cours-en-ligne-familles-sommables-maths-spe\/\">\n\t\t\t\t\t\t<span class=\"elementor-button-content-wrapper\">\n\t\t\t\t\t\t\t\t\t<span class=\"elementor-button-text\">Familles sommables<\/span>\n\t\t\t\t\t<\/span>\n\t\t\t\t\t<\/a>\n\t\t\t\t<\/div>\n\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-5930fbde elementor-align-justify elementor-widget elementor-widget-button\" data-id=\"5930fbde\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"button.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<div class=\"elementor-button-wrapper\">\n\t\t\t\t\t<a class=\"elementor-button elementor-button-link elementor-size-sm\" href=\"https:\/\/groupe-reussite.fr\/ressources\/cours-en-ligne-revision-ecrits-maths-spe\/\">\n\t\t\t\t\t\t<span class=\"elementor-button-content-wrapper\">\n\t\t\t\t\t\t\t\t\t<span class=\"elementor-button-text\">\u00c0 savoir d\u00e9montrer<\/span>\n\t\t\t\t\t<\/span>\n\t\t\t\t\t<\/a>\n\t\t\t\t<\/div>\n\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-2c0969d2 elementor-align-justify elementor-widget elementor-widget-button\" data-id=\"2c0969d2\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"button.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<div class=\"elementor-button-wrapper\">\n\t\t\t\t\t<a class=\"elementor-button elementor-button-link elementor-size-sm\" href=\"https:\/\/groupe-reussite.fr\/nous-contacter\/\">\n\t\t\t\t\t\t<span class=\"elementor-button-content-wrapper\">\n\t\t\t\t\t\t\t\t\t<span class=\"elementor-button-text\">CONTACTEZ-NOUS<\/span>\n\t\t\t\t\t<\/span>\n\t\t\t\t\t<\/a>\n\t\t\t\t<\/div>\n\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"has_ae_slider elementor-section elementor-top-section elementor-element elementor-element-d2b7e14 elementor-hidden-desktop elementor-hidden-tablet elementor-section-boxed elementor-section-height-default elementor-section-height-default ae-bg-gallery-type-default\" data-id=\"d2b7e14\" data-element_type=\"section\" data-e-type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-no\">\n\t\t\t\t\t<div class=\"has_ae_slider elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-d17a5a7 ae-bg-gallery-type-default\" data-id=\"d17a5a7\" data-element_type=\"column\" data-e-type=\"column\" data-settings=\"{&quot;background_background&quot;:&quot;classic&quot;}\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-8ac5ab1 elementor-widget elementor-widget-heading\" data-id=\"8ac5ab1\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<p class=\"elementor-heading-title elementor-size-default\">Cours en ligne Maths en Maths Sp\u00e9<\/p>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-b381f9d elementor-widget elementor-widget-heading\" data-id=\"b381f9d\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<p class=\"elementor-heading-title elementor-size-default\">Chapitres Maths en MP, PSI, PC, TSI, PT<\/p>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-4cb696e elementor-align-justify elementor-widget elementor-widget-button\" data-id=\"4cb696e\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"button.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<div class=\"elementor-button-wrapper\">\n\t\t\t\t\t<a class=\"elementor-button elementor-button-link elementor-size-sm\" href=\"https:\/\/groupe-reussite.fr\/ressources\/cours-en-ligne-revisions-equivalents-maths-spe\/\">\n\t\t\t\t\t\t<span class=\"elementor-button-content-wrapper\">\n\t\t\t\t\t\t\t\t\t<span class=\"elementor-button-text\">\u00c9quivalents<\/span>\n\t\t\t\t\t<\/span>\n\t\t\t\t\t<\/a>\n\t\t\t\t<\/div>\n\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-5b81d34 elementor-align-justify elementor-widget elementor-widget-button\" data-id=\"5b81d34\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"button.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<div class=\"elementor-button-wrapper\">\n\t\t\t\t\t<a class=\"elementor-button elementor-button-link elementor-size-sm\" href=\"https:\/\/groupe-reussite.fr\/ressources\/cours-en-ligne-algebre-lineaire-matrices-maths-spe\/\">\n\t\t\t\t\t\t<span class=\"elementor-button-content-wrapper\">\n\t\t\t\t\t\t\t\t\t<span class=\"elementor-button-text\">Alg\u00e8bre lin\u00e9aire et matrices<\/span>\n\t\t\t\t\t<\/span>\n\t\t\t\t\t<\/a>\n\t\t\t\t<\/div>\n\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-632324e elementor-align-justify elementor-widget elementor-widget-button\" data-id=\"632324e\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"button.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<div class=\"elementor-button-wrapper\">\n\t\t\t\t\t<a class=\"elementor-button elementor-button-link elementor-size-sm\" href=\"https:\/\/groupe-reussite.fr\/ressources\/cours-en-ligne-series-numeriques-maths-spe\/\">\n\t\t\t\t\t\t<span class=\"elementor-button-content-wrapper\">\n\t\t\t\t\t\t\t\t\t<span class=\"elementor-button-text\">S\u00e9ries num\u00e9riques<\/span>\n\t\t\t\t\t<\/span>\n\t\t\t\t\t<\/a>\n\t\t\t\t<\/div>\n\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-038a9c7 elementor-align-justify elementor-widget elementor-widget-button\" data-id=\"038a9c7\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"button.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<div class=\"elementor-button-wrapper\">\n\t\t\t\t\t<a class=\"elementor-button elementor-button-link elementor-size-sm\" href=\"https:\/\/groupe-reussite.fr\/ressources\/cours-en-ligne-espaces-vectoriels-maths-spe\/\">\n\t\t\t\t\t\t<span class=\"elementor-button-content-wrapper\">\n\t\t\t\t\t\t\t\t\t<span class=\"elementor-button-text\">Espaces vectoriels<\/span>\n\t\t\t\t\t<\/span>\n\t\t\t\t\t<\/a>\n\t\t\t\t<\/div>\n\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-259b748 elementor-align-justify elementor-widget elementor-widget-button\" data-id=\"259b748\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"button.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<div class=\"elementor-button-wrapper\">\n\t\t\t\t\t<a class=\"elementor-button elementor-button-link elementor-size-sm\" href=\"https:\/\/groupe-reussite.fr\/ressources\/cours-en-ligne-reduction-endomorphismes-maths-spe\/\">\n\t\t\t\t\t\t<span class=\"elementor-button-content-wrapper\">\n\t\t\t\t\t\t\t\t\t<span class=\"elementor-button-text\">R\u00e9duction endomorphismes<\/span>\n\t\t\t\t\t<\/span>\n\t\t\t\t\t<\/a>\n\t\t\t\t<\/div>\n\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-caefe1d elementor-align-justify elementor-widget elementor-widget-button\" data-id=\"caefe1d\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"button.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<div class=\"elementor-button-wrapper\">\n\t\t\t\t\t<a class=\"elementor-button elementor-button-link elementor-size-sm\" href=\"https:\/\/groupe-reussite.fr\/ressources\/cours-en-ligne-matrices-maths-spe\/\">\n\t\t\t\t\t\t<span class=\"elementor-button-content-wrapper\">\n\t\t\t\t\t\t\t\t\t<span class=\"elementor-button-text\">Matrices<\/span>\n\t\t\t\t\t<\/span>\n\t\t\t\t\t<\/a>\n\t\t\t\t<\/div>\n\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-c71d0e5 elementor-align-justify elementor-widget elementor-widget-button\" data-id=\"c71d0e5\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"button.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<div class=\"elementor-button-wrapper\">\n\t\t\t\t\t<a class=\"elementor-button elementor-button-link elementor-size-sm\" href=\"https:\/\/groupe-reussite.fr\/ressources\/cours-en-ligne-espaces-vectoriels-normes-maths-spe\/\">\n\t\t\t\t\t\t<span class=\"elementor-button-content-wrapper\">\n\t\t\t\t\t\t\t\t\t<span class=\"elementor-button-text\">Espaces vectoriels norm\u00e9s<\/span>\n\t\t\t\t\t<\/span>\n\t\t\t\t\t<\/a>\n\t\t\t\t<\/div>\n\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-2c596e4 elementor-align-justify elementor-widget elementor-widget-button\" data-id=\"2c596e4\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"button.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<div class=\"elementor-button-wrapper\">\n\t\t\t\t\t<a class=\"elementor-button elementor-button-link elementor-size-sm\" href=\"https:\/\/groupe-reussite.fr\/ressources\/cours-en-ligne-suites-series-fonctions-maths-spe\/\">\n\t\t\t\t\t\t<span class=\"elementor-button-content-wrapper\">\n\t\t\t\t\t\t\t\t\t<span class=\"elementor-button-text\">Suites et s\u00e9ries de fonctions<\/span>\n\t\t\t\t\t<\/span>\n\t\t\t\t\t<\/a>\n\t\t\t\t<\/div>\n\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-4592bd5 elementor-align-justify elementor-widget elementor-widget-button\" data-id=\"4592bd5\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"button.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<div class=\"elementor-button-wrapper\">\n\t\t\t\t\t<a class=\"elementor-button elementor-button-link elementor-size-sm\" href=\"https:\/\/groupe-reussite.fr\/ressources\/cours-en-ligne-integration-intervalle-quelconque-maths-spe\/\">\n\t\t\t\t\t\t<span class=\"elementor-button-content-wrapper\">\n\t\t\t\t\t\t\t\t\t<span class=\"elementor-button-text\">Int\u00e9gration intervalle quelconque<\/span>\n\t\t\t\t\t<\/span>\n\t\t\t\t\t<\/a>\n\t\t\t\t<\/div>\n\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-f678253 elementor-align-justify elementor-widget elementor-widget-button\" data-id=\"f678253\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"button.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<div class=\"elementor-button-wrapper\">\n\t\t\t\t\t<a class=\"elementor-button elementor-button-link elementor-size-sm\" href=\"https:\/\/groupe-reussite.fr\/ressources\/cours-en-ligne-series-entieres-maths-spe\/\">\n\t\t\t\t\t\t<span class=\"elementor-button-content-wrapper\">\n\t\t\t\t\t\t\t\t\t<span class=\"elementor-button-text\">S\u00e9ries enti\u00e8res<\/span>\n\t\t\t\t\t<\/span>\n\t\t\t\t\t<\/a>\n\t\t\t\t<\/div>\n\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-6a9845b elementor-align-justify elementor-widget elementor-widget-button\" data-id=\"6a9845b\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"button.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<div class=\"elementor-button-wrapper\">\n\t\t\t\t\t<a class=\"elementor-button elementor-button-link elementor-size-sm\" href=\"https:\/\/groupe-reussite.fr\/ressources\/cours-en-ligne-denombrements-maths-spe\/\">\n\t\t\t\t\t\t<span class=\"elementor-button-content-wrapper\">\n\t\t\t\t\t\t\t\t\t<span class=\"elementor-button-text\">D\u00e9nombrement<\/span>\n\t\t\t\t\t<\/span>\n\t\t\t\t\t<\/a>\n\t\t\t\t<\/div>\n\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-34c7995 elementor-align-justify elementor-widget elementor-widget-button\" data-id=\"34c7995\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"button.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<div class=\"elementor-button-wrapper\">\n\t\t\t\t\t<a class=\"elementor-button elementor-button-link elementor-size-sm\" href=\"https:\/\/groupe-reussite.fr\/ressources\/cours-en-ligne-integrales-parametre-maths-spe\/\">\n\t\t\t\t\t\t<span class=\"elementor-button-content-wrapper\">\n\t\t\t\t\t\t\t\t\t<span class=\"elementor-button-text\">Int\u00e9grales \u00e0 param\u00e8tre<\/span>\n\t\t\t\t\t<\/span>\n\t\t\t\t\t<\/a>\n\t\t\t\t<\/div>\n\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-f0f0c35 elementor-align-justify elementor-widget elementor-widget-button\" data-id=\"f0f0c35\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"button.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<div class=\"elementor-button-wrapper\">\n\t\t\t\t\t<a class=\"elementor-button elementor-button-link elementor-size-sm\" href=\"https:\/\/groupe-reussite.fr\/ressources\/cours-en-ligne-variables-aleatoires-maths-spe\/\">\n\t\t\t\t\t\t<span class=\"elementor-button-content-wrapper\">\n\t\t\t\t\t\t\t\t\t<span class=\"elementor-button-text\">Variables al\u00e9atoires<\/span>\n\t\t\t\t\t<\/span>\n\t\t\t\t\t<\/a>\n\t\t\t\t<\/div>\n\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-27bf6dc elementor-align-justify elementor-widget elementor-widget-button\" data-id=\"27bf6dc\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"button.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<div class=\"elementor-button-wrapper\">\n\t\t\t\t\t<a class=\"elementor-button elementor-button-link elementor-size-sm\" href=\"https:\/\/groupe-reussite.fr\/ressources\/cours-en-ligne-probabilites-maths-spe\/\">\n\t\t\t\t\t\t<span class=\"elementor-button-content-wrapper\">\n\t\t\t\t\t\t\t\t\t<span class=\"elementor-button-text\">Probabilit\u00e9s<\/span>\n\t\t\t\t\t<\/span>\n\t\t\t\t\t<\/a>\n\t\t\t\t<\/div>\n\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-a12080e elementor-align-justify elementor-widget elementor-widget-button\" data-id=\"a12080e\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"button.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<div class=\"elementor-button-wrapper\">\n\t\t\t\t\t<a class=\"elementor-button elementor-button-link elementor-size-sm\" href=\"https:\/\/groupe-reussite.fr\/ressources\/cours-en-ligne-prehilbertiens-maths-spe\/\">\n\t\t\t\t\t\t<span class=\"elementor-button-content-wrapper\">\n\t\t\t\t\t\t\t\t\t<span class=\"elementor-button-text\">Espaces pr\u00e9hilbertiens<\/span>\n\t\t\t\t\t<\/span>\n\t\t\t\t\t<\/a>\n\t\t\t\t<\/div>\n\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-3ec07d7 elementor-align-justify elementor-widget elementor-widget-button\" data-id=\"3ec07d7\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"button.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<div class=\"elementor-button-wrapper\">\n\t\t\t\t\t<a class=\"elementor-button elementor-button-link elementor-size-sm\" href=\"https:\/\/groupe-reussite.fr\/ressources\/cours-en-ligne-espaces-euclidiens-maths-spe\/\">\n\t\t\t\t\t\t<span class=\"elementor-button-content-wrapper\">\n\t\t\t\t\t\t\t\t\t<span class=\"elementor-button-text\">Espaces euclidiens<\/span>\n\t\t\t\t\t<\/span>\n\t\t\t\t\t<\/a>\n\t\t\t\t<\/div>\n\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-7a16f3c elementor-align-justify elementor-widget elementor-widget-button\" data-id=\"7a16f3c\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"button.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<div class=\"elementor-button-wrapper\">\n\t\t\t\t\t<a class=\"elementor-button elementor-button-link elementor-size-sm\" href=\"https:\/\/groupe-reussite.fr\/ressources\/cours-en-ligne-fonctions-plusieurs-variables-maths-spe\/\">\n\t\t\t\t\t\t<span class=\"elementor-button-content-wrapper\">\n\t\t\t\t\t\t\t\t\t<span class=\"elementor-button-text\">Fonctions de variables<\/span>\n\t\t\t\t\t<\/span>\n\t\t\t\t\t<\/a>\n\t\t\t\t<\/div>\n\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-8572d38 elementor-align-justify elementor-widget elementor-widget-button\" data-id=\"8572d38\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"button.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<div class=\"elementor-button-wrapper\">\n\t\t\t\t\t<a class=\"elementor-button elementor-button-link elementor-size-sm\" href=\"https:\/\/groupe-reussite.fr\/ressources\/cours-en-ligne-courbes-parametrees-maths-spe\/\">\n\t\t\t\t\t\t<span class=\"elementor-button-content-wrapper\">\n\t\t\t\t\t\t\t\t\t<span class=\"elementor-button-text\">Courbes param\u00e9tr\u00e9es<\/span>\n\t\t\t\t\t<\/span>\n\t\t\t\t\t<\/a>\n\t\t\t\t<\/div>\n\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-22898db elementor-align-justify elementor-widget elementor-widget-button\" data-id=\"22898db\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"button.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<div class=\"elementor-button-wrapper\">\n\t\t\t\t\t<a class=\"elementor-button elementor-button-link elementor-size-sm\" href=\"https:\/\/groupe-reussite.fr\/ressources\/cours-en-ligne-equations-differentielles-lineaires-maths-spe\/\">\n\t\t\t\t\t\t<span class=\"elementor-button-content-wrapper\">\n\t\t\t\t\t\t\t\t\t<span class=\"elementor-button-text\">\u00c9quations diff\u00e9rentielles lin\u00e9aires<\/span>\n\t\t\t\t\t<\/span>\n\t\t\t\t\t<\/a>\n\t\t\t\t<\/div>\n\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-ba84e23 elementor-align-justify elementor-widget elementor-widget-button\" data-id=\"ba84e23\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"button.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<div class=\"elementor-button-wrapper\">\n\t\t\t\t\t<a class=\"elementor-button elementor-button-link elementor-size-sm\" href=\"https:\/\/groupe-reussite.fr\/ressources\/cours-en-ligne-familles-sommables-maths-spe\/\">\n\t\t\t\t\t\t<span class=\"elementor-button-content-wrapper\">\n\t\t\t\t\t\t\t\t\t<span class=\"elementor-button-text\">Familles sommables<\/span>\n\t\t\t\t\t<\/span>\n\t\t\t\t\t<\/a>\n\t\t\t\t<\/div>\n\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-8618283 elementor-align-justify elementor-widget elementor-widget-button\" data-id=\"8618283\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"button.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<div class=\"elementor-button-wrapper\">\n\t\t\t\t\t<a class=\"elementor-button elementor-button-link elementor-size-sm\" href=\"https:\/\/groupe-reussite.fr\/ressources\/cours-en-ligne-revision-ecrits-maths-spe\/\">\n\t\t\t\t\t\t<span class=\"elementor-button-content-wrapper\">\n\t\t\t\t\t\t\t\t\t<span class=\"elementor-button-text\">\u00c0 savoir d\u00e9montrer<\/span>\n\t\t\t\t\t<\/span>\n\t\t\t\t\t<\/a>\n\t\t\t\t<\/div>\n\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-9dc72f4 elementor-align-justify elementor-widget elementor-widget-button\" data-id=\"9dc72f4\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"button.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<div class=\"elementor-button-wrapper\">\n\t\t\t\t\t<a class=\"elementor-button elementor-button-link elementor-size-sm\" href=\"https:\/\/groupe-reussite.fr\/nous-contacter\/\">\n\t\t\t\t\t\t<span class=\"elementor-button-content-wrapper\">\n\t\t\t\t\t\t\t\t\t<span class=\"elementor-button-text\">CONTACTEZ-NOUS<\/span>\n\t\t\t\t\t<\/span>\n\t\t\t\t\t<\/a>\n\t\t\t\t<\/div>\n\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<\/div>\n\t\t\n<\/div>\n<div class=\"elementor-column-wrap elementor-element-populated colone_latex\">\n<div class=\"style_pag\" style=\"color: #000; font-family: 'Lato', Sans-serif;\">\n<div class=\"elementor-text-editor elementor-clearfix\">\n<h1 class=\"Latex_page_title\">Espaces vectoriels norm\u00e9s en MP, PC, PSI<\/h1>\n<\/div>\n<p class=\"colone_latex_ancres\"><a href=\"https:\/\/groupe-reussite.fr\/ressources\/cours-en-ligne-espaces-vectoriels-normes-maths-spe\/\">R\u00e9sum\u00e9 de cours<\/a> <a href=\"https:\/\/groupe-reussite.fr\/ressources\/cours-en-ligne-exercices-corriges-evn-spe\/\">Exercices et corrig\u00e9s<\/a><\/p>\n<h2 style=\"text-align: justify;\">Exercices et corrig\u00e9s sur les espaces vectoriels norm\u00e9s et topologie<\/h2>\n<h2 style=\"text-align: justify;\">1. Sur les normes<\/h2>\n<p style=\"text-align: justify;\"><b>Exercice 1<\/b><br \/>\nSoit <img decoding=\"async\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-764e1c770271f92700e1a4fbce46c668_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#69;\" title=\"Rendered by QuickLaTeX.com\" height=\"12\" width=\"14\" style=\"vertical-align: 0px;\"\/> l&rsquo;ensemble des <a href=\"https:\/\/groupe-reussite.fr\/ressources\/cours-en-ligne-suites-series-fonctions-maths-spe\/\">suites<\/a> r\u00e9elles born\u00e9es.<br \/>\nOn rappelle que <img decoding=\"async\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-11f7035e7b8363bc719b7b6789ff4fbe_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#69;&#32;&#92;&#114;&#105;&#103;&#104;&#116;&#97;&#114;&#114;&#111;&#119;&#32;&#92;&#109;&#97;&#116;&#104;&#98;&#98;&#123;&#82;&#125;&#32;&#44;&#32;&#32;&#117;&#32;&#61;&#32;&#40;&#117;&#95;&#110;&#41;&#95;&#110;&#32;&#92;&#109;&#97;&#112;&#115;&#116;&#111;&#32;&#92;&#100;&#105;&#115;&#112;&#108;&#97;&#121;&#115;&#116;&#121;&#108;&#101;&#32;&#78;&#40;&#117;&#41;&#32;&#61;&#32;&#92;&#115;&#117;&#112;&#95;&#123;&#110;&#32;&#92;&#105;&#110;&#32;&#92;&#109;&#97;&#116;&#104;&#98;&#98;&#123;&#78;&#125;&#125;&#32;&#92;&#118;&#101;&#114;&#116;&#32;&#117;&#95;&#110;&#92;&#118;&#101;&#114;&#116;\" title=\"Rendered by QuickLaTeX.com\" height=\"30\" width=\"287\" style=\"vertical-align: -16px;\"\/> d\u00e9finit une norme sur <img decoding=\"async\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-764e1c770271f92700e1a4fbce46c668_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#69;\" title=\"Rendered by QuickLaTeX.com\" height=\"12\" width=\"14\" style=\"vertical-align: 0px;\"\/>.<br \/>\nOn d\u00e9finit <img decoding=\"async\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-dc5a35a0df720f2ce20b71ac477a357d_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#92;&#100;&#105;&#115;&#112;&#108;&#97;&#121;&#115;&#116;&#121;&#108;&#101;&#32;&#78;&#39;&#40;&#117;&#41;&#32;&#61;&#32;&#92;&#115;&#117;&#112;&#95;&#123;&#110;&#32;&#92;&#105;&#110;&#32;&#92;&#109;&#97;&#116;&#104;&#98;&#98;&#123;&#78;&#125;&#125;&#32;&#40;&#92;&#118;&#101;&#114;&#116;&#32;&#117;&#95;&#110;&#92;&#118;&#101;&#114;&#116;&#32;&#43;&#32;&#92;&#118;&#101;&#114;&#116;&#32;&#117;&#95;&#123;&#50;&#110;&#125;&#32;&#92;&#118;&#101;&#114;&#116;&#41;\" title=\"Rendered by QuickLaTeX.com\" height=\"31\" width=\"195\" style=\"vertical-align: -16px;\"\/> .<br \/>\n<i><br \/>\nQuestion 1<\/i><br \/>\nMontrer que <img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-624f508d979b0737900710d62b51a29e_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#78;&#39;\" title=\"Rendered by QuickLaTeX.com\" height=\"14\" width=\"20\" style=\"vertical-align: 0px;\"\/> est une norme sur <img decoding=\"async\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-764e1c770271f92700e1a4fbce46c668_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#69;\" title=\"Rendered by QuickLaTeX.com\" height=\"12\" width=\"14\" style=\"vertical-align: 0px;\"\/>.<\/p>\n<p style=\"text-align: justify;\"><i>Question 2<\/i><br \/>\nMontrer que <img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-5793832f979c2268e3694c246d53b1bb_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#78;\" title=\"Rendered by QuickLaTeX.com\" height=\"12\" width=\"16\" style=\"vertical-align: 0px;\"\/> et <img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-624f508d979b0737900710d62b51a29e_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#78;&#39;\" title=\"Rendered by QuickLaTeX.com\" height=\"14\" width=\"20\" style=\"vertical-align: 0px;\"\/> sont <a href=\"https:\/\/groupe-reussite.fr\/ressources\/cours-en-ligne-revisions-equivalents-maths-spe\/\">\u00e9quivalentes<\/a> et donner les valeurs optimales de <img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-8f0b6b1a01f8fcc2f95be0364c090397_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#92;&#97;&#108;&#112;&#104;&#97;\" title=\"Rendered by QuickLaTeX.com\" height=\"8\" width=\"11\" style=\"vertical-align: 0px;\"\/> et <img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-b6a7605b1bcca8f1b416eaf733f34e08_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#92;&#98;&#101;&#116;&#97;\" title=\"Rendered by QuickLaTeX.com\" height=\"16\" width=\"11\" style=\"vertical-align: -4px;\"\/> telles que <img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-6f60646d292871215713789c16c9a9c2_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#92;&#97;&#108;&#112;&#104;&#97;&#32;&#92;&#44;&#32;&#78;&#32;&#92;&#108;&#101;&#113;&#32;&#78;&#39;&#32;&#92;&#108;&#101;&#113;&#32;&#92;&#98;&#101;&#116;&#97;&#32;&#92;&#44;&#32;&#32;&#78;\" title=\"Rendered by QuickLaTeX.com\" height=\"18\" width=\"128\" style=\"vertical-align: -4px;\"\/>.<\/p>\n<p style=\"text-align: justify;\"><strong>Corrig\u00e9 de l&rsquo;exercice 1 :<\/strong><\/p>\n<p style=\"text-align: justify;\">Question 1 :<\/p>\n<p style=\"text-align: justify;\">On sait que <img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-5793832f979c2268e3694c246d53b1bb_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#78;\" title=\"Rendered by QuickLaTeX.com\" height=\"12\" width=\"16\" style=\"vertical-align: 0px;\"\/> est une norme sur <img decoding=\"async\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-764e1c770271f92700e1a4fbce46c668_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#69;\" title=\"Rendered by QuickLaTeX.com\" height=\"12\" width=\"14\" style=\"vertical-align: 0px;\"\/>.<br \/>\nOn remarquera l&rsquo;utilisation de la norme <img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-5793832f979c2268e3694c246d53b1bb_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#78;\" title=\"Rendered by QuickLaTeX.com\" height=\"12\" width=\"16\" style=\"vertical-align: 0px;\"\/> et de ses propri\u00e9t\u00e9s qui \u00e9vite les d\u00e9monstrations \u00ab\u00a0p\u00e9nibles\u00a0\u00bb sur les sup pour la norme <img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-624f508d979b0737900710d62b51a29e_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#78;&#39;\" title=\"Rendered by QuickLaTeX.com\" height=\"14\" width=\"20\" style=\"vertical-align: 0px;\"\/>.<\/p>\n<p style=\"text-align: justify;\"><img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-f113f352168d3b16a8f3e8b41e919e16_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#92;&#97;&#115;&#116;\" title=\"Rendered by QuickLaTeX.com\" height=\"9\" width=\"7\" style=\"vertical-align: 0px;\"\/> <img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-1295cf7222664fab1cb91d4df5e0ead1_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#78;&#39;&#40;&#117;&#41;\" title=\"Rendered by QuickLaTeX.com\" height=\"18\" width=\"44\" style=\"vertical-align: -4px;\"\/> est d\u00e9fini car l&rsquo;ensemble <img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-6b85be929d46a685a46d220cff28240e_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#92;&#123;&#92;&#118;&#101;&#114;&#116;&#32;&#117;&#95;&#110;&#32;&#92;&#118;&#101;&#114;&#116;&#32;&#43;&#32;&#92;&#118;&#101;&#114;&#116;&#32;&#117;&#95;&#123;&#50;&#110;&#125;&#32;&#92;&#118;&#101;&#114;&#116;&#32;&#92;&#44;&#32;&#47;&#92;&#44;&#32;&#110;&#32;&#92;&#105;&#110;&#32;&#92;&#109;&#97;&#116;&#104;&#98;&#98;&#123;&#78;&#32;&#125;&#92;&#125;\" title=\"Rendered by QuickLaTeX.com\" height=\"19\" width=\"163\" style=\"vertical-align: -5px;\"\/> est born\u00e9 et <img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-afaa79284d6a9867699cd1d8b09ae196_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#92;&#102;&#111;&#114;&#97;&#108;&#108;&#32;&#92;&#44;&#32;&#110;&#32;&#92;&#105;&#110;&#32;&#92;&#109;&#97;&#116;&#104;&#98;&#98;&#123;&#78;&#32;&#125;&#44;&#32;&#92;&#118;&#101;&#114;&#116;&#32;&#117;&#95;&#110;&#32;&#92;&#118;&#101;&#114;&#116;&#32;&#43;&#32;&#92;&#118;&#101;&#114;&#116;&#32;&#117;&#95;&#123;&#50;&#110;&#125;&#92;&#118;&#101;&#114;&#116;&#32;&#92;&#108;&#101;&#113;&#32;&#50;&#32;&#78;&#40;&#117;&#41;\" title=\"Rendered by QuickLaTeX.com\" height=\"18\" width=\"224\" style=\"vertical-align: -4px;\"\/>, donc <img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-708826d96ba167397379c38b0657ea6f_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#78;&#39;&#40;&#117;&#41;&#32;&#92;&#108;&#101;&#113;&#32;&#50;&#32;&#78;&#40;&#117;&#41;\" title=\"Rendered by QuickLaTeX.com\" height=\"18\" width=\"116\" style=\"vertical-align: -4px;\"\/>.<br \/>\nDe plus, en utilisant <img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-cce7896e56ece219c029e4562616a784_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#92;&#113;&#117;&#97;&#100;&#32;&#92;&#102;&#111;&#114;&#97;&#108;&#108;&#32;&#92;&#44;&#32;&#110;&#32;&#92;&#105;&#110;&#32;&#92;&#109;&#97;&#116;&#104;&#98;&#98;&#123;&#78;&#32;&#125;&#44;&#32;&#92;&#118;&#101;&#114;&#116;&#32;&#117;&#95;&#110;&#32;&#92;&#118;&#101;&#114;&#116;&#32;&#92;&#108;&#101;&#113;&#32;&#92;&#118;&#101;&#114;&#116;&#32;&#117;&#95;&#110;&#32;&#92;&#118;&#101;&#114;&#116;&#32;&#43;&#32;&#92;&#118;&#101;&#114;&#116;&#32;&#117;&#95;&#123;&#50;&#110;&#125;&#92;&#118;&#101;&#114;&#116;&#32;&#92;&#108;&#101;&#113;&#32;&#78;&#39;&#40;&#117;&#41;\" title=\"Rendered by QuickLaTeX.com\" height=\"18\" width=\"273\" style=\"vertical-align: -4px;\"\/>,<br \/>\non en d\u00e9duit que <img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-98976fa887d76b87dbd6506a7bdfb3bd_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#78;&#40;&#117;&#41;&#32;&#92;&#108;&#101;&#113;&#32;&#78;&#39;&#40;&#117;&#41;\" title=\"Rendered by QuickLaTeX.com\" height=\"18\" width=\"107\" style=\"vertical-align: -4px;\"\/>.<\/p>\n<p style=\"text-align: justify;\"><img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-f113f352168d3b16a8f3e8b41e919e16_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#92;&#97;&#115;&#116;\" title=\"Rendered by QuickLaTeX.com\" height=\"9\" width=\"7\" style=\"vertical-align: 0px;\"\/> S\u00e9paration.<br \/>\nSi <img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-618a6096e6841bea09a833be2726619f_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#78;&#39;&#40;&#117;&#41;&#32;&#61;&#32;&#48;\" title=\"Rendered by QuickLaTeX.com\" height=\"18\" width=\"77\" style=\"vertical-align: -4px;\"\/>, comme <img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-138e56b80da0b57ae3afec6f04163c57_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#48;&#32;&#92;&#108;&#101;&#113;&#32;&#78;&#40;&#117;&#41;&#32;&#92;&#108;&#101;&#113;&#32;&#78;&#39;&#40;&#117;&#41;\" title=\"Rendered by QuickLaTeX.com\" height=\"18\" width=\"140\" style=\"vertical-align: -4px;\"\/>, <img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-1b16fd3dc0758fb7ffc5838215a60b09_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#78;&#40;&#117;&#41;&#32;&#61;&#32;&#48;\" title=\"Rendered by QuickLaTeX.com\" height=\"18\" width=\"73\" style=\"vertical-align: -4px;\"\/> ;\u00a0 <img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-5793832f979c2268e3694c246d53b1bb_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#78;\" title=\"Rendered by QuickLaTeX.com\" height=\"12\" width=\"16\" style=\"vertical-align: 0px;\"\/> \u00e9tant une norme, <img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-3723f60d27e902cd2c4dc9b27ebaaf6e_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#117;&#32;&#61;&#32;&#48;\" title=\"Rendered by QuickLaTeX.com\" height=\"12\" width=\"43\" style=\"vertical-align: 0px;\"\/>.<\/p>\n<p style=\"text-align: justify;\"><img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-f113f352168d3b16a8f3e8b41e919e16_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#92;&#97;&#115;&#116;\" title=\"Rendered by QuickLaTeX.com\" height=\"9\" width=\"7\" style=\"vertical-align: 0px;\"\/> Homog\u00e9n\u00e9it\u00e9.<br \/>\nSoit <img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-efa03fa7c40bb7d27b46b884941aa569_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#117;&#32;&#92;&#105;&#110;&#32;&#69;\" title=\"Rendered by QuickLaTeX.com\" height=\"13\" width=\"46\" style=\"vertical-align: -1px;\"\/> et <img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-3d3a847f8dda9c0aa8864c746d726bf9_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#92;&#108;&#97;&#109;&#98;&#100;&#97;&#32;&#92;&#105;&#110;&#32;&#92;&#109;&#97;&#116;&#104;&#98;&#98;&#123;&#82;&#125;\" title=\"Rendered by QuickLaTeX.com\" height=\"13\" width=\"45\" style=\"vertical-align: -1px;\"\/>.<br \/>\nSoit <img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-a5a6cdbdf93eb6a80bb23199d643173b_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#117;&#39;&#32;&#92;&#105;&#110;&#32;&#69;\" title=\"Rendered by QuickLaTeX.com\" height=\"15\" width=\"50\" style=\"vertical-align: -1px;\"\/> o\u00f9 <img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-72abd255d70edeebcbee3cd2e34775a1_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#92;&#102;&#111;&#114;&#97;&#108;&#108;&#32;&#92;&#44;&#32;&#110;&#32;&#92;&#105;&#110;&#32;&#92;&#109;&#97;&#116;&#104;&#98;&#98;&#123;&#78;&#32;&#125;&#44;&#32;&#92;&#59;&#32;&#117;&#39;&#95;&#110;&#32;&#61;&#32;&#92;&#118;&#101;&#114;&#116;&#32;&#117;&#95;&#110;&#32;&#92;&#118;&#101;&#114;&#116;&#32;&#43;&#32;&#92;&#118;&#101;&#114;&#116;&#32;&#117;&#95;&#123;&#50;&#110;&#125;&#92;&#118;&#101;&#114;&#116;\" title=\"Rendered by QuickLaTeX.com\" height=\"18\" width=\"199\" style=\"vertical-align: -4px;\"\/>,<br \/>\n<img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-ad3a301ebf3359efee134d6c5bc5896e_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#78;&#39;&#40;&#92;&#108;&#97;&#109;&#98;&#100;&#97;&#32;&#92;&#44;&#32;&#117;&#41;&#32;&#61;&#32;&#78;&#40;&#92;&#108;&#97;&#109;&#98;&#100;&#97;&#32;&#117;&#39;&#41;&#32;&#61;&#32;&#92;&#118;&#101;&#114;&#116;&#32;&#92;&#108;&#97;&#109;&#98;&#100;&#97;&#32;&#92;&#118;&#101;&#114;&#116;&#32;&#78;&#40;&#117;&#39;&#41;&#32;&#61;&#32;&#92;&#118;&#101;&#114;&#116;&#32;&#92;&#108;&#97;&#109;&#98;&#100;&#97;&#32;&#92;&#118;&#101;&#114;&#116;&#32;&#78;&#39;&#40;&#117;&#41;\" title=\"Rendered by QuickLaTeX.com\" height=\"18\" width=\"313\" style=\"vertical-align: -4px;\"\/>.<\/p>\n<p style=\"text-align: justify;\"><img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-f113f352168d3b16a8f3e8b41e919e16_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#92;&#97;&#115;&#116;\" title=\"Rendered by QuickLaTeX.com\" height=\"9\" width=\"7\" style=\"vertical-align: 0px;\"\/> In\u00e9galit\u00e9 triangulaire. Soit <img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-8f7f9fd9c3dc6a23e2f085b98b47b7d0_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#117;&#32;&#44;&#32;&#118;&#32;&#92;&#105;&#110;&#32;&#69;\" title=\"Rendered by QuickLaTeX.com\" height=\"16\" width=\"63\" style=\"vertical-align: -4px;\"\/>.<br \/>\nOn note <img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-5a709b0c2d6c9c4860c2108f52d0fb44_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#117;&#39;&#32;&#44;&#32;&#118;&#39;&#32;&#92;&#105;&#110;&#32;&#69;\" title=\"Rendered by QuickLaTeX.com\" height=\"18\" width=\"72\" style=\"vertical-align: -4px;\"\/> o\u00f9 pour tout <img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-e191fa49b5d80dd2e9d6bae076b2c510_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#110;&#32;&#92;&#105;&#110;&#32;&#92;&#109;&#97;&#116;&#104;&#98;&#98;&#123;&#78;&#32;&#125;\" title=\"Rendered by QuickLaTeX.com\" height=\"13\" width=\"45\" style=\"vertical-align: -1px;\"\/>,<br \/>\n<img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-fc699666ee4edef5494e9a98809b455f_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#117;&#39;&#95;&#110;&#32;&#61;&#32;&#92;&#118;&#101;&#114;&#116;&#32;&#117;&#95;&#110;&#32;&#92;&#118;&#101;&#114;&#116;&#32;&#43;&#32;&#92;&#118;&#101;&#114;&#116;&#32;&#117;&#95;&#123;&#50;&#110;&#125;&#92;&#118;&#101;&#114;&#116;\" title=\"Rendered by QuickLaTeX.com\" height=\"19\" width=\"128\" style=\"vertical-align: -5px;\"\/> et <img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-623f83c7acb92a596a32d087216aec34_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#118;&#39;&#95;&#110;&#32;&#61;&#32;&#92;&#118;&#101;&#114;&#116;&#32;&#118;&#95;&#110;&#32;&#92;&#118;&#101;&#114;&#116;&#32;&#43;&#32;&#92;&#118;&#101;&#114;&#116;&#32;&#118;&#95;&#123;&#50;&#110;&#125;&#92;&#118;&#101;&#114;&#116;\" title=\"Rendered by QuickLaTeX.com\" height=\"18\" width=\"123\" style=\"vertical-align: -4px;\"\/>,<br \/>\n<img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-f166d570f2032dd9c7c9c76013e1fb3f_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#78;&#39;&#40;&#117;&#32;&#43;&#32;&#118;&#41;&#32;&#61;&#32;&#78;&#40;&#119;&#41;\" title=\"Rendered by QuickLaTeX.com\" height=\"18\" width=\"141\" style=\"vertical-align: -4px;\"\/> o\u00f9 <img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-1e24f64a42d93b3af9c92ae2355dcfff_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#92;&#102;&#111;&#114;&#97;&#108;&#108;&#32;&#92;&#44;&#32;&#110;&#32;&#92;&#105;&#110;&#32;&#92;&#109;&#97;&#116;&#104;&#98;&#98;&#123;&#78;&#125;&#44;&#32;&#92;&#59;&#32;&#32;&#119;&#95;&#110;&#32;&#32;&#61;&#32;&#92;&#118;&#101;&#114;&#116;&#32;&#117;&#95;&#110;&#32;&#43;&#32;&#118;&#95;&#110;&#92;&#118;&#101;&#114;&#116;&#32;&#43;&#32;&#92;&#118;&#101;&#114;&#116;&#32;&#117;&#95;&#123;&#50;&#32;&#110;&#125;&#32;&#43;&#32;&#118;&#95;&#123;&#50;&#110;&#125;&#32;&#92;&#118;&#101;&#114;&#116;\" title=\"Rendered by QuickLaTeX.com\" height=\"18\" width=\"287\" style=\"vertical-align: -4px;\"\/>.<br \/>\n<img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-b4fe94ff02bce389cf69dbe28529b185_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#92;&#118;&#101;&#114;&#116;&#32;&#119;&#95;&#110;&#32;&#92;&#118;&#101;&#114;&#116;&#32;&#32;&#92;&#108;&#101;&#113;&#32;&#117;&#39;&#95;&#110;&#32;&#43;&#32;&#118;&#39;&#95;&#110;&#32;&#32;&#92;&#82;&#105;&#103;&#104;&#116;&#97;&#114;&#114;&#111;&#119;&#32;&#92;&#118;&#101;&#114;&#116;&#32;&#119;&#95;&#110;&#92;&#118;&#101;&#114;&#116;&#32;&#32;&#92;&#108;&#101;&#113;&#32;&#78;&#40;&#117;&#39;&#41;&#32;&#43;&#32;&#78;&#40;&#118;&#39;&#41;\" title=\"Rendered by QuickLaTeX.com\" height=\"18\" width=\"304\" style=\"vertical-align: -4px;\"\/> , alors <img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-b820a9367e4f3495dd9725ef4e1d1ab4_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#78;&#39;&#40;&#119;&#41;&#92;&#108;&#101;&#113;&#32;&#78;&#40;&#117;&#39;&#41;&#32;&#43;&#32;&#78;&#40;&#118;&#39;&#41;\" title=\"Rendered by QuickLaTeX.com\" height=\"18\" width=\"180\" style=\"vertical-align: -4px;\"\/><br \/>\nDonc <img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-8a508afcfde32b92b59e4ceaf06750b9_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#78;&#39;&#40;&#117;&#32;&#43;&#32;&#118;&#41;&#32;&#92;&#108;&#101;&#113;&#32;&#78;&#40;&#117;&#39;&#41;&#32;&#43;&#32;&#78;&#40;&#118;&#39;&#41;\" title=\"Rendered by QuickLaTeX.com\" height=\"18\" width=\"208\" style=\"vertical-align: -4px;\"\/> soit <img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-d51da039fa76541dd2327359d3c63183_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#78;&#39;&#40;&#117;&#32;&#43;&#32;&#118;&#41;&#32;&#92;&#108;&#101;&#113;&#32;&#78;&#39;&#40;&#117;&#41;&#32;&#43;&#32;&#78;&#39;&#40;&#118;&#41;\" title=\"Rendered by QuickLaTeX.com\" height=\"18\" width=\"208\" style=\"vertical-align: -4px;\"\/><\/p>\n<p style=\"text-align: justify;\">On a prouv\u00e9 que <img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-624f508d979b0737900710d62b51a29e_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#78;&#39;\" title=\"Rendered by QuickLaTeX.com\" height=\"14\" width=\"20\" style=\"vertical-align: 0px;\"\/> est une norme.<\/p>\n<p style=\"text-align: justify;\">Question 2 :<\/p>\n<div style=\"text-align: justify;\">\n<p>Dans la question 1, on a montr\u00e9 que <img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-9419bfb733e6c723b5b29535dfb51e9d_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#92;&#113;&#117;&#97;&#100;&#32;&#92;&#102;&#111;&#114;&#97;&#108;&#108;&#32;&#92;&#44;&#32;&#117;&#32;&#92;&#105;&#110;&#32;&#69;&#44;&#32;&#92;&#59;&#32;&#78;&#40;&#117;&#41;&#32;&#92;&#108;&#101;&#113;&#32;&#78;&#39;&#40;&#117;&#41;&#32;&#92;&#108;&#101;&#113;&#32;&#50;&#92;&#44;&#32;&#78;&#40;&#117;&#41;\" title=\"Rendered by QuickLaTeX.com\" height=\"18\" width=\"254\" style=\"vertical-align: -4px;\"\/>.<\/p>\n<p>Soiet <img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-8f0b6b1a01f8fcc2f95be0364c090397_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#92;&#97;&#108;&#112;&#104;&#97;\" title=\"Rendered by QuickLaTeX.com\" height=\"8\" width=\"11\" style=\"vertical-align: 0px;\"\/> et <img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-b6a7605b1bcca8f1b416eaf733f34e08_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#92;&#98;&#101;&#116;&#97;\" title=\"Rendered by QuickLaTeX.com\" height=\"16\" width=\"11\" style=\"vertical-align: -4px;\"\/> des r\u00e9els strictement positifs tels que <img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-89dc0af466caf8adceed4da35e77756c_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#92;&#97;&#108;&#112;&#104;&#97;&#92;&#44;&#32;&#78;&#32;&#92;&#108;&#101;&#113;&#32;&#78;&#39;&#32;&#92;&#108;&#101;&#113;&#32;&#92;&#98;&#101;&#116;&#97;&#92;&#44;&#32;&#78;\" title=\"Rendered by QuickLaTeX.com\" height=\"18\" width=\"128\" style=\"vertical-align: -4px;\"\/>.<br \/>\n<img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-f113f352168d3b16a8f3e8b41e919e16_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#92;&#97;&#115;&#116;\" title=\"Rendered by QuickLaTeX.com\" height=\"9\" width=\"7\" style=\"vertical-align: 0px;\"\/> En prenant <img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-0d540cd7db4aecea543b34af0d1cb857_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#117;&#32;&#61;&#32;&#40;&#117;&#95;&#110;&#41;&#95;&#110;\" title=\"Rendered by QuickLaTeX.com\" height=\"18\" width=\"75\" style=\"vertical-align: -4px;\"\/> avec <img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-7988e7ef23e48b9215da5a43f595f7db_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#117;&#95;&#48;&#32;&#61;&#32;&#49;\" title=\"Rendered by QuickLaTeX.com\" height=\"15\" width=\"49\" style=\"vertical-align: -3px;\"\/> et si <img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-c2237b9ab924065a1e89bc619ad1a2fd_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#110;&#32;&#92;&#103;&#101;&#113;&#32;&#49;&#44;&#32;&#92;&#59;&#32;&#117;&#95;&#110;&#32;&#61;&#32;&#48;\" title=\"Rendered by QuickLaTeX.com\" height=\"16\" width=\"108\" style=\"vertical-align: -4px;\"\/>, <img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-e53fcf1e51ed9c26ca24b2f3523943c7_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#78;&#40;&#117;&#41;&#32;&#61;&#32;&#49;\" title=\"Rendered by QuickLaTeX.com\" height=\"18\" width=\"72\" style=\"vertical-align: -4px;\"\/> et <img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-ac14c12225199c45077ca2300d4733ca_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#78;&#39;&#40;&#117;&#41;&#32;&#61;&#32;&#50;\" title=\"Rendered by QuickLaTeX.com\" height=\"18\" width=\"76\" style=\"vertical-align: -4px;\"\/>, donc <img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-85981e84bb36d7ec51e30cddb0f5d7c1_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#78;&#39;&#40;&#117;&#41;&#92;&#108;&#101;&#113;&#32;&#92;&#98;&#101;&#116;&#97;&#32;&#92;&#44;&#32;&#78;&#40;&#117;&#41;&#32;&#92;&#82;&#105;&#103;&#104;&#116;&#97;&#114;&#114;&#111;&#119;&#32;&#50;&#32;&#92;&#108;&#101;&#113;&#32;&#92;&#98;&#101;&#116;&#97;\" title=\"Rendered by QuickLaTeX.com\" height=\"18\" width=\"193\" style=\"vertical-align: -4px;\"\/>.<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-f113f352168d3b16a8f3e8b41e919e16_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#92;&#97;&#115;&#116;\" title=\"Rendered by QuickLaTeX.com\" height=\"9\" width=\"7\" style=\"vertical-align: 0px;\"\/> En prenant <img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-0d540cd7db4aecea543b34af0d1cb857_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#117;&#32;&#61;&#32;&#40;&#117;&#95;&#110;&#41;&#95;&#110;\" title=\"Rendered by QuickLaTeX.com\" height=\"18\" width=\"75\" style=\"vertical-align: -4px;\"\/> avec <img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-55ab1ba306fd3b57a6b5814fc04e7b26_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#117;&#95;&#123;&#50;&#110;&#125;&#61;&#32;&#48;\" title=\"Rendered by QuickLaTeX.com\" height=\"15\" width=\"59\" style=\"vertical-align: -3px;\"\/> et <img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-8675bec413ffeb52a1b7e950fb4edcd5_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#117;&#95;&#123;&#50;&#110;&#32;&#43;&#49;&#125;&#32;&#61;&#32;&#49;\" title=\"Rendered by QuickLaTeX.com\" height=\"17\" width=\"75\" style=\"vertical-align: -5px;\"\/> pour tout <img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-e7d9750ef16217fec27533b7016511c6_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#110;&#32;&#92;&#105;&#110;&#32;&#92;&#109;&#97;&#116;&#104;&#98;&#98;&#123;&#78;&#125;\" title=\"Rendered by QuickLaTeX.com\" height=\"13\" width=\"45\" style=\"vertical-align: -1px;\"\/>.<br \/>\n<img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-e53fcf1e51ed9c26ca24b2f3523943c7_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#78;&#40;&#117;&#41;&#32;&#61;&#32;&#49;\" title=\"Rendered by QuickLaTeX.com\" height=\"18\" width=\"72\" style=\"vertical-align: -4px;\"\/>.<br \/>\n<img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-ea84f36bd771c1f09665ef88dd75075c_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#92;&#102;&#111;&#114;&#97;&#108;&#108;&#32;&#92;&#44;&#110;&#32;&#92;&#105;&#110;&#32;&#92;&#109;&#97;&#116;&#104;&#98;&#98;&#123;&#78;&#125;&#44;&#32;&#92;&#44;&#32;&#92;&#118;&#101;&#114;&#116;&#32;&#117;&#95;&#110;&#32;&#92;&#118;&#101;&#114;&#116;&#32;&#43;&#32;&#92;&#118;&#101;&#114;&#116;&#32;&#117;&#95;&#123;&#50;&#110;&#125;&#32;&#92;&#118;&#101;&#114;&#116;&#32;&#92;&#32;&#61;&#32;&#48;&#32;&#92;&#116;&#101;&#120;&#116;&#114;&#109;&#123;&#32;&#111;&#117;&#32;&#125;&#32;&#49;\" title=\"Rendered by QuickLaTeX.com\" height=\"18\" width=\"233\" style=\"vertical-align: -4px;\"\/> selon que <img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-b170995d512c659d8668b4e42e1fef6b_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#110;\" title=\"Rendered by QuickLaTeX.com\" height=\"8\" width=\"11\" style=\"vertical-align: 0px;\"\/> est pair ou impair.<br \/>\nDonc <img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-f7d31ca6eda023f0d1fd32f6f236482f_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#78;&#39;&#40;&#117;&#41;&#32;&#61;&#32;&#49;\" title=\"Rendered by QuickLaTeX.com\" height=\"18\" width=\"76\" style=\"vertical-align: -4px;\"\/>, alors <img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-dd3985409499cb11851c4e31b19f002d_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#92;&#97;&#108;&#112;&#104;&#97;&#32;&#92;&#108;&#101;&#113;&#32;&#49;\" title=\"Rendered by QuickLaTeX.com\" height=\"15\" width=\"43\" style=\"vertical-align: -3px;\"\/>.<\/p>\n<p>Les coefficients optimaux sont <img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-9b2cc9b182a811155299aa23b8db7746_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#92;&#97;&#108;&#112;&#104;&#97;&#32;&#61;&#32;&#49;\" title=\"Rendered by QuickLaTeX.com\" height=\"13\" width=\"43\" style=\"vertical-align: -1px;\"\/> et <img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-d45bdd3a4aaec70495fecb288ce7276e_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#92;&#98;&#101;&#116;&#97;&#32;&#61;&#32;&#50;\" title=\"Rendered by QuickLaTeX.com\" height=\"16\" width=\"43\" style=\"vertical-align: -4px;\"\/>.<\/p>\n<\/div>\n<p style=\"text-align: justify;\"><b>Exercice 2<\/b><br \/>\nSoit <img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-b170995d512c659d8668b4e42e1fef6b_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#110;\" title=\"Rendered by QuickLaTeX.com\" height=\"8\" width=\"11\" style=\"vertical-align: 0px;\"\/> et <img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-3bf85f1087e9fbed3a319341134ac1a2_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#112;\" title=\"Rendered by QuickLaTeX.com\" height=\"12\" width=\"10\" style=\"vertical-align: -4px;\"\/> deux entiers naturels sup\u00e9rieurs ou \u00e9gaux \u00e0 1.<br \/>\nOn introduit <img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-22fea52cd804532ece91f79fd460b582_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#120;&#95;&#49;&#32;&#44;&#92;&#44;&#32;&#92;&#99;&#100;&#111;&#116;&#115;&#32;&#92;&#44;&#32;&#32;&#44;&#92;&#44;&#32;&#32;&#120;&#95;&#112;\" title=\"Rendered by QuickLaTeX.com\" height=\"14\" width=\"83\" style=\"vertical-align: -6px;\"\/> des r\u00e9els 2 \u00e0 2 distincts. Soit <img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-f1f302e8308037ca822ec31943727ad0_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#69;&#32;&#61;&#32;&#92;&#109;&#97;&#116;&#104;&#98;&#98;&#123;&#82;&#125;&#95;&#110;&#091;&#92;&#116;&#101;&#120;&#116;&#114;&#109;&#32;&#88;&#093;\" title=\"Rendered by QuickLaTeX.com\" height=\"18\" width=\"81\" style=\"vertical-align: -5px;\"\/>.<br \/>\nTrouver une CNS pour que <img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-30fb9a79b5918c8280625d9fe0db4d44_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#78;&#32;&#58;&#32;&#69;&#32;&#92;&#114;&#105;&#103;&#104;&#116;&#97;&#114;&#114;&#111;&#119;&#32;&#92;&#109;&#97;&#116;&#104;&#98;&#98;&#123;&#82;&#125;\" title=\"Rendered by QuickLaTeX.com\" height=\"13\" width=\"86\" style=\"vertical-align: -1px;\"\/>, <img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-4e352d2a2c97de0ff1b0fe761904cbeb_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#81;&#32;&#92;&#109;&#97;&#112;&#115;&#116;&#111;&#32;&#92;&#100;&#105;&#115;&#112;&#108;&#97;&#121;&#115;&#116;&#121;&#108;&#101;&#32;&#92;&#115;&#113;&#114;&#116;&#32;&#123;&#92;&#115;&#117;&#109;&#32;&#95;&#123;&#107;&#32;&#61;&#32;&#49;&#125;&#94;&#112;&#32;&#81;&#40;&#120;&#95;&#107;&#41;&#94;&#50;&#125;\" title=\"Rendered by QuickLaTeX.com\" height=\"64\" width=\"143\" style=\"vertical-align: -27px;\"\/> d\u00e9finisse une norme sur <img decoding=\"async\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-764e1c770271f92700e1a4fbce46c668_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#69;\" title=\"Rendered by QuickLaTeX.com\" height=\"12\" width=\"14\" style=\"vertical-align: 0px;\"\/>.<\/p>\n<p style=\"text-align: justify;\"><strong>Corrig\u00e9 de l&rsquo;exercice 2 :<\/strong><\/p>\n<p style=\"text-align: justify;\"><img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-2b6e225d778ccd32cb2bd9cc4eaead9a_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#92;&#98;&#117;&#108;&#108;&#101;&#116;\" title=\"Rendered by QuickLaTeX.com\" height=\"7\" width=\"8\" style=\"vertical-align: 1px;\"\/>\u00a0 Si <img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-8a9aea9391effb08e6d796362bd8f92c_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#112;&#32;&#92;&#108;&#101;&#113;&#32;&#110;\" title=\"Rendered by QuickLaTeX.com\" height=\"16\" width=\"45\" style=\"vertical-align: -4px;\"\/> et <img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-2555b39a01f2ae32cb13ee6110826c3a_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#92;&#100;&#105;&#115;&#112;&#108;&#97;&#121;&#115;&#116;&#121;&#108;&#101;&#32;&#81;&#32;&#61;&#32;&#92;&#112;&#114;&#111;&#100;&#95;&#123;&#107;&#32;&#61;&#32;&#49;&#125;&#94;&#112;&#32;&#40;&#92;&#116;&#101;&#120;&#116;&#114;&#109;&#32;&#88;&#32;&#45;&#32;&#120;&#95;&#107;&#41;\" title=\"Rendered by QuickLaTeX.com\" height=\"52\" width=\"129\" style=\"vertical-align: -23px;\"\/> , <img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-d4be54ae00a0562be61d582db792dcbb_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#81;&#32;&#92;&#105;&#110;&#32;&#69;\" title=\"Rendered by QuickLaTeX.com\" height=\"16\" width=\"50\" style=\"vertical-align: -4px;\"\/> car <img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-745b1f8e4ce64b0397be38fa075df607_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#92;&#116;&#101;&#120;&#116;&#114;&#109;&#123;&#100;&#101;&#103;&#125;&#40;&#81;&#41;&#32;&#61;&#32;&#112;&#32;&#92;&#108;&#101;&#113;&#32;&#110;\" title=\"Rendered by QuickLaTeX.com\" height=\"18\" width=\"122\" style=\"vertical-align: -4px;\"\/> et <img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-a98d8d50954fded68a974d4cff277834_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#78;&#40;&#81;&#41;&#32;&#61;&#32;&#48;\" title=\"Rendered by QuickLaTeX.com\" height=\"19\" width=\"77\" style=\"vertical-align: -5px;\"\/> avec <img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-6678d47d37864cb2840d3c0d20e0ec05_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#81;&#32;&#92;&#110;&#101;&#113;&#32;&#48;\" title=\"Rendered by QuickLaTeX.com\" height=\"17\" width=\"47\" style=\"vertical-align: -4px;\"\/> ;\u00a0 <img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-5793832f979c2268e3694c246d53b1bb_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#78;\" title=\"Rendered by QuickLaTeX.com\" height=\"12\" width=\"16\" style=\"vertical-align: 0px;\"\/> n&rsquo;est pas une norme sur <img decoding=\"async\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-764e1c770271f92700e1a4fbce46c668_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#69;\" title=\"Rendered by QuickLaTeX.com\" height=\"12\" width=\"14\" style=\"vertical-align: 0px;\"\/>.<\/p>\n<p style=\"text-align: justify;\"><img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-2b6e225d778ccd32cb2bd9cc4eaead9a_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#92;&#98;&#117;&#108;&#108;&#101;&#116;\" title=\"Rendered by QuickLaTeX.com\" height=\"7\" width=\"8\" style=\"vertical-align: 1px;\"\/> On suppose que <img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-46ea19e72b3d3736068d3afa16d354e1_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#112;&#32;&#62;&#32;&#110;\" title=\"Rendered by QuickLaTeX.com\" height=\"15\" width=\"45\" style=\"vertical-align: -4px;\"\/>.<br \/>\nOn d\u00e9montre que <img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-5793832f979c2268e3694c246d53b1bb_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#78;\" title=\"Rendered by QuickLaTeX.com\" height=\"12\" width=\"16\" style=\"vertical-align: 0px;\"\/> est une norme <a href=\"https:\/\/groupe-reussite.fr\/ressources\/cours-en-ligne-espaces-euclidiens-maths-spe\/\">euclidienne<\/a>.<br \/>\nOn introduit <img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-e58b2f6183a481ac013fa886a98a485b_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#92;&#118;&#97;&#114;&#112;&#104;&#105;&#32;&#58;&#32;&#69;&#94;&#50;&#32;&#92;&#114;&#105;&#103;&#104;&#116;&#97;&#114;&#114;&#111;&#119;&#32;&#92;&#109;&#97;&#116;&#104;&#98;&#98;&#123;&#82;&#125;&#32;&#44;&#32;&#92;&#59;&#32;&#40;&#80;&#32;&#44;&#32;&#92;&#44;&#81;&#41;&#32;&#92;&#109;&#97;&#112;&#115;&#116;&#111;&#32;&#92;&#100;&#105;&#115;&#112;&#108;&#97;&#121;&#115;&#116;&#121;&#108;&#101;&#32;&#92;&#115;&#117;&#109;&#32;&#95;&#123;&#107;&#32;&#61;&#32;&#49;&#125;&#32;&#94;&#112;&#32;&#80;&#40;&#120;&#95;&#107;&#41;&#32;&#92;&#44;&#32;&#81;&#40;&#120;&#95;&#107;&#41;\" title=\"Rendered by QuickLaTeX.com\" height=\"52\" width=\"302\" style=\"vertical-align: -23px;\"\/>.<\/p>\n<p style=\"text-align: justify;\"><img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-f113f352168d3b16a8f3e8b41e919e16_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#92;&#97;&#115;&#116;\" title=\"Rendered by QuickLaTeX.com\" height=\"9\" width=\"7\" style=\"vertical-align: 0px;\"\/> Il est simple de prouver que pour tout <img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-d4be54ae00a0562be61d582db792dcbb_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#81;&#32;&#92;&#105;&#110;&#32;&#69;\" title=\"Rendered by QuickLaTeX.com\" height=\"16\" width=\"50\" style=\"vertical-align: -4px;\"\/>, <img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-c013acc6ead7ea40b94fc133a9054c03_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#80;&#32;&#92;&#109;&#97;&#112;&#115;&#116;&#111;&#32;&#92;&#118;&#97;&#114;&#112;&#104;&#105;&#32;&#40;&#80;&#32;&#44;&#32;&#92;&#44;&#81;&#41;\" title=\"Rendered by QuickLaTeX.com\" height=\"18\" width=\"103\" style=\"vertical-align: -4px;\"\/> est lin\u00e9aire.<br \/>\n<img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-f113f352168d3b16a8f3e8b41e919e16_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#92;&#97;&#115;&#116;\" title=\"Rendered by QuickLaTeX.com\" height=\"9\" width=\"7\" style=\"vertical-align: 0px;\"\/> Par commutativit\u00e9 de la multiplication des r\u00e9els, <img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-0c550b7721ee47910dfc0545d7e2465f_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#92;&#113;&#117;&#97;&#100;&#32;&#92;&#116;&#101;&#120;&#116;&#114;&#109;&#123;&#115;&#105;&#32;&#125;&#32;&#80;&#32;&#44;&#92;&#44;&#32;&#81;&#32;&#92;&#105;&#110;&#32;&#69;&#44;&#92;&#59;&#32;&#32;&#92;&#118;&#97;&#114;&#112;&#104;&#105;&#40;&#80;&#32;&#44;&#32;&#92;&#44;&#81;&#41;&#32;&#61;&#32;&#92;&#118;&#97;&#114;&#112;&#104;&#105;&#40;&#81;&#32;&#44;&#32;&#92;&#44;&#80;&#41;\" title=\"Rendered by QuickLaTeX.com\" height=\"18\" width=\"252\" style=\"vertical-align: -4px;\"\/>.<br \/>\n<img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-f113f352168d3b16a8f3e8b41e919e16_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#92;&#97;&#115;&#116;\" title=\"Rendered by QuickLaTeX.com\" height=\"9\" width=\"7\" style=\"vertical-align: 0px;\"\/> Pour tout <img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-145d658b8e1b7ad56c62244386b97179_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#80;&#32;&#92;&#105;&#110;&#32;&#69;\" title=\"Rendered by QuickLaTeX.com\" height=\"13\" width=\"50\" style=\"vertical-align: -1px;\"\/>, <img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-7ce3b50987fd1ec0b00f7a733b079c34_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#92;&#118;&#97;&#114;&#112;&#104;&#105;&#32;&#40;&#80;&#32;&#44;&#92;&#44;&#32;&#80;&#41;&#32;&#92;&#103;&#101;&#113;&#32;&#48;\" title=\"Rendered by QuickLaTeX.com\" height=\"18\" width=\"95\" style=\"vertical-align: -4px;\"\/>.<br \/>\n<img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-f113f352168d3b16a8f3e8b41e919e16_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#92;&#97;&#115;&#116;\" title=\"Rendered by QuickLaTeX.com\" height=\"9\" width=\"7\" style=\"vertical-align: 0px;\"\/> Si <img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-145d658b8e1b7ad56c62244386b97179_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#80;&#32;&#92;&#105;&#110;&#32;&#69;\" title=\"Rendered by QuickLaTeX.com\" height=\"13\" width=\"50\" style=\"vertical-align: -1px;\"\/> v\u00e9rifie <img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-e4663cd1c5ee31a80dfa9b6112910c84_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#92;&#118;&#97;&#114;&#112;&#104;&#105;&#32;&#40;&#80;&#32;&#44;&#32;&#92;&#44;&#80;&#41;&#32;&#61;&#32;&#48;\" title=\"Rendered by QuickLaTeX.com\" height=\"18\" width=\"95\" style=\"vertical-align: -4px;\"\/>, comme somme nulle de r\u00e9els positifs ou nuls, pour tout <img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-37826679ae0962e904a5a00735f4e4ab_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#107;&#32;&#92;&#105;&#110;&#32;&#92;&#123;&#49;&#32;&#44;&#32;&#92;&#44;&#32;&#92;&#99;&#100;&#111;&#116;&#115;&#92;&#44;&#32;&#44;&#32;&#92;&#44;&#32;&#112;&#92;&#125;&#44;&#32;&#92;&#44;&#32;&#80;&#40;&#120;&#95;&#107;&#41;&#32;&#94;&#50;&#32;&#61;&#32;&#48;\" title=\"Rendered by QuickLaTeX.com\" height=\"20\" width=\"212\" style=\"vertical-align: -5px;\"\/>, le polyn\u00f4me <img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-650eb7688af6737ac325425b5c9a5982_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#80;\" title=\"Rendered by QuickLaTeX.com\" height=\"12\" width=\"14\" style=\"vertical-align: 0px;\"\/> de degr\u00e9 inf\u00e9rieur ou \u00e9gal \u00e0 <img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-b170995d512c659d8668b4e42e1fef6b_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#110;\" title=\"Rendered by QuickLaTeX.com\" height=\"8\" width=\"11\" style=\"vertical-align: 0px;\"\/> admet <img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-46ea19e72b3d3736068d3afa16d354e1_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#112;&#32;&#62;&#32;&#110;\" title=\"Rendered by QuickLaTeX.com\" height=\"15\" width=\"45\" style=\"vertical-align: -4px;\"\/> racines distinctes, donc <img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-82389f318150c87c27e6e8499be1875f_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#80;&#32;&#61;&#32;&#48;\" title=\"Rendered by QuickLaTeX.com\" height=\"12\" width=\"46\" style=\"vertical-align: 0px;\"\/>.<\/p>\n<p style=\"text-align: justify;\">On a prouv\u00e9 que <img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-275e3ff85c541772575a0f466b91d2c4_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#92;&#118;&#97;&#114;&#112;&#104;&#105;\" title=\"Rendered by QuickLaTeX.com\" height=\"12\" width=\"11\" style=\"vertical-align: -4px;\"\/> est un produit scalaire et donc <img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-5793832f979c2268e3694c246d53b1bb_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#78;\" title=\"Rendered by QuickLaTeX.com\" height=\"12\" width=\"16\" style=\"vertical-align: 0px;\"\/> est une norme euclidienne.<\/p>\n<p style=\"text-align: justify;\"><b>Exercice 3<\/b><br \/>\nSoit <img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-5793832f979c2268e3694c246d53b1bb_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#78;\" title=\"Rendered by QuickLaTeX.com\" height=\"12\" width=\"16\" style=\"vertical-align: 0px;\"\/> une norme sur <img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-0e5ded6bdb62990d5258e52252e8e2c7_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#69;&#32;&#61;&#32;&#92;&#109;&#97;&#116;&#104;&#99;&#97;&#108;&#123;&#77;&#125;&#95;&#110;&#40;&#92;&#109;&#97;&#116;&#104;&#98;&#98;&#123;&#75;&#125;&#41;\" title=\"Rendered by QuickLaTeX.com\" height=\"18\" width=\"95\" style=\"vertical-align: -4px;\"\/>.<br \/>\nMontrer qu&rsquo;il existe une constante <img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-b67abda216334c51b0911c6b7cfc9f7f_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#99;&#32;&#62;&#32;&#48;\" title=\"Rendered by QuickLaTeX.com\" height=\"12\" width=\"40\" style=\"vertical-align: 0px;\"\/> telle que <img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-9e100dc307fbdb65a34c1eff68228b42_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#92;&#102;&#111;&#114;&#97;&#108;&#108;&#32;&#92;&#44;&#32;&#40;&#65;&#32;&#44;&#32;&#66;&#41;&#32;&#92;&#105;&#110;&#32;&#69;&#94;&#50;&#44;&#92;&#59;&#32;&#32;&#78;&#40;&#65;&#92;&#44;&#32;&#66;&#41;&#32;&#92;&#108;&#101;&#113;&#32;&#99;&#92;&#44;&#32;&#78;&#40;&#65;&#41;&#32;&#92;&#44;&#78;&#40;&#66;&#41;\" title=\"Rendered by QuickLaTeX.com\" height=\"19\" width=\"303\" style=\"vertical-align: -4px;\"\/> .<\/p>\n<p style=\"text-align: justify;\">Corrig\u00e9 de l&rsquo;exercice 3 :<\/p>\n<p style=\"text-align: justify;\">L&rsquo;application <img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-107f30264fcbf0a3300ad1b744fe5df4_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#69;&#94;&#50;&#32;&#92;&#114;&#105;&#103;&#104;&#116;&#97;&#114;&#114;&#111;&#119;&#32;&#69;\" title=\"Rendered by QuickLaTeX.com\" height=\"16\" width=\"63\" style=\"vertical-align: -1px;\"\/>, <img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-634b4b90af383636d8b947e7d606ae83_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#40;&#88;&#32;&#44;&#92;&#44;&#32;&#89;&#41;&#32;&#92;&#109;&#97;&#112;&#115;&#116;&#111;&#32;&#88;&#32;&#92;&#44;&#89;\" title=\"Rendered by QuickLaTeX.com\" height=\"18\" width=\"114\" style=\"vertical-align: -4px;\"\/> est bilin\u00e9aire donc continue puisque <img decoding=\"async\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-764e1c770271f92700e1a4fbce46c668_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#69;\" title=\"Rendered by QuickLaTeX.com\" height=\"12\" width=\"14\" style=\"vertical-align: 0px;\"\/> est de dimension finie.<\/p>\n<p style=\"text-align: justify;\">L&rsquo;application <img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-86ed30e862de1be85351f88ad8201fe1_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#92;&#118;&#97;&#114;&#112;&#104;&#105;&#32;&#58;&#32;&#69;&#94;&#50;&#32;&#92;&#114;&#105;&#103;&#104;&#116;&#97;&#114;&#114;&#111;&#119;&#32;&#92;&#109;&#97;&#116;&#104;&#98;&#98;&#123;&#82;&#125;&#32;&#32;&#44;&#32;&#92;&#59;&#40;&#88;&#32;&#44;&#32;&#92;&#44;&#89;&#41;&#32;&#92;&#109;&#97;&#112;&#115;&#116;&#111;&#32;&#78;&#40;&#88;&#32;&#92;&#44;&#32;&#89;&#41;\" title=\"Rendered by QuickLaTeX.com\" height=\"19\" width=\"245\" style=\"vertical-align: -4px;\"\/> est continue par compos\u00e9e de <a href=\"https:\/\/groupe-reussite.fr\/ressources\/cours-en-ligne-fonctions-plusieurs-variables-maths-spe\/\">fonctions<\/a> continues.<br \/>\n<img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-fda87b72c405099dacc817827ffb7e81_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#66;&#95;&#102;&#40;&#48;&#32;&#44;&#92;&#44;&#32;&#49;&#41;\" title=\"Rendered by QuickLaTeX.com\" height=\"20\" width=\"64\" style=\"vertical-align: -6px;\"\/> est un compact de <img decoding=\"async\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-764e1c770271f92700e1a4fbce46c668_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#69;\" title=\"Rendered by QuickLaTeX.com\" height=\"12\" width=\"14\" style=\"vertical-align: 0px;\"\/>, donc <img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-36500a7ae1a741d4dac8d9bca36bc0b9_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#66;&#95;&#102;&#40;&#48;&#32;&#44;&#32;&#49;&#41;&#94;&#50;\" title=\"Rendered by QuickLaTeX.com\" height=\"21\" width=\"69\" style=\"vertical-align: -6px;\"\/> est un compact de <img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-b636e0dada2d275cad5a10485cf3b3bc_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#69;&#94;&#50;\" title=\"Rendered by QuickLaTeX.com\" height=\"15\" width=\"21\" style=\"vertical-align: 0px;\"\/>.<br \/>\nLa fonction <img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-275e3ff85c541772575a0f466b91d2c4_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#92;&#118;&#97;&#114;&#112;&#104;&#105;\" title=\"Rendered by QuickLaTeX.com\" height=\"12\" width=\"11\" style=\"vertical-align: -4px;\"\/> est born\u00e9e sur ce compact, il existe donc <img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-b67abda216334c51b0911c6b7cfc9f7f_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#99;&#32;&#62;&#32;&#48;\" title=\"Rendered by QuickLaTeX.com\" height=\"12\" width=\"40\" style=\"vertical-align: 0px;\"\/> tel que si <img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-64fd399476560b22ec78a05798d6be62_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#40;&#88;&#32;&#44;&#92;&#44;&#32;&#89;&#41;&#32;&#92;&#105;&#110;&#32;&#66;&#95;&#102;&#40;&#48;&#32;&#44;&#32;&#92;&#44;&#49;&#41;&#94;&#50;\" title=\"Rendered by QuickLaTeX.com\" height=\"21\" width=\"146\" style=\"vertical-align: -6px;\"\/>, <img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-a08d94069411296faff808a5383d09f6_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#78;&#40;&#88;&#32;&#92;&#44;&#89;&#41;&#32;&#92;&#108;&#101;&#113;&#32;&#99;\" title=\"Rendered by QuickLaTeX.com\" height=\"18\" width=\"95\" style=\"vertical-align: -4px;\"\/>.<\/p>\n<p style=\"text-align: justify;\">Soient <img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-25b206f25506e6d6f46be832f7119ffa_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#65;\" title=\"Rendered by QuickLaTeX.com\" height=\"12\" width=\"13\" style=\"vertical-align: 0px;\"\/> et <img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-770fd1447ccf2fc229801b486b0d8f8a_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#66;\" title=\"Rendered by QuickLaTeX.com\" height=\"12\" width=\"14\" style=\"vertical-align: 0px;\"\/> deux \u00e9l\u00e9ments non nuls de <img decoding=\"async\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-764e1c770271f92700e1a4fbce46c668_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#69;\" title=\"Rendered by QuickLaTeX.com\" height=\"12\" width=\"14\" style=\"vertical-align: 0px;\"\/>, on note <img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-5a7d2109250c77f32aa417d6293259c5_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#88;&#32;&#61;&#92;&#102;&#114;&#97;&#99;&#32;&#49;&#32;&#123;&#78;&#40;&#65;&#41;&#125;&#32;&#65;\" title=\"Rendered by QuickLaTeX.com\" height=\"25\" width=\"90\" style=\"vertical-align: -9px;\"\/> et <img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-19d8d3732bb013021fa6f6575ae6311c_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#89;&#61;&#92;&#102;&#114;&#97;&#99;&#32;&#49;&#32;&#123;&#78;&#40;&#66;&#41;&#125;&#32;&#66;\" title=\"Rendered by QuickLaTeX.com\" height=\"25\" width=\"90\" style=\"vertical-align: -9px;\"\/>.<br \/>\n<img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-d4ee28752517d6062a3ca0314890342d_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#88;\" title=\"Rendered by QuickLaTeX.com\" height=\"12\" width=\"16\" style=\"vertical-align: 0px;\"\/> et <img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-82606c3098bb09002088b0f6f9ffbb2a_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#89;\" title=\"Rendered by QuickLaTeX.com\" height=\"12\" width=\"14\" style=\"vertical-align: 0px;\"\/> ont une norme \u00e9gale \u00e0 1, l&rsquo;in\u00e9galit\u00e9 <img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-be672cd5441c3394851473a8de543069_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#78;&#40;&#88;&#32;&#92;&#44;&#89;&#41;&#32;&#92;&#108;&#101;&#113;&#32;&#99;&#92;&#44;\" title=\"Rendered by QuickLaTeX.com\" height=\"19\" width=\"95\" style=\"vertical-align: -5px;\"\/> s&rsquo;\u00e9crit aussi par homog\u00e9n\u00e9it\u00e9 de la norme : <img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-b3f76d6b24a478ac9f8c7a6cd2eb382a_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#92;&#113;&#117;&#97;&#100;&#32;&#92;&#113;&#117;&#97;&#100;&#32;&#78;&#40;&#65;&#32;&#92;&#44;&#66;&#41;&#32;&#92;&#108;&#101;&#113;&#92;&#44;&#32;&#32;&#99;&#32;&#92;&#44;&#32;&#78;&#40;&#65;&#41;&#32;&#92;&#44;&#32;&#78;&#40;&#66;&#41;\" title=\"Rendered by QuickLaTeX.com\" height=\"18\" width=\"188\" style=\"vertical-align: -4px;\"\/>.<br \/>\nCette in\u00e9galit\u00e9 reste vraie si <img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-25b206f25506e6d6f46be832f7119ffa_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#65;\" title=\"Rendered by QuickLaTeX.com\" height=\"12\" width=\"13\" style=\"vertical-align: 0px;\"\/> ou <img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-770fd1447ccf2fc229801b486b0d8f8a_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#66;\" title=\"Rendered by QuickLaTeX.com\" height=\"12\" width=\"14\" style=\"vertical-align: 0px;\"\/> est la matrice nulle.<\/p>\n<p>&nbsp;<\/p>\n\t\t<div data-elementor-type=\"section\" data-elementor-id=\"84983\" class=\"elementor elementor-84983\">\n\t\t\t\t\t<div class=\"elementor-section-wrap\">\n\t\t\t\t\t\t\t\t<section class=\"has_ae_slider elementor-section elementor-inner-section elementor-element elementor-element-51d9c4d elementor-section-content-bottom full_width elementor-section-full_width elementor-section-height-min-height elementor-section-height-default ae-bg-gallery-type-default\" data-id=\"51d9c4d\" data-element_type=\"section\" data-e-type=\"section\" data-settings=\"{&quot;background_background&quot;:&quot;classic&quot;}\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-narrow\">\n\t\t\t\t\t<div class=\"has_ae_slider elementor-column elementor-col-66 elementor-inner-column elementor-element elementor-element-610eeeb9 ae-bg-gallery-type-default\" data-id=\"610eeeb9\" data-element_type=\"column\" data-e-type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-5bf69eb8 elementor-widget elementor-widget-heading\" data-id=\"5bf69eb8\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h3 class=\"elementor-heading-title elementor-size-default\">COURS DE MATHS<\/h3>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-49568da4 elementor-widget elementor-widget-heading\" data-id=\"49568da4\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h4 class=\"elementor-heading-title elementor-size-default\">Les meilleurs professeurs particuliers<\/h4>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-1eb9e0cb elementor-widget elementor-widget-heading\" data-id=\"1eb9e0cb\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h4 class=\"elementor-heading-title elementor-size-default\">Pour progresser et r\u00e9ussir<\/h4>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-15c3e28d elementor-align-left elementor-mobile-align-center elementor-widget elementor-widget-button\" data-id=\"15c3e28d\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"button.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<div class=\"elementor-button-wrapper\">\n\t\t\t\t\t<a class=\"elementor-button elementor-button-link elementor-size-md\" href=\"https:\/\/groupe-reussite.fr\/cours-particuliers\/maths\/tous-niveaux\/france\/\" target=\"_blank\" id=\"CTA_PRD_CP\">\n\t\t\t\t\t\t<span class=\"elementor-button-content-wrapper\">\n\t\t\t\t\t\t\t\t\t<span class=\"elementor-button-text\">Cours particuliers maths<\/span>\n\t\t\t\t\t<\/span>\n\t\t\t\t\t<\/a>\n\t\t\t\t<\/div>\n\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-1a5c10e7 elementor-widget elementor-widget-text-editor\" data-id=\"1a5c10e7\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p style=\"text-align: left\"><b>Avis Google France <\/b><span style=\"color: #e5a430\"><b>\u2605\u2605\u2605\u2605\u2605<\/b><\/span><b> 4,9 sur 5<\/b><\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t<div class=\"has_ae_slider elementor-column elementor-col-33 elementor-inner-column elementor-element elementor-element-6913d4fe ae-bg-gallery-type-default\" data-id=\"6913d4fe\" data-element_type=\"column\" data-e-type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap\">\n\t\t\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\n<p>&nbsp;<\/p>\n<h2 style=\"text-align: justify;\"><strong>2. Limites de matrices<\/strong><\/h2>\n<p style=\"text-align: justify;\"><b>Exercice<\/b><b> 4<\/b><br \/>\nSoit <img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-0aece622335824abff9cae5a70a3ba09_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#65;&#32;&#92;&#105;&#110;&#32;&#92;&#109;&#97;&#116;&#104;&#99;&#97;&#108;&#123;&#77;&#125;&#95;&#112;&#40;&#92;&#109;&#97;&#116;&#104;&#98;&#98;&#123;&#67;&#125;&#41;\" title=\"Rendered by QuickLaTeX.com\" height=\"20\" width=\"90\" style=\"vertical-align: -6px;\"\/> v\u00e9rifiant la relation\u00a0 <img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-9f99a2187337f2ceb53aad9b6f82ea25_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#51;&#32;&#65;&#94;&#51;&#32;&#61;&#32;&#65;&#94;&#50;&#32;&#43;&#32;&#65;&#32;&#43;&#32;&#92;&#116;&#101;&#120;&#116;&#114;&#109;&#123;&#73;&#125;&#95;&#110;\" title=\"Rendered by QuickLaTeX.com\" height=\"18\" width=\"146\" style=\"vertical-align: -3px;\"\/> .<br \/>\nMontrer que la suite <img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-df521a554fc41f17afaf3feaaf5d9421_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#40;&#65;&#94;&#110;&#41;&#95;&#110;\" title=\"Rendered by QuickLaTeX.com\" height=\"18\" width=\"43\" style=\"vertical-align: -4px;\"\/> converge vers une matrice de projection.<\/p>\n<p style=\"text-align: justify;\"><strong>Corrig\u00e9 de l&rsquo;exercice 4 :<\/strong><\/p>\n<div style=\"text-align: justify;\"><img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-2b6e225d778ccd32cb2bd9cc4eaead9a_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#92;&#98;&#117;&#108;&#108;&#101;&#116;\" title=\"Rendered by QuickLaTeX.com\" height=\"7\" width=\"8\" style=\"vertical-align: 1px;\"\/> <img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-25b206f25506e6d6f46be832f7119ffa_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#65;\" title=\"Rendered by QuickLaTeX.com\" height=\"12\" width=\"13\" style=\"vertical-align: 0px;\"\/> est diagonalisable<br \/>\nSoit <img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-7d64dd347b8448350ecd0c9b0a632dcb_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#81;&#32;&#61;&#32;&#51;&#32;&#92;&#44;&#32;&#92;&#116;&#101;&#120;&#116;&#114;&#109;&#123;&#88;&#125;&#94;&#51;&#32;&#45;&#32;&#92;&#116;&#101;&#120;&#116;&#114;&#109;&#123;&#88;&#125;&#32;&#94;&#50;&#32;&#45;&#32;&#92;&#116;&#101;&#120;&#116;&#114;&#109;&#123;&#88;&#125;&#32;&#45;&#32;&#49;\" title=\"Rendered by QuickLaTeX.com\" height=\"20\" width=\"178\" style=\"vertical-align: -4px;\"\/> <img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-8d2f1d7b4417a1f1c11dbff1f7dbc04e_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#81;&#32;&#61;&#32;&#40;&#92;&#116;&#101;&#120;&#116;&#114;&#109;&#123;&#88;&#125;&#32;&#45;&#32;&#49;&#41;&#40;&#51;&#92;&#44;&#32;&#32;&#92;&#116;&#101;&#120;&#116;&#114;&#109;&#123;&#88;&#125;&#94;&#50;&#32;&#43;&#32;&#50;&#32;&#92;&#44;&#32;&#92;&#116;&#101;&#120;&#116;&#114;&#109;&#123;&#88;&#125;&#32;&#43;&#32;&#49;&#41;\" title=\"Rendered by QuickLaTeX.com\" height=\"20\" width=\"218\" style=\"vertical-align: -4px;\"\/> <img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-6830759f59e9e3616fa0eeedf458670f_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#81;&#32;&#61;&#32;&#51;&#40;&#92;&#116;&#101;&#120;&#116;&#114;&#109;&#123;&#88;&#125;&#32;&#45;&#32;&#49;&#41;&#40;&#92;&#116;&#101;&#120;&#116;&#114;&#109;&#123;&#88;&#125;&#32;&#45;&#32;&#92;&#97;&#108;&#112;&#104;&#97;&#41;&#40;&#92;&#116;&#101;&#120;&#116;&#114;&#109;&#123;&#88;&#125;&#32;&#45;&#32;&#92;&#98;&#101;&#116;&#97;&#41;\" title=\"Rendered by QuickLaTeX.com\" height=\"18\" width=\"223\" style=\"vertical-align: -4px;\"\/> o\u00f9 <img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-c1148d57555b7952ff8cd01a41d2d1a2_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#92;&#97;&#108;&#112;&#104;&#97;&#32;&#61;&#32;&#92;&#102;&#114;&#97;&#99;&#32;&#49;&#32;&#51;&#32;&#40;&#45;&#32;&#49;&#32;&#43;&#32;&#92;&#116;&#101;&#120;&#116;&#114;&#109;&#123;&#105;&#32;&#125;&#92;&#115;&#113;&#114;&#116;&#123;&#50;&#125;&#41;\" title=\"Rendered by QuickLaTeX.com\" height=\"22\" width=\"137\" style=\"vertical-align: -6px;\"\/> et <img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-b09baa7b095608ad29df27349ccca5a8_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#92;&#98;&#101;&#116;&#97;&#32;&#61;&#32;&#92;&#102;&#114;&#97;&#99;&#32;&#49;&#32;&#51;&#32;&#40;&#45;&#32;&#49;&#32;&#45;&#32;&#92;&#116;&#101;&#120;&#116;&#114;&#109;&#123;&#105;&#32;&#125;&#92;&#115;&#113;&#114;&#116;&#123;&#50;&#125;&#41;\" title=\"Rendered by QuickLaTeX.com\" height=\"22\" width=\"137\" style=\"vertical-align: -6px;\"\/><br \/>\n<img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-076e4cc961e9ecb90700ebc11a4e7c0b_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#81;&#40;&#65;&#41;&#32;&#61;&#32;&#48;\" title=\"Rendered by QuickLaTeX.com\" height=\"18\" width=\"74\" style=\"vertical-align: -4px;\"\/> et <img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-2c758bec4c272382411b95fc0e7ee250_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#81;\" title=\"Rendered by QuickLaTeX.com\" height=\"16\" width=\"14\" style=\"vertical-align: -4px;\"\/> est scind\u00e9 \u00e0 racines simples, donc <img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-2c758bec4c272382411b95fc0e7ee250_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#81;\" title=\"Rendered by QuickLaTeX.com\" height=\"16\" width=\"14\" style=\"vertical-align: -4px;\"\/> est diagonalisable.<br \/>\nIl existe une matrice <img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-4b9ef1bbd23fd1b198de883813285620_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#68;\" title=\"Rendered by QuickLaTeX.com\" height=\"12\" width=\"15\" style=\"vertical-align: 0px;\"\/> diagonale <img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-c35de50d42fbffc47577dbcf11130d35_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#68;&#32;&#61;&#32;&#92;&#116;&#101;&#120;&#116;&#114;&#109;&#123;&#100;&#105;&#97;&#103;&#125;&#40;&#92;&#108;&#97;&#109;&#98;&#100;&#97;&#32;&#95;&#49;&#32;&#44;&#32;&#92;&#44;&#32;&#92;&#99;&#100;&#111;&#116;&#115;&#32;&#92;&#44;&#32;&#44;&#92;&#108;&#97;&#109;&#98;&#100;&#97;&#32;&#95;&#112;&#41;\" title=\"Rendered by QuickLaTeX.com\" height=\"20\" width=\"166\" style=\"vertical-align: -6px;\"\/> o\u00f9 si <img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-f0cf3013bf3fa3b5169eb32a04639168_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#49;&#32;&#92;&#108;&#101;&#113;&#32;&#107;&#32;&#92;&#108;&#101;&#113;&#32;&#112;\" title=\"Rendered by QuickLaTeX.com\" height=\"17\" width=\"74\" style=\"vertical-align: -4px;\"\/>, <img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-91e3604f4c5d55ac02e92dc89be1d0db_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#92;&#108;&#97;&#109;&#98;&#100;&#97;&#32;&#95;&#107;&#32;&#92;&#105;&#110;&#32;&#92;&#123;&#32;&#49;&#32;&#44;&#32;&#92;&#97;&#108;&#112;&#104;&#97;&#32;&#92;&#44;&#32;&#44;&#32;&#92;&#44;&#92;&#98;&#101;&#116;&#97;&#92;&#125;\" title=\"Rendered by QuickLaTeX.com\" height=\"18\" width=\"110\" style=\"vertical-align: -5px;\"\/>\u00a0 et une matrice <img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-650eb7688af6737ac325425b5c9a5982_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#80;\" title=\"Rendered by QuickLaTeX.com\" height=\"12\" width=\"14\" style=\"vertical-align: 0px;\"\/> inversible telles que <img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-56fe47a396ed7435880c2d10f5559c23_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#65;&#32;&#61;&#32;&#80;&#32;&#68;&#32;&#80;&#94;&#123;&#45;&#49;&#125;\" title=\"Rendered by QuickLaTeX.com\" height=\"15\" width=\"97\" style=\"vertical-align: 0px;\"\/>.<\/div>\n<div style=\"text-align: justify;\"><img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-2b6e225d778ccd32cb2bd9cc4eaead9a_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#92;&#98;&#117;&#108;&#108;&#101;&#116;\" title=\"Rendered by QuickLaTeX.com\" height=\"7\" width=\"8\" style=\"vertical-align: 1px;\"\/> La suite <img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-df521a554fc41f17afaf3feaaf5d9421_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#40;&#65;&#94;&#110;&#41;&#95;&#110;\" title=\"Rendered by QuickLaTeX.com\" height=\"18\" width=\"43\" style=\"vertical-align: -4px;\"\/> converge.<br \/>\nAlors <img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-cbb364128743666e440e4c318dd5b778_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#65;&#94;&#110;&#32;&#61;&#32;&#80;&#32;&#68;&#94;&#110;&#32;&#80;&#94;&#123;&#45;&#32;&#49;&#125;\" title=\"Rendered by QuickLaTeX.com\" height=\"15\" width=\"115\" style=\"vertical-align: 0px;\"\/>.<br \/>\nComme <img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-13a2c366293f4d9717e8253764b2c1d4_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#92;&#118;&#101;&#114;&#116;&#32;&#92;&#97;&#108;&#112;&#104;&#97;&#32;&#92;&#118;&#101;&#114;&#116;&#32;&#61;&#32;&#92;&#118;&#101;&#114;&#116;&#32;&#92;&#98;&#101;&#116;&#97;&#32;&#92;&#118;&#101;&#114;&#116;&#32;&#60;&#32;&#49;\" title=\"Rendered by QuickLaTeX.com\" height=\"18\" width=\"95\" style=\"vertical-align: -4px;\"\/> , les <img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-3bf85f1087e9fbed3a319341134ac1a2_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#112;\" title=\"Rendered by QuickLaTeX.com\" height=\"12\" width=\"10\" style=\"vertical-align: -4px;\"\/> suites <img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-e988722117826a20649d6f7ea08a3f10_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#40;&#92;&#108;&#97;&#109;&#98;&#100;&#97;&#95;&#107;&#32;&#94;&#110;&#41;&#95;&#110;\" title=\"Rendered by QuickLaTeX.com\" height=\"19\" width=\"40\" style=\"vertical-align: -5px;\"\/> convergent, donc la suite <img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-d1366b03175ff114ca37b67a6359ff1c_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#40;&#68;&#94;&#110;&#41;&#95;&#110;\" title=\"Rendered by QuickLaTeX.com\" height=\"18\" width=\"45\" style=\"vertical-align: -4px;\"\/> converge vers <img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-60a3042519bbff12247a1ac81bcd611e_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#92;&#68;&#101;&#108;&#116;&#97;\" title=\"Rendered by QuickLaTeX.com\" height=\"12\" width=\"14\" style=\"vertical-align: 0px;\"\/>.<br \/>\nOn note <img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-140dc498fddbbda93ec0614653e89975_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#69;&#32;&#61;&#32;&#92;&#109;&#97;&#116;&#104;&#99;&#97;&#108;&#123;&#77;&#125;&#95;&#112;&#40;&#92;&#109;&#97;&#116;&#104;&#98;&#98;&#123;&#67;&#125;&#41;\" title=\"Rendered by QuickLaTeX.com\" height=\"20\" width=\"93\" style=\"vertical-align: -6px;\"\/>, <a href=\"https:\/\/groupe-reussite.fr\/ressources\/cours-en-ligne-espaces-vectoriels-maths-spe\/\">espace vectoriel<\/a> de dimension finie.<br \/>\nPar continuit\u00e9 de l&rsquo;<a href=\"https:\/\/groupe-reussite.fr\/ressources\/cours-en-ligne-reduction-endomorphismes-maths-spe\/\">endomorphisme<\/a> de <img decoding=\"async\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-764e1c770271f92700e1a4fbce46c668_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#69;\" title=\"Rendered by QuickLaTeX.com\" height=\"12\" width=\"14\" style=\"vertical-align: 0px;\"\/>,\u00a0 <img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-982a4c62d46cfdb668ed8b48e00351e8_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#77;&#32;&#92;&#109;&#97;&#112;&#115;&#116;&#111;&#32;&#80;&#32;&#92;&#44;&#32;&#77;&#32;&#92;&#44;&#32;&#80;&#94;&#123;&#45;&#32;&#49;&#125;\" title=\"Rendered by QuickLaTeX.com\" height=\"16\" width=\"116\" style=\"vertical-align: -1px;\"\/>, la suite <img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-df521a554fc41f17afaf3feaaf5d9421_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#40;&#65;&#94;&#110;&#41;&#95;&#110;\" title=\"Rendered by QuickLaTeX.com\" height=\"18\" width=\"43\" style=\"vertical-align: -4px;\"\/> converge vers <img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-d8d4022aef2944cb05ad2d02dd4e7ac5_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#66;&#32;&#61;&#32;&#80;&#92;&#44;&#32;&#32;&#92;&#68;&#101;&#108;&#116;&#97;&#32;&#92;&#44;&#32;&#80;&#94;&#123;&#45;&#49;&#125;\" title=\"Rendered by QuickLaTeX.com\" height=\"15\" width=\"103\" style=\"vertical-align: 0px;\"\/>.<img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-2b6e225d778ccd32cb2bd9cc4eaead9a_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#92;&#98;&#117;&#108;&#108;&#101;&#116;\" title=\"Rendered by QuickLaTeX.com\" height=\"7\" width=\"8\" style=\"vertical-align: 1px;\"\/> La limite est une matrice de projection.<br \/>\nL&rsquo;application bilin\u00e9aire d\u00e9finie par <img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-411abc0498bccc7dbfe0f0461a3ef7c0_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#69;&#94;&#50;&#32;&#92;&#109;&#97;&#112;&#115;&#116;&#111;&#32;&#69;&#32;&#44;&#32;&#92;&#59;&#32;&#40;&#88;&#32;&#44;&#32;&#89;&#41;&#32;&#92;&#109;&#97;&#112;&#115;&#116;&#111;&#32;&#88;&#32;&#92;&#44;&#32;&#89;\" title=\"Rendered by QuickLaTeX.com\" height=\"19\" width=\"188\" style=\"vertical-align: -4px;\"\/> est continue, donc l&rsquo;application\u00a0 <img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-8065c7199e45e279c41c58e87c6f4ab1_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#92;&#112;&#115;&#105;&#32;&#58;&#32;&#88;&#32;&#92;&#109;&#97;&#112;&#115;&#116;&#111;&#32;&#88;&#94;&#50;\" title=\"Rendered by QuickLaTeX.com\" height=\"19\" width=\"94\" style=\"vertical-align: -4px;\"\/> est continue. La suite <img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-ea28663cc8757f724411808fbd7325d5_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#40;&#65;&#94;&#123;&#50;&#110;&#125;&#41;&#32;&#95;&#110;&#32;&#61;&#32;&#40;&#92;&#112;&#115;&#105;&#40;&#65;&#94;&#110;&#41;&#41;&#95;&#110;\" title=\"Rendered by QuickLaTeX.com\" height=\"19\" width=\"145\" style=\"vertical-align: -4px;\"\/> converge vers <img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-fdc24bc04c38f2eadd6ed16a0643b1f5_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#92;&#112;&#115;&#105;&#40;&#66;&#41;&#32;&#61;&#32;&#66;&#94;&#50;\" title=\"Rendered by QuickLaTeX.com\" height=\"19\" width=\"85\" style=\"vertical-align: -4px;\"\/> alors <img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-04416c0b2475efa96ce58c1a1112926b_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#66;&#32;&#61;&#32;&#66;&#94;&#50;\" title=\"Rendered by QuickLaTeX.com\" height=\"15\" width=\"59\" style=\"vertical-align: 0px;\"\/>, donc <img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-770fd1447ccf2fc229801b486b0d8f8a_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#66;\" title=\"Rendered by QuickLaTeX.com\" height=\"12\" width=\"14\" style=\"vertical-align: 0px;\"\/> est la matrice d&rsquo;une projection.<\/div>\n<p style=\"text-align: justify;\"><b>&#x26a0;&#xfe0f;<\/b>\u00a0Il n&rsquo;y a aucun th\u00e9or\u00e8me sur les limites de produit de suites de vecteurs, ces produits n&rsquo;\u00e9tant pas d\u00e9finis en g\u00e9n\u00e9ral.<\/p>\n<p style=\"text-align: justify;\">&#x1f44d;\u00a0Il faudra syst\u00e9matiquement faire la d\u00e9monstration pour des limites de produits de <a href=\"https:\/\/groupe-reussite.fr\/ressources\/cours-en-ligne-matrices-maths-spe\/\">matrices<\/a>, en g\u00e9n\u00e9ral en utilisant la continuit\u00e9 d&rsquo;applications lin\u00e9aires de la forme <img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-ae0c4b3be06adb8bac8fafbed20d8b07_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#77;&#92;&#109;&#97;&#112;&#115;&#116;&#111;&#32;&#77;&#32;&#88;\" title=\"Rendered by QuickLaTeX.com\" height=\"13\" width=\"82\" style=\"vertical-align: -1px;\"\/> ou <img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-5dcfeba08adab6b64119fecfceead491_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#77;&#32;&#92;&#109;&#97;&#112;&#115;&#116;&#111;&#32;&#80;&#32;&#77;&#32;&#80;&#32;&#94;&#123;&#45;&#32;&#49;&#125;\" title=\"Rendered by QuickLaTeX.com\" height=\"16\" width=\"111\" style=\"vertical-align: -1px;\"\/> ou d&rsquo;applications bilin\u00e9aires de la forme <img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-faf95426d8a017df76e722a68f1d54e5_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#40;&#88;&#32;&#44;&#32;&#89;&#41;&#32;&#92;&#109;&#97;&#112;&#115;&#116;&#111;&#32;&#88;&#92;&#44;&#32;&#32;&#89;\" title=\"Rendered by QuickLaTeX.com\" height=\"19\" width=\"111\" style=\"vertical-align: -5px;\"\/>.<\/p>\n<p style=\"text-align: justify;\"><b>Exercice 5\u00a0\u00a0<\/b><br \/>\nSoit si <img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-58408671cebee99e221f6d2038c32895_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#110;&#92;&#44;&#32;&#123;&#92;&#105;&#110;&#125;&#92;&#44;&#32;&#92;&#109;&#97;&#116;&#104;&#98;&#98;&#123;&#78;&#125;&#94;&#32;&#42;\" title=\"Rendered by QuickLaTeX.com\" height=\"14\" width=\"47\" style=\"vertical-align: -1px;\"\/>, <img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-1562e2a30d764cf1196b8fac64f1b91e_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#77;&#95;&#110;&#61;&#92;&#98;&#101;&#103;&#105;&#110;&#123;&#112;&#109;&#97;&#116;&#114;&#105;&#120;&#125;&#49;&#38;&#45;&#116;&#47;&#110;&#92;&#92;&#116;&#47;&#110;&#38;&#49;&#92;&#101;&#110;&#100;&#123;&#112;&#109;&#97;&#116;&#114;&#105;&#120;&#125;\" title=\"Rendered by QuickLaTeX.com\" height=\"43\" width=\"155\" style=\"vertical-align: -17px;\"\/>.<br \/>\n<i>Question 1\u00a0<\/i><br \/>\nD\u00e9terminer un r\u00e9el <img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-29fa7b289d5a0ade462b3c1d5c4652af_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#92;&#108;&#97;&#109;&#98;&#100;&#97;&#95;&#110;\" title=\"Rendered by QuickLaTeX.com\" height=\"15\" width=\"18\" style=\"vertical-align: -3px;\"\/> et un r\u00e9el <img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-4a981736cf8dafaafda71ae10dabb76d_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#92;&#116;&#104;&#101;&#116;&#97;&#95;&#110;\" title=\"Rendered by QuickLaTeX.com\" height=\"15\" width=\"16\" style=\"vertical-align: -3px;\"\/> tel que <img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-243e5b184ed09fd9dc3a8a57cb965de1_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#77;&#95;&#110;&#32;&#61;&#92;&#108;&#97;&#109;&#98;&#100;&#97;&#32;&#95;&#110;&#92;&#44;&#32;&#82;&#40;&#92;&#116;&#104;&#101;&#116;&#97;&#95;&#110;&#41;\" title=\"Rendered by QuickLaTeX.com\" height=\"18\" width=\"116\" style=\"vertical-align: -4px;\"\/> o\u00f9<br \/>\n<img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-fec21b9547bda4e18fb18d99fcae1c5a_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#82;&#40;&#92;&#116;&#104;&#101;&#116;&#97;&#32;&#41;&#61;&#92;&#98;&#101;&#103;&#105;&#110;&#123;&#112;&#109;&#97;&#116;&#114;&#105;&#120;&#125;&#92;&#99;&#111;&#115;&#32;&#40;&#92;&#116;&#104;&#101;&#116;&#97;&#32;&#41;&#38;&#45;&#92;&#115;&#105;&#110;&#40;&#92;&#116;&#104;&#101;&#116;&#97;&#32;&#41;&#92;&#92;&#32;&#92;&#115;&#105;&#110;&#32;&#40;&#92;&#116;&#104;&#101;&#116;&#97;&#32;&#41;&#38;&#92;&#99;&#111;&#115;&#32;&#40;&#92;&#116;&#104;&#101;&#116;&#97;&#32;&#41;&#92;&#101;&#110;&#100;&#123;&#112;&#109;&#97;&#116;&#114;&#105;&#120;&#125;\" title=\"Rendered by QuickLaTeX.com\" height=\"43\" width=\"207\" style=\"vertical-align: -17px;\"\/>.<\/p>\n<p style=\"text-align: justify;\"><i>Question 2\u00a0<\/i><br \/>\nEn d\u00e9duire la limite de la suite <img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-09ff379e20c30b50132440d3c310994f_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#92;&#108;&#101;&#102;&#116;&#40;&#77;&#95;&#110;&#94;&#110;&#92;&#114;&#105;&#103;&#104;&#116;&#41;&#95;&#123;&#110;&#123;&#92;&#103;&#101;&#113;&#125;&#49;&#125;\" title=\"Rendered by QuickLaTeX.com\" height=\"21\" width=\"66\" style=\"vertical-align: -7px;\"\/> .<\/p>\n<p style=\"text-align: justify;\"><strong>Corrig\u00e9 de l&rsquo;exercice 5 :\u00a0<\/strong><\/p>\n<p style=\"text-align: justify;\">Question 1 :<\/p>\n<div style=\"text-align: justify;\">\n<p>On cherche un r\u00e9el <img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-ffd672a20b23c1cf4d3de025a228cb84_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#92;&#108;&#97;&#109;&#98;&#100;&#97;&#32;&#95;&#110;\" title=\"Rendered by QuickLaTeX.com\" height=\"15\" width=\"18\" style=\"vertical-align: -3px;\"\/> et un r\u00e9el <img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-4a981736cf8dafaafda71ae10dabb76d_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#92;&#116;&#104;&#101;&#116;&#97;&#95;&#110;\" title=\"Rendered by QuickLaTeX.com\" height=\"15\" width=\"16\" style=\"vertical-align: -3px;\"\/> tels que <img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-226c9b54e040d6649ab8f174c7e7b7ab_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#49;&#32;&#61;&#32;&#92;&#108;&#97;&#109;&#98;&#100;&#97;&#95;&#110;&#32;&#92;&#44;&#32;&#92;&#99;&#111;&#115;&#40;&#92;&#116;&#104;&#101;&#116;&#97;&#95;&#110;&#41;\" title=\"Rendered by QuickLaTeX.com\" height=\"18\" width=\"111\" style=\"vertical-align: -4px;\"\/> et <img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-88154353b5213044f73c493741b1a8be_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#116;&#47;&#110;&#32;&#61;&#92;&#108;&#97;&#109;&#98;&#100;&#97;&#95;&#110;&#92;&#44;&#32;&#92;&#115;&#105;&#110;&#40;&#92;&#116;&#104;&#101;&#116;&#97;&#95;&#110;&#41;\" title=\"Rendered by QuickLaTeX.com\" height=\"19\" width=\"127\" style=\"vertical-align: -5px;\"\/>.<\/p>\n<p>Il suffit de choisir <img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-94557def4b6e1f545227389d68117733_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#92;&#100;&#105;&#115;&#112;&#108;&#97;&#121;&#115;&#116;&#121;&#108;&#101;&#32;&#92;&#108;&#97;&#109;&#98;&#100;&#97;&#32;&#95;&#110;&#61;&#92;&#115;&#113;&#114;&#116;&#123;&#49;&#43;&#92;&#102;&#114;&#97;&#99;&#123;&#116;&#94;&#50;&#125;&#123;&#110;&#94;&#50;&#125;&#125;\" title=\"Rendered by QuickLaTeX.com\" height=\"43\" width=\"114\" style=\"vertical-align: -13px;\"\/> et <img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-99af58e76365fb451d109d1120635dd7_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#92;&#100;&#105;&#115;&#112;&#108;&#97;&#121;&#115;&#116;&#121;&#108;&#101;&#32;&#92;&#116;&#104;&#101;&#116;&#97;&#32;&#95;&#110;&#61;&#92;&#116;&#101;&#120;&#116;&#114;&#109;&#32;&#123;&#65;&#114;&#99;&#116;&#97;&#110;&#125;&#92;&#108;&#101;&#102;&#116;&#40;&#92;&#102;&#114;&#97;&#99;&#32;&#116;&#32;&#110;&#92;&#114;&#105;&#103;&#104;&#116;&#41;\" title=\"Rendered by QuickLaTeX.com\" height=\"43\" width=\"135\" style=\"vertical-align: -17px;\"\/>.<br \/>\nCar alors <img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-84bb433c830d45c04f9dba6535771eec_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#92;&#100;&#105;&#115;&#112;&#108;&#97;&#121;&#115;&#116;&#121;&#108;&#101;&#32;&#92;&#99;&#111;&#115;&#32;&#94;&#50;&#40;&#92;&#116;&#104;&#101;&#116;&#97;&#32;&#95;&#110;&#41;&#61;&#92;&#102;&#114;&#97;&#99;&#32;&#49;&#123;&#49;&#43;&#40;&#116;&#47;&#110;&#41;&#94;&#50;&#125;&#61;&#92;&#102;&#114;&#97;&#99;&#32;&#49;&#123;&#92;&#108;&#97;&#109;&#98;&#100;&#97;&#32;&#95;&#110;&#94;&#50;&#125;\" title=\"Rendered by QuickLaTeX.com\" height=\"41\" width=\"214\" style=\"vertical-align: -17px;\"\/> , donc <img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-d27418c93f74565bcd3b7b537b70302e_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#92;&#100;&#105;&#115;&#112;&#108;&#97;&#121;&#115;&#116;&#121;&#108;&#101;&#32;&#92;&#99;&#111;&#115;&#32;&#40;&#92;&#116;&#104;&#101;&#116;&#97;&#32;&#95;&#110;&#41;&#61;&#92;&#102;&#114;&#97;&#99;&#32;&#49;&#123;&#92;&#108;&#97;&#109;&#98;&#100;&#97;&#32;&#95;&#110;&#125;\" title=\"Rendered by QuickLaTeX.com\" height=\"39\" width=\"101\" style=\"vertical-align: -15px;\"\/> car <img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-e9ec6a6924caa8cd154226d9c7ebcdf3_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#92;&#100;&#105;&#115;&#112;&#108;&#97;&#121;&#115;&#116;&#121;&#108;&#101;&#32;&#92;&#99;&#111;&#115;&#32;&#40;&#92;&#116;&#104;&#101;&#116;&#97;&#32;&#95;&#110;&#41;&#92;&#59;&#62;&#92;&#59;&#48;\" title=\"Rendered by QuickLaTeX.com\" height=\"18\" width=\"97\" style=\"vertical-align: -4px;\"\/> et <img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-7ba418b1518814b8b375d88134ae2f59_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#92;&#100;&#105;&#115;&#112;&#108;&#97;&#121;&#115;&#116;&#121;&#108;&#101;&#32;&#92;&#115;&#105;&#110;&#32;&#40;&#92;&#116;&#104;&#101;&#116;&#97;&#32;&#95;&#110;&#41;&#61;&#32;&#92;&#99;&#111;&#115;&#32;&#40;&#92;&#116;&#104;&#101;&#116;&#97;&#32;&#95;&#110;&#41;&#46;&#92;&#116;&#97;&#110;&#32;&#40;&#92;&#116;&#104;&#101;&#116;&#97;&#32;&#95;&#110;&#41;&#61;&#92;&#102;&#114;&#97;&#99;&#32;&#116;&#32;&#123;&#110;&#32;&#92;&#108;&#97;&#109;&#98;&#100;&#97;&#32;&#95;&#110;&#125;\" title=\"Rendered by QuickLaTeX.com\" height=\"39\" width=\"253\" style=\"vertical-align: -15px;\"\/> .<\/p>\n<\/div>\n<p style=\"text-align: justify;\">Question 2 :<\/p>\n<p style=\"text-align: justify;\">En utilisant <img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-9f57c50f8b086ccd86322e4ec9ad1d2b_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#40;&#82;&#40;&#92;&#116;&#104;&#101;&#116;&#97;&#41;&#41;&#94;&#110;&#32;&#61;&#32;&#82;&#40;&#32;&#110;&#92;&#44;&#32;&#32;&#92;&#116;&#104;&#101;&#116;&#97;&#32;&#41;\" title=\"Rendered by QuickLaTeX.com\" height=\"18\" width=\"131\" style=\"vertical-align: -4px;\"\/>, (propri\u00e9t\u00e9s des matrices de rotation vues en MPSI)<br \/>\n<img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-40825dc211f0a5a906dc41e7e67eb55b_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#77;&#95;&#110;&#94;&#110;&#61;&#32;&#92;&#108;&#97;&#109;&#98;&#100;&#97;&#32;&#95;&#110;&#94;&#110;&#92;&#59;&#82;&#40;&#110;&#92;&#44;&#32;&#92;&#116;&#104;&#101;&#116;&#97;&#32;&#95;&#110;&#41;\" title=\"Rendered by QuickLaTeX.com\" height=\"18\" width=\"134\" style=\"vertical-align: -4px;\"\/>.<\/p>\n<p style=\"text-align: justify;\"><img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-fbe1711f2e625acbc464f90a00e56284_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#92;&#100;&#105;&#115;&#112;&#108;&#97;&#121;&#115;&#116;&#121;&#108;&#101;&#32;&#92;&#108;&#110;&#32;&#40;&#92;&#108;&#97;&#109;&#98;&#100;&#97;&#32;&#95;&#110;&#94;&#110;&#41;&#92;&#59;&#61;&#92;&#59;&#92;&#102;&#114;&#97;&#99;&#32;&#110;&#32;&#50;&#92;&#108;&#110;&#32;&#92;&#108;&#101;&#102;&#116;&#40;&#49;&#92;&#59;&#43;&#92;&#59;&#92;&#102;&#114;&#97;&#99;&#123;&#116;&#94;&#50;&#125;&#123;&#110;&#94;&#50;&#125;&#92;&#114;&#105;&#103;&#104;&#116;&#41;&#92;&#117;&#110;&#100;&#101;&#114;&#115;&#101;&#116;&#123;&#110;&#92;&#116;&#111;&#32;&#43;&#92;&#105;&#110;&#102;&#116;&#121;&#32;&#125;&#123;&#92;&#115;&#105;&#109;&#125;&#92;&#102;&#114;&#97;&#99;&#32;&#110;&#32;&#50;&#46;&#92;&#102;&#114;&#97;&#99;&#123;&#116;&#94;&#50;&#125;&#123;&#110;&#94;&#50;&#125;\" title=\"Rendered by QuickLaTeX.com\" height=\"44\" width=\"302\" style=\"vertical-align: -17px;\"\/><br \/>\n<img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-3896b9bc1b3ea5da5decc5182fbfd230_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#92;&#100;&#105;&#115;&#112;&#108;&#97;&#121;&#115;&#116;&#121;&#108;&#101;&#32;&#92;&#108;&#110;&#40;&#92;&#108;&#97;&#109;&#98;&#100;&#97;&#95;&#110;&#94;&#110;&#41;&#32;&#92;&#117;&#110;&#100;&#101;&#114;&#115;&#101;&#116;&#123;&#110;&#92;&#116;&#111;&#32;&#43;&#92;&#105;&#110;&#102;&#116;&#121;&#32;&#125;&#123;&#92;&#115;&#105;&#109;&#125;&#92;&#102;&#114;&#97;&#99;&#32;&#116;&#123;&#50;&#110;&#125;\" title=\"Rendered by QuickLaTeX.com\" height=\"37\" width=\"126\" style=\"vertical-align: -13px;\"\/> , donc <img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-eee3e1309c5d0b578b146a847f45d172_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#92;&#100;&#105;&#115;&#112;&#108;&#97;&#121;&#115;&#116;&#121;&#108;&#101;&#32;&#92;&#108;&#105;&#109;&#32;&#95;&#123;&#110;&#92;&#116;&#111;&#32;&#43;&#92;&#105;&#110;&#102;&#116;&#121;&#32;&#125;&#92;&#108;&#110;&#32;&#40;&#92;&#108;&#97;&#109;&#98;&#100;&#97;&#32;&#95;&#110;&#94;&#110;&#41;&#92;&#59;&#61;&#92;&#59;&#48;\" title=\"Rendered by QuickLaTeX.com\" height=\"27\" width=\"140\" style=\"vertical-align: -13px;\"\/> alors <img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-346e6a0ac1c0a2e7cc9c0be250a5e735_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#92;&#100;&#105;&#115;&#112;&#108;&#97;&#121;&#115;&#116;&#121;&#108;&#101;&#32;&#92;&#108;&#105;&#109;&#32;&#95;&#123;&#110;&#92;&#116;&#111;&#32;&#43;&#92;&#105;&#110;&#102;&#116;&#121;&#32;&#125;&#92;&#108;&#97;&#109;&#98;&#100;&#97;&#32;&#95;&#110;&#94;&#110;&#61;&#49;&#46;\" title=\"Rendered by QuickLaTeX.com\" height=\"26\" width=\"106\" style=\"vertical-align: -13px;\"\/> <img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-4693c8c40ac7197d75a7d721cfc5ac88_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#92;&#100;&#105;&#115;&#112;&#108;&#97;&#121;&#115;&#116;&#121;&#108;&#101;&#32;&#110;&#92;&#44;&#32;&#92;&#116;&#104;&#101;&#116;&#97;&#32;&#95;&#110;&#61;&#110;&#32;&#92;&#116;&#101;&#120;&#116;&#114;&#109;&#123;&#65;&#114;&#99;&#116;&#97;&#110;&#125;&#92;&#108;&#101;&#102;&#116;&#40;&#92;&#102;&#114;&#97;&#99;&#32;&#116;&#32;&#110;&#92;&#114;&#105;&#103;&#104;&#116;&#41;&#92;&#117;&#110;&#100;&#101;&#114;&#115;&#101;&#116;&#123;&#110;&#92;&#116;&#111;&#32;&#43;&#92;&#105;&#110;&#102;&#116;&#121;&#32;&#125;&#123;&#92;&#115;&#105;&#109;&#32;&#125;&#110;&#46;&#92;&#102;&#114;&#97;&#99;&#32;&#116;&#32;&#110;&#92;&#117;&#110;&#100;&#101;&#114;&#115;&#101;&#116;&#123;&#110;&#92;&#116;&#111;&#32;&#43;&#92;&#105;&#110;&#102;&#116;&#121;&#32;&#125;&#123;&#92;&#115;&#105;&#109;&#32;&#125;&#116;\" title=\"Rendered by QuickLaTeX.com\" height=\"43\" width=\"312\" style=\"vertical-align: -17px;\"\/> , donc <img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-70651d39d0c90bd0f02c832e2bc65c22_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#92;&#100;&#105;&#115;&#112;&#108;&#97;&#121;&#115;&#116;&#121;&#108;&#101;&#92;&#108;&#105;&#109;&#32;&#95;&#123;&#110;&#92;&#116;&#111;&#32;&#43;&#92;&#105;&#110;&#102;&#116;&#121;&#32;&#125;&#110;&#92;&#44;&#32;&#92;&#116;&#104;&#101;&#116;&#97;&#32;&#95;&#110;&#61;&#116;\" title=\"Rendered by QuickLaTeX.com\" height=\"26\" width=\"110\" style=\"vertical-align: -13px;\"\/> .<br \/>\nAlors <img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-6f2a40edf0a068af03047bd67a51eb84_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#92;&#100;&#105;&#115;&#112;&#108;&#97;&#121;&#115;&#116;&#121;&#108;&#101;&#32;&#92;&#108;&#105;&#109;&#32;&#95;&#123;&#110;&#92;&#116;&#111;&#32;&#43;&#92;&#105;&#110;&#102;&#116;&#121;&#32;&#125;&#77;&#95;&#110;&#94;&#110;&#92;&#59;&#61;&#92;&#98;&#101;&#103;&#105;&#110;&#123;&#112;&#109;&#97;&#116;&#114;&#105;&#120;&#125;&#92;&#99;&#111;&#115;&#32;&#40;&#116;&#41;&#38;&#45;&#92;&#115;&#105;&#110;&#32;&#40;&#116;&#41;&#92;&#92;&#32;&#92;&#115;&#105;&#110;&#40;&#116;&#41;&#38;&#92;&#99;&#111;&#115;&#32;&#40;&#116;&#41;&#92;&#101;&#110;&#100;&#123;&#112;&#109;&#97;&#116;&#114;&#105;&#120;&#125;\" title=\"Rendered by QuickLaTeX.com\" height=\"43\" width=\"248\" style=\"vertical-align: -17px;\"\/>.<\/p>\n<p style=\"text-align: justify;\">On rappelle que pour d\u00e9terminer la limite d&rsquo;une suite de matrices, il suffit de chercher les limites de chacune des suites coordonn\u00e9es.<\/p>\n<h2 style=\"text-align: justify;\"><strong>3. Continuit\u00e9 des applications lin\u00e9aires<\/strong><\/h2>\n<p style=\"text-align: justify;\"><b>Exercice 6\u00a0<\/b><br \/>\nSoit <img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-59bef6e3a448f8cbf876dcf55e4b4e15_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#69;&#32;&#61;&#32;&#92;&#109;&#97;&#116;&#104;&#98;&#98;&#123;&#82;&#125;&#95;&#110;&#091;&#92;&#116;&#101;&#120;&#116;&#114;&#109;&#123;&#88;&#125;&#093;\" title=\"Rendered by QuickLaTeX.com\" height=\"18\" width=\"81\" style=\"vertical-align: -5px;\"\/>.<br \/>\nIl\u00a0 existe <img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-27bf127425633070ac7c5a2dcbe64602_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#77;&#32;&#62;&#32;&#48;\" title=\"Rendered by QuickLaTeX.com\" height=\"12\" width=\"52\" style=\"vertical-align: 0px;\"\/> tel que pour tout <img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-145d658b8e1b7ad56c62244386b97179_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#80;&#32;&#92;&#105;&#110;&#32;&#69;\" title=\"Rendered by QuickLaTeX.com\" height=\"13\" width=\"50\" style=\"vertical-align: -1px;\"\/>, <img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-44ec73b264a5fbe8d6a07e466b84b380_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#92;&#113;&#117;&#97;&#100;&#32;&#92;&#113;&#117;&#97;&#100;&#32;&#92;&#100;&#105;&#115;&#112;&#108;&#97;&#121;&#115;&#116;&#121;&#108;&#101;&#32;&#92;&#108;&#101;&#102;&#116;&#32;&#92;&#118;&#101;&#114;&#116;&#32;&#92;&#105;&#110;&#116;&#95;&#48;&#94;&#49;&#32;&#92;&#116;&#101;&#120;&#116;&#114;&#109;&#123;&#101;&#125;&#94;&#116;&#32;&#92;&#44;&#32;&#80;&#40;&#116;&#41;&#95;&#44;&#32;&#92;&#116;&#101;&#120;&#116;&#114;&#109;&#123;&#100;&#125;&#32;&#116;&#32;&#92;&#114;&#105;&#103;&#104;&#116;&#32;&#92;&#118;&#101;&#114;&#116;&#32;&#92;&#108;&#101;&#113;&#32;&#77;&#32;&#92;&#115;&#117;&#109;&#32;&#95;&#123;&#107;&#32;&#61;&#32;&#48;&#125;&#94;&#110;&#32;&#92;&#118;&#101;&#114;&#116;&#32;&#80;&#94;&#123;&#40;&#107;&#41;&#125;&#40;&#107;&#41;&#32;&#92;&#118;&#101;&#114;&#116;\" title=\"Rendered by QuickLaTeX.com\" height=\"50\" width=\"249\" style=\"vertical-align: -22px;\"\/>.<\/p>\n<p style=\"text-align: justify;\"><strong>Corrig\u00e9 de l&rsquo;exercice 6 :<\/strong><\/p>\n<p style=\"text-align: justify;\"><b>a)\u00a0<\/b>On d\u00e9montre que <img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-bfcbd3eed7df6afd47d1c7592fdac8ef_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#92;&#100;&#105;&#115;&#112;&#108;&#97;&#121;&#115;&#116;&#121;&#108;&#101;&#32;&#78;&#32;&#58;&#32;&#80;&#32;&#92;&#109;&#97;&#112;&#115;&#116;&#111;&#32;&#92;&#115;&#117;&#109;&#32;&#95;&#123;&#107;&#32;&#61;&#32;&#48;&#125;&#94;&#110;&#32;&#92;&#118;&#101;&#114;&#116;&#32;&#80;&#94;&#123;&#40;&#107;&#41;&#125;&#40;&#107;&#41;&#32;&#92;&#118;&#101;&#114;&#116;\" title=\"Rendered by QuickLaTeX.com\" height=\"50\" width=\"165\" style=\"vertical-align: -22px;\"\/> d\u00e9finit une norme sur <img decoding=\"async\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-764e1c770271f92700e1a4fbce46c668_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#69;\" title=\"Rendered by QuickLaTeX.com\" height=\"12\" width=\"14\" style=\"vertical-align: 0px;\"\/>.<\/p>\n<p style=\"text-align: justify;\"><img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-f113f352168d3b16a8f3e8b41e919e16_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#92;&#97;&#115;&#116;\" title=\"Rendered by QuickLaTeX.com\" height=\"9\" width=\"7\" style=\"vertical-align: 0px;\"\/> <img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-5793832f979c2268e3694c246d53b1bb_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#78;\" title=\"Rendered by QuickLaTeX.com\" height=\"12\" width=\"16\" style=\"vertical-align: 0px;\"\/> est bien d\u00e9finie et \u00e0 valeurs positives ou nulles.<br \/>\n<img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-f113f352168d3b16a8f3e8b41e919e16_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#92;&#97;&#115;&#116;\" title=\"Rendered by QuickLaTeX.com\" height=\"9\" width=\"7\" style=\"vertical-align: 0px;\"\/> On suppose que <img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-19987434d60fb534919adbe1f20c25cd_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#78;&#40;&#80;&#41;&#32;&#61;&#32;&#48;\" title=\"Rendered by QuickLaTeX.com\" height=\"18\" width=\"76\" style=\"vertical-align: -4px;\"\/>, alors pour tout <img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-182b3f6ce9639ead35e2776f532ff807_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#107;&#32;&#44;&#32;&#92;&#59;&#48;&#32;&#92;&#108;&#101;&#113;&#32;&#107;&#32;&#92;&#108;&#101;&#113;&#32;&#110;&#32;&#44;&#92;&#59;&#32;&#92;&#118;&#101;&#114;&#116;&#32;&#80;&#94;&#123;&#40;&#107;&#41;&#125;&#40;&#107;&#41;&#32;&#92;&#118;&#101;&#114;&#116;&#32;&#61;&#32;&#48;\" title=\"Rendered by QuickLaTeX.com\" height=\"21\" width=\"211\" style=\"vertical-align: -4px;\"\/> comme somme nulle de r\u00e9els positifs ou nuls.<br \/>\nSi <img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-650eb7688af6737ac325425b5c9a5982_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#80;\" title=\"Rendered by QuickLaTeX.com\" height=\"12\" width=\"14\" style=\"vertical-align: 0px;\"\/> \u00e9tait non nul, on pourrait noter <img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-4e8716946f6a868f015e0d62f28bc540_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#100;\" title=\"Rendered by QuickLaTeX.com\" height=\"13\" width=\"10\" style=\"vertical-align: 0px;\"\/> son degr\u00e9 et <img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-cbb0b2dc59ddb2be4e13327deceaf396_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#97;&#95;&#100;\" title=\"Rendered by QuickLaTeX.com\" height=\"11\" width=\"17\" style=\"vertical-align: -3px;\"\/> son coefficient dominant, alors <img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-79b74fa0bb0d0cf6d4fd943aeb1d3a23_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#80;&#94;&#123;&#40;&#100;&#41;&#125;&#40;&#100;&#41;&#32;&#61;&#32;&#97;&#95;&#100;&#32;&#92;&#44;&#32;&#100;&#92;&#44;&#33;&#32;&#92;&#110;&#101;&#113;&#32;&#48;\" title=\"Rendered by QuickLaTeX.com\" height=\"21\" width=\"149\" style=\"vertical-align: -5px;\"\/>, on aboutit donc \u00e0 une contradiction.<br \/>\nOn en d\u00e9duit que <img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-82389f318150c87c27e6e8499be1875f_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#80;&#32;&#61;&#32;&#48;\" title=\"Rendered by QuickLaTeX.com\" height=\"12\" width=\"46\" style=\"vertical-align: 0px;\"\/>.<br \/>\n<img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-f113f352168d3b16a8f3e8b41e919e16_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#92;&#97;&#115;&#116;\" title=\"Rendered by QuickLaTeX.com\" height=\"9\" width=\"7\" style=\"vertical-align: 0px;\"\/> L&rsquo;homog\u00e9n\u00e9it\u00e9 r\u00e9sulte de la <a href=\"https:\/\/groupe-reussite.fr\/ressources\/cours-en-ligne-familles-sommables-maths-spe\/\">sommation<\/a> des relations <img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-9a8e5b283b52042e0d22d3ea27cb7107_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#92;&#113;&#117;&#97;&#100;&#32;&#92;&#113;&#117;&#97;&#100;&#32;&#92;&#118;&#101;&#114;&#116;&#32;&#40;&#92;&#108;&#97;&#109;&#98;&#100;&#97;&#32;&#92;&#44;&#32;&#80;&#41;&#94;&#123;&#40;&#107;&#41;&#125;&#32;&#40;&#107;&#41;&#92;&#118;&#101;&#114;&#116;&#32;&#61;&#32;&#92;&#118;&#101;&#114;&#116;&#32;&#92;&#108;&#97;&#109;&#98;&#100;&#97;&#32;&#92;&#118;&#101;&#114;&#116;&#32;&#92;&#44;&#32;&#92;&#118;&#101;&#114;&#116;&#32;&#80;&#94;&#123;&#40;&#107;&#41;&#125;&#32;&#40;&#107;&#41;&#92;&#118;&#101;&#114;&#116;\" title=\"Rendered by QuickLaTeX.com\" height=\"21\" width=\"203\" style=\"vertical-align: -4px;\"\/><br \/>\n<img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-f113f352168d3b16a8f3e8b41e919e16_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#92;&#97;&#115;&#116;\" title=\"Rendered by QuickLaTeX.com\" height=\"9\" width=\"7\" style=\"vertical-align: 0px;\"\/> Si <img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-76bb4d200c66716e36acf0be2595ef5d_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#80;&#32;&#44;&#32;&#92;&#44;&#32;&#81;&#32;&#92;&#105;&#110;&#32;&#69;\" title=\"Rendered by QuickLaTeX.com\" height=\"16\" width=\"72\" style=\"vertical-align: -4px;\"\/>, pour tout <img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-3422b6bb5c160593658b7c39425d9880_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#107;\" title=\"Rendered by QuickLaTeX.com\" height=\"13\" width=\"9\" style=\"vertical-align: 0px;\"\/> , <img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-983ee33594176d889a20234ff7fdea24_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#92;&#113;&#117;&#97;&#100;&#32;&#92;&#118;&#101;&#114;&#116;&#32;&#40;&#80;&#32;&#43;&#32;&#81;&#41;&#32;&#94;&#123;&#40;&#107;&#41;&#125;&#32;&#40;&#107;&#41;&#92;&#118;&#101;&#114;&#116;&#32;&#92;&#108;&#101;&#113;&#32;&#92;&#44;&#32;&#92;&#118;&#101;&#114;&#116;&#32;&#80;&#94;&#123;&#40;&#107;&#41;&#125;&#32;&#40;&#107;&#41;&#92;&#118;&#101;&#114;&#116;&#32;&#43;&#32;&#92;&#118;&#101;&#114;&#116;&#32;&#81;&#94;&#123;&#40;&#107;&#41;&#125;&#32;&#40;&#107;&#41;&#92;&#118;&#101;&#114;&#116;\" title=\"Rendered by QuickLaTeX.com\" height=\"21\" width=\"293\" style=\"vertical-align: -4px;\"\/> , et par sommation, on obtient l&rsquo;in\u00e9galit\u00e9 triangulaire <img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-c6d3b15348c6f7f1d22bdaab5c40d210_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#78;&#40;&#80;&#32;&#43;&#32;&#81;&#41;&#32;&#92;&#108;&#101;&#113;&#32;&#78;&#40;&#80;&#41;&#43;&#32;&#78;&#40;&#81;&#41;\" title=\"Rendered by QuickLaTeX.com\" height=\"18\" width=\"212\" style=\"vertical-align: -4px;\"\/>.<\/p>\n<p style=\"text-align: justify;\"><b>b)<\/b>\u00a0L&rsquo;application <img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-e7eeda5d4c72549b50812ec701f96ec4_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#92;&#118;&#97;&#114;&#112;&#104;&#105;&#32;&#58;&#32;&#69;&#32;&#92;&#114;&#105;&#103;&#104;&#116;&#97;&#114;&#114;&#111;&#119;&#32;&#92;&#109;&#97;&#116;&#104;&#98;&#98;&#123;&#82;&#125;&#44;&#32;&#92;&#59;&#32;&#80;&#32;&#92;&#109;&#97;&#112;&#115;&#116;&#111;&#32;&#92;&#105;&#110;&#116;&#95;&#48;&#94;&#49;&#32;&#92;&#116;&#101;&#120;&#116;&#114;&#109;&#123;&#101;&#125;&#94;&#116;&#32;&#92;&#44;&#32;&#80;&#40;&#116;&#41;&#92;&#44;&#32;&#92;&#116;&#101;&#120;&#116;&#114;&#109;&#123;&#100;&#125;&#32;&#116;\" title=\"Rendered by QuickLaTeX.com\" height=\"24\" width=\"227\" style=\"vertical-align: -6px;\"\/> est lin\u00e9aire et <img decoding=\"async\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-764e1c770271f92700e1a4fbce46c668_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#69;\" title=\"Rendered by QuickLaTeX.com\" height=\"12\" width=\"14\" style=\"vertical-align: 0px;\"\/> est de dimension finie, elle est lipschitzienne, donc il existe <img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-c67d780f9a3c806ea4c10fc2b994e053_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#77;&#32;&#92;&#103;&#101;&#113;&#32;&#48;\" title=\"Rendered by QuickLaTeX.com\" height=\"15\" width=\"52\" style=\"vertical-align: -3px;\"\/> tel que <img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-78114c041225bda133cf458b75cb0f3f_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#92;&#102;&#111;&#114;&#97;&#108;&#108;&#32;&#92;&#44;&#32;&#80;&#32;&#92;&#44;&#32;&#92;&#105;&#110;&#32;&#69;&#32;&#44;&#32;&#92;&#59;&#32;&#92;&#118;&#101;&#114;&#116;&#32;&#92;&#118;&#97;&#114;&#112;&#104;&#105;&#40;&#80;&#41;&#32;&#92;&#118;&#101;&#114;&#116;&#32;&#92;&#108;&#101;&#113;&#32;&#77;&#32;&#92;&#44;&#32;&#78;&#40;&#80;&#41;\" title=\"Rendered by QuickLaTeX.com\" height=\"18\" width=\"216\" style=\"vertical-align: -4px;\"\/>, de plus <img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-5b66de7505680f008af26f51a97bad03_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#77;&#32;&#92;&#110;&#101;&#113;&#32;&#48;\" title=\"Rendered by QuickLaTeX.com\" height=\"17\" width=\"52\" style=\"vertical-align: -4px;\"\/> car <img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-3f78ace20aaf6c1c60781aae7d6d4f75_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#92;&#118;&#97;&#114;&#112;&#104;&#105;&#32;&#92;&#110;&#101;&#113;&#32;&#48;\" title=\"Rendered by QuickLaTeX.com\" height=\"17\" width=\"44\" style=\"vertical-align: -4px;\"\/>.<br \/>\nOn a donc justifi\u00e9 l&rsquo;in\u00e9galit\u00e9 demand\u00e9e.<\/p>\n<p style=\"text-align: justify;\"><b>Exercice 7<\/b><br \/>\nSoient <img decoding=\"async\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-764e1c770271f92700e1a4fbce46c668_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#69;\" title=\"Rendered by QuickLaTeX.com\" height=\"12\" width=\"14\" style=\"vertical-align: 0px;\"\/> et <img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-2510519bbe1660dfdffb4195c7287343_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#70;\" title=\"Rendered by QuickLaTeX.com\" height=\"12\" width=\"14\" style=\"vertical-align: 0px;\"\/> deux espaces vectoriels norm\u00e9s et <img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-9c09a708375fde2676da319bcdfe8b24_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#102;\" title=\"Rendered by QuickLaTeX.com\" height=\"16\" width=\"10\" style=\"vertical-align: -4px;\"\/> une application de <img decoding=\"async\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-764e1c770271f92700e1a4fbce46c668_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#69;\" title=\"Rendered by QuickLaTeX.com\" height=\"12\" width=\"14\" style=\"vertical-align: 0px;\"\/> dans <img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-2510519bbe1660dfdffb4195c7287343_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#70;\" title=\"Rendered by QuickLaTeX.com\" height=\"12\" width=\"14\" style=\"vertical-align: 0px;\"\/> telle que :<br \/>\n<img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-2b6e225d778ccd32cb2bd9cc4eaead9a_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#92;&#98;&#117;&#108;&#108;&#101;&#116;\" title=\"Rendered by QuickLaTeX.com\" height=\"7\" width=\"8\" style=\"vertical-align: 1px;\"\/> <img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-7a355414d63f57d270f0f1afa38e23bc_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#123;&#92;&#102;&#111;&#114;&#97;&#108;&#108;&#125;&#32;&#92;&#44;&#40;&#32;&#120;&#44;&#32;&#92;&#44;&#121;&#32;&#41;&#92;&#44;&#32;&#92;&#105;&#110;&#32;&#92;&#44;&#32;&#69;&#32;&#94;&#50;&#32;&#44;&#32;&#92;&#59;&#32;&#102;&#40;&#120;&#32;&#43;&#32;&#121;&#41;&#32;&#61;&#32;&#102;&#40;&#120;&#41;&#32;&#43;&#32;&#102;&#40;&#121;&#41;\" title=\"Rendered by QuickLaTeX.com\" height=\"19\" width=\"297\" style=\"vertical-align: -4px;\"\/><br \/>\n<img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-2b6e225d778ccd32cb2bd9cc4eaead9a_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#92;&#98;&#117;&#108;&#108;&#101;&#116;\" title=\"Rendered by QuickLaTeX.com\" height=\"7\" width=\"8\" style=\"vertical-align: 1px;\"\/> <img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-4b0563a339cf038a55867192a704b533_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#92;&#101;&#120;&#105;&#115;&#116;&#115;&#32;&#92;&#44;&#32;&#77;&#32;&#92;&#44;&#32;&#123;&#92;&#105;&#110;&#125;&#32;&#92;&#109;&#97;&#116;&#104;&#98;&#98;&#123;&#82;&#125;&#94;&#43;\" title=\"Rendered by QuickLaTeX.com\" height=\"15\" width=\"70\" style=\"vertical-align: -1px;\"\/> tel que<br \/>\n<img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-f2c7099729689b3fd757430bb750c01d_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#92;&#113;&#117;&#97;&#100;&#32;&#92;&#102;&#111;&#114;&#97;&#108;&#108;&#32;&#92;&#44;&#32;&#120;&#92;&#44;&#32;&#123;&#92;&#105;&#110;&#125;&#92;&#44;&#32;&#69;&#44;&#32;&#92;&#59;&#92;&#86;&#101;&#114;&#116;&#32;&#120;&#92;&#86;&#101;&#114;&#116;&#32;&#92;&#44;&#32;&#123;&#92;&#108;&#101;&#113;&#125;&#32;&#92;&#44;&#32;&#49;\" title=\"Rendered by QuickLaTeX.com\" height=\"19\" width=\"123\" style=\"vertical-align: -5px;\"\/> <img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-575993cb63b5cbbccd64958cf0e2bf75_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#92;&#82;&#105;&#103;&#104;&#116;&#97;&#114;&#114;&#111;&#119;\" title=\"Rendered by QuickLaTeX.com\" height=\"11\" width=\"17\" style=\"vertical-align: -1px;\"\/> <img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-6862b67c8cb46e0d63edbe4b889ce35c_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#92;&#86;&#101;&#114;&#116;&#32;&#102;&#40;&#120;&#41;&#32;&#92;&#86;&#101;&#114;&#116;&#95;&#70;&#32;&#92;&#44;&#32;&#123;&#92;&#108;&#101;&#113;&#125;&#92;&#44;&#32;&#77;\" title=\"Rendered by QuickLaTeX.com\" height=\"19\" width=\"100\" style=\"vertical-align: -5px;\"\/>.<\/p>\n<p style=\"text-align: justify;\"><i>Question 1<\/i><br \/>\nMontrer que <img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-9c09a708375fde2676da319bcdfe8b24_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#102;\" title=\"Rendered by QuickLaTeX.com\" height=\"16\" width=\"10\" style=\"vertical-align: -4px;\"\/> est lipschitzienne.<\/p>\n<p style=\"text-align: justify;\"><i>Question 2<\/i><br \/>\nEn d\u00e9duire que <img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-9c09a708375fde2676da319bcdfe8b24_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#102;\" title=\"Rendered by QuickLaTeX.com\" height=\"16\" width=\"10\" style=\"vertical-align: -4px;\"\/> est lin\u00e9aire.<\/p>\n<p style=\"text-align: justify;\"><strong>Corrig\u00e9 de l&rsquo;exercice 7 :\u00a0<\/strong><\/p>\n<p style=\"text-align: justify;\">Question 1 :<\/p>\n<p style=\"text-align: justify;\"><img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-f113f352168d3b16a8f3e8b41e919e16_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#92;&#97;&#115;&#116;\" title=\"Rendered by QuickLaTeX.com\" height=\"9\" width=\"7\" style=\"vertical-align: 0px;\"\/> En prenant <img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-0bc87de34973a660faf4d016138c086b_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#120;&#32;&#61;&#32;&#121;&#61;&#32;&#48;\" title=\"Rendered by QuickLaTeX.com\" height=\"16\" width=\"76\" style=\"vertical-align: -4px;\"\/>, on obtient <img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-392ea6eb58d3013078b95c4c8a1e2175_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#102;&#40;&#48;&#41;&#32;&#61;&#32;&#50;&#32;&#102;&#40;&#48;&#41;\" title=\"Rendered by QuickLaTeX.com\" height=\"18\" width=\"98\" style=\"vertical-align: -4px;\"\/>, donc <img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-e0a6aafa18a1c06369913bcbe239ff40_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#102;&#40;&#48;&#41;&#32;&#61;&#32;&#48;\" title=\"Rendered by QuickLaTeX.com\" height=\"18\" width=\"66\" style=\"vertical-align: -4px;\"\/>.<br \/>\n<img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-f113f352168d3b16a8f3e8b41e919e16_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#92;&#97;&#115;&#116;\" title=\"Rendered by QuickLaTeX.com\" height=\"9\" width=\"7\" style=\"vertical-align: 0px;\"\/> En prenant <img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-ac7e21444df51bb3852d313e0ba88d6f_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#121;&#32;&#61;&#32;&#45;&#32;&#120;\" title=\"Rendered by QuickLaTeX.com\" height=\"12\" width=\"57\" style=\"vertical-align: -4px;\"\/> o\u00f9 <img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-5ab44f7db61e5503dc20d29422c5144b_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#120;&#32;&#92;&#105;&#110;&#32;&#69;\" title=\"Rendered by QuickLaTeX.com\" height=\"13\" width=\"46\" style=\"vertical-align: -1px;\"\/>, <img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-3fb154c09993a157beae51cff1dacdba_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#48;&#32;&#61;&#102;&#40;&#120;&#32;&#45;&#32;&#120;&#41;&#32;&#61;&#32;&#102;&#40;&#120;&#41;&#32;&#43;&#32;&#102;&#40;&#45;&#32;&#120;&#41;\" title=\"Rendered by QuickLaTeX.com\" height=\"18\" width=\"226\" style=\"vertical-align: -4px;\"\/> donc <img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-38139bf1092815b95dc3211edccf7d54_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#102;&#40;&#45;&#120;&#41;&#32;&#61;&#32;&#45;&#32;&#102;&#40;&#120;&#41;\" title=\"Rendered by QuickLaTeX.com\" height=\"18\" width=\"119\" style=\"vertical-align: -4px;\"\/>.<\/p>\n<p style=\"text-align: justify;\"><img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-f113f352168d3b16a8f3e8b41e919e16_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#92;&#97;&#115;&#116;\" title=\"Rendered by QuickLaTeX.com\" height=\"9\" width=\"7\" style=\"vertical-align: 0px;\"\/> Soit <img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-b942df0afb8db6660c8922d8b14ff3ff_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#116;&#32;&#92;&#44;&#32;&#123;&#92;&#105;&#110;&#125;&#92;&#44;&#32;&#69;\" title=\"Rendered by QuickLaTeX.com\" height=\"13\" width=\"38\" style=\"vertical-align: -1px;\"\/> et <img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-ff7338c02475c1abe721892a1ad2a329_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#116;&#32;&#92;&#44;&#32;&#123;&#92;&#110;&#101;&#113;&#125;&#92;&#44;&#32;&#48;\" title=\"Rendered by QuickLaTeX.com\" height=\"17\" width=\"35\" style=\"vertical-align: -4px;\"\/>, on note <img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-ab5c1167306a2ec16ae83976a6121c76_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#92;&#100;&#105;&#115;&#112;&#108;&#97;&#121;&#115;&#116;&#121;&#108;&#101;&#32;&#117;&#61;&#92;&#102;&#114;&#97;&#99;&#32;&#116;&#123;&#92;&#86;&#101;&#114;&#116;&#32;&#116;&#32;&#92;&#86;&#101;&#114;&#116;&#95;&#69;&#125;\" title=\"Rendered by QuickLaTeX.com\" height=\"41\" width=\"72\" style=\"vertical-align: -17px;\"\/>, donc <img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-0c39db6ba6c29d6452bdc437b1d32582_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#92;&#86;&#101;&#114;&#116;&#32;&#117;&#32;&#92;&#86;&#101;&#114;&#116;&#32;&#95;&#69;&#61;&#32;&#49;\" title=\"Rendered by QuickLaTeX.com\" height=\"19\" width=\"69\" style=\"vertical-align: -5px;\"\/>,<br \/>\n<img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-65e52cd880cfdbefd013f119e01fa658_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#92;&#86;&#101;&#114;&#116;&#32;&#102;&#40;&#117;&#41;&#32;&#92;&#86;&#101;&#114;&#116;&#95;&#70;&#32;&#92;&#44;&#32;&#92;&#108;&#101;&#113;&#32;&#92;&#44;&#32;&#77;\" title=\"Rendered by QuickLaTeX.com\" height=\"19\" width=\"110\" style=\"vertical-align: -5px;\"\/> soit <img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-8123184c0343156ae08a1137ed6a814f_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#92;&#100;&#105;&#115;&#112;&#108;&#97;&#121;&#115;&#116;&#121;&#108;&#101;&#32;&#92;&#102;&#114;&#97;&#99;&#123;&#92;&#86;&#101;&#114;&#116;&#32;&#102;&#40;&#116;&#41;&#32;&#92;&#86;&#101;&#114;&#116;&#95;&#70;&#125;&#123;&#92;&#86;&#101;&#114;&#116;&#32;&#116;&#32;&#92;&#86;&#101;&#114;&#116;&#95;&#69;&#125;&#92;&#59;&#92;&#108;&#101;&#32;&#92;&#59;&#77;\" title=\"Rendered by QuickLaTeX.com\" height=\"43\" width=\"114\" style=\"vertical-align: -17px;\"\/> donc <img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-d4ede3acc687144c6f24584f0d1f4e88_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#92;&#86;&#101;&#114;&#116;&#32;&#102;&#40;&#116;&#41;&#92;&#86;&#101;&#114;&#116;&#32;&#95;&#70;&#92;&#59;&#92;&#108;&#101;&#113;&#32;&#92;&#59;&#77;&#92;&#59;&#92;&#86;&#101;&#114;&#116;&#32;&#116;&#32;&#92;&#86;&#101;&#114;&#116;&#95;&#69;\" title=\"Rendered by QuickLaTeX.com\" height=\"19\" width=\"150\" style=\"vertical-align: -5px;\"\/> .(*)<br \/>\nL&rsquo;in\u00e9galit\u00e9 reste vraie si <img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-095ec4e668d44957abf895379d06cf66_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#116;&#32;&#61;&#32;&#48;\" title=\"Rendered by QuickLaTeX.com\" height=\"12\" width=\"39\" style=\"vertical-align: 0px;\"\/>.<\/p>\n<p style=\"text-align: justify;\">Puis si <img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-75221e767ff5bd7373dd2b2c702c082c_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#120;&#44;&#92;&#59;&#32;&#121;\" title=\"Rendered by QuickLaTeX.com\" height=\"12\" width=\"32\" style=\"vertical-align: -4px;\"\/> sont dans <img decoding=\"async\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-764e1c770271f92700e1a4fbce46c668_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#69;\" title=\"Rendered by QuickLaTeX.com\" height=\"12\" width=\"14\" style=\"vertical-align: 0px;\"\/>, <img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-8347b7a6f5fe9cf6ecbe34f15175e74e_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#102;&#40;&#120;&#32;&#45;&#32;&#121;&#41;&#32;&#61;&#32;&#102;&#40;&#120;&#32;&#43;&#32;&#40;&#45;&#32;&#121;&#41;&#41;&#61;&#32;&#102;&#40;&#120;&#41;&#32;&#43;&#32;&#102;&#40;&#45;&#121;&#41;\" title=\"Rendered by QuickLaTeX.com\" height=\"18\" width=\"309\" style=\"vertical-align: -4px;\"\/> <img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-a05e988f3868211a22974b20158a47fc_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#102;&#40;&#120;&#32;&#45;&#32;&#121;&#41;&#32;&#61;&#32;&#102;&#40;&#120;&#41;&#32;&#45;&#32;&#102;&#40;&#121;&#41;\" title=\"Rendered by QuickLaTeX.com\" height=\"18\" width=\"178\" style=\"vertical-align: -4px;\"\/>.<br \/>\nEn utilisant l&rsquo;in\u00e9galit\u00e9 (*) en <img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-bbdb2a1d641039122af189b4d64d5e9b_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#120;&#32;&#45;&#32;&#121;\" title=\"Rendered by QuickLaTeX.com\" height=\"12\" width=\"41\" style=\"vertical-align: -4px;\"\/> :<br \/>\n<img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-535626eca03fc184b22131c55fc3f630_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#92;&#86;&#101;&#114;&#116;&#32;&#102;&#40;&#120;&#41;&#32;&#45;&#32;&#102;&#40;&#121;&#41;&#32;&#92;&#86;&#101;&#114;&#116;&#95;&#70;&#32;&#92;&#59;&#92;&#108;&#101;&#113;&#32;&#92;&#59;&#77;&#92;&#59;&#92;&#86;&#101;&#114;&#116;&#32;&#120;&#32;&#45;&#32;&#121;&#32;&#92;&#86;&#101;&#114;&#116;&#95;&#69;&#92;&#44;\" title=\"Rendered by QuickLaTeX.com\" height=\"19\" width=\"245\" style=\"vertical-align: -5px;\"\/>.<br \/>\n<img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-9c09a708375fde2676da319bcdfe8b24_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#102;\" title=\"Rendered by QuickLaTeX.com\" height=\"16\" width=\"10\" style=\"vertical-align: -4px;\"\/> est <img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-10ebb71bad275c1815a8f2a8c5dea0be_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#77;\" title=\"Rendered by QuickLaTeX.com\" height=\"12\" width=\"19\" style=\"vertical-align: 0px;\"\/>-lipschitzienne.<\/p>\n<p style=\"text-align: justify;\">Question 2 :<\/p>\n<p style=\"text-align: justify;\"><img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-f113f352168d3b16a8f3e8b41e919e16_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#92;&#97;&#115;&#116;\" title=\"Rendered by QuickLaTeX.com\" height=\"9\" width=\"7\" style=\"vertical-align: 0px;\"\/> Par r\u00e9currence, on d\u00e9montre que <img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-ef334789a1afc669fb700c97263a5784_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#92;&#102;&#111;&#114;&#97;&#108;&#108;&#32;&#92;&#44;&#120;&#32;&#92;&#44;&#32;&#123;&#92;&#105;&#110;&#125;&#92;&#44;&#32;&#69;&#44;&#32;&#92;&#59;&#32;&#92;&#102;&#111;&#114;&#97;&#108;&#108;&#32;&#92;&#44;&#32;&#110;&#32;&#92;&#44;&#32;&#123;&#92;&#105;&#110;&#125;&#92;&#44;&#32;&#92;&#109;&#97;&#116;&#104;&#98;&#98;&#123;&#78;&#125;&#32;&#44;&#92;&#59;&#32;&#102;&#40;&#110;&#32;&#120;&#41;&#32;&#61;&#32;&#110;&#32;&#102;&#40;&#120;&#41;\" title=\"Rendered by QuickLaTeX.com\" height=\"18\" width=\"247\" style=\"vertical-align: -4px;\"\/>.<br \/>\n<img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-f113f352168d3b16a8f3e8b41e919e16_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#92;&#97;&#115;&#116;\" title=\"Rendered by QuickLaTeX.com\" height=\"9\" width=\"7\" style=\"vertical-align: 0px;\"\/> Comme <img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-9c09a708375fde2676da319bcdfe8b24_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#102;\" title=\"Rendered by QuickLaTeX.com\" height=\"16\" width=\"10\" style=\"vertical-align: -4px;\"\/> est impaire, pour tout <img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-085298f834fe342b1c6a77572faeaae3_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#110;&#32;&#92;&#44;&#32;&#123;&#92;&#105;&#110;&#125;&#92;&#44;&#32;&#92;&#109;&#97;&#116;&#104;&#98;&#98;&#123;&#90;&#125;\" title=\"Rendered by QuickLaTeX.com\" height=\"13\" width=\"40\" style=\"vertical-align: -1px;\"\/> et <img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-16cb7ed0450bdb4d3bd3fd30c281de69_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#120;&#32;&#92;&#44;&#32;&#92;&#105;&#110;&#32;&#92;&#44;&#32;&#69;\" title=\"Rendered by QuickLaTeX.com\" height=\"13\" width=\"52\" style=\"vertical-align: -1px;\"\/>, <img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-9cf2f3e764fa365f089368662d0192ca_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#102;&#40;&#110;&#32;&#120;&#41;&#32;&#61;&#32;&#110;&#32;&#102;&#40;&#120;&#41;\" title=\"Rendered by QuickLaTeX.com\" height=\"18\" width=\"113\" style=\"vertical-align: -4px;\"\/>.<\/p>\n<p style=\"text-align: justify;\"><img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-f113f352168d3b16a8f3e8b41e919e16_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#92;&#97;&#115;&#116;\" title=\"Rendered by QuickLaTeX.com\" height=\"9\" width=\"7\" style=\"vertical-align: 0px;\"\/> Soit <img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-1dbd1d111df97471e8d1a576a6657065_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#114;&#32;&#92;&#44;&#32;&#123;&#92;&#105;&#110;&#125;&#92;&#44;&#32;&#92;&#109;&#97;&#116;&#104;&#98;&#98;&#123;&#81;&#125;\" title=\"Rendered by QuickLaTeX.com\" height=\"15\" width=\"40\" style=\"vertical-align: -3px;\"\/>, on note <img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-1b121ba63f5a86e5d3d503addb2396ba_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#114;&#32;&#61;&#32;&#110;&#32;&#47;&#32;&#112;\" title=\"Rendered by QuickLaTeX.com\" height=\"18\" width=\"61\" style=\"vertical-align: -5px;\"\/> avec <img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-085298f834fe342b1c6a77572faeaae3_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#110;&#32;&#92;&#44;&#32;&#123;&#92;&#105;&#110;&#125;&#92;&#44;&#32;&#92;&#109;&#97;&#116;&#104;&#98;&#98;&#123;&#90;&#125;\" title=\"Rendered by QuickLaTeX.com\" height=\"13\" width=\"40\" style=\"vertical-align: -1px;\"\/> et <img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-1492b62e5a4bb9098e31683d83bbdd2d_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#112;&#92;&#44;&#32;&#123;&#92;&#105;&#110;&#125;&#92;&#44;&#32;&#92;&#109;&#97;&#116;&#104;&#98;&#98;&#123;&#78;&#125;&#94;&#42;\" title=\"Rendered by QuickLaTeX.com\" height=\"17\" width=\"47\" style=\"vertical-align: -4px;\"\/>, soit <img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-69176284f4eeea31f6ee24a84036fa99_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#120;&#92;&#44;&#32;&#123;&#92;&#105;&#110;&#125;&#92;&#44;&#32;&#69;\" title=\"Rendered by QuickLaTeX.com\" height=\"13\" width=\"42\" style=\"vertical-align: -1px;\"\/>,\u00a0 <img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-eddd7c1a129796d87a315ce19863688a_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#121;&#32;&#61;&#32;&#114;&#32;&#120;&#32;&#61;&#32;&#110;&#32;&#120;&#32;&#47;&#32;&#112;\" title=\"Rendered by QuickLaTeX.com\" height=\"18\" width=\"114\" style=\"vertical-align: -5px;\"\/> .<br \/>\n<img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-ee0bc80cfd70a8d6ba86ee4dc4797323_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#102;&#40;&#112;&#32;&#92;&#44;&#121;&#41;&#32;&#61;&#32;&#102;&#40;&#110;&#92;&#44;&#32;&#120;&#41;\" title=\"Rendered by QuickLaTeX.com\" height=\"18\" width=\"116\" style=\"vertical-align: -4px;\"\/> donc <img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-d080254f4fa0cb1abde117cd5b87f6f8_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#112;&#92;&#44;&#32;&#102;&#40;&#121;&#41;&#32;&#61;&#32;&#110;&#92;&#44;&#32;&#102;&#40;&#120;&#41;\" title=\"Rendered by QuickLaTeX.com\" height=\"18\" width=\"117\" style=\"vertical-align: -4px;\"\/> soit <img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-7ab0608dc45e150c320fdd1443c6b2a8_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#102;&#40;&#114;&#92;&#44;&#32;&#120;&#41;&#32;&#61;&#32;&#114;&#92;&#44;&#32;&#102;&#40;&#120;&#41;\" title=\"Rendered by QuickLaTeX.com\" height=\"18\" width=\"115\" style=\"vertical-align: -4px;\"\/>.<\/p>\n<p style=\"text-align: justify;\"><img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-f113f352168d3b16a8f3e8b41e919e16_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#92;&#97;&#115;&#116;\" title=\"Rendered by QuickLaTeX.com\" height=\"9\" width=\"7\" style=\"vertical-align: 0px;\"\/> Soit <img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-46270ba3de532afdf8ae4c6a9ebf7bf8_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#92;&#108;&#97;&#109;&#98;&#100;&#97;&#92;&#44;&#32;&#123;&#92;&#105;&#110;&#125;&#92;&#44;&#32;&#92;&#109;&#97;&#116;&#104;&#98;&#98;&#123;&#82;&#125;\" title=\"Rendered by QuickLaTeX.com\" height=\"13\" width=\"41\" style=\"vertical-align: -1px;\"\/> , il existe une suite <img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-85868014d8a1d5f423b2f1b0fa4f1c41_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#40;&#114;&#95;&#110;&#41;&#95;&#110;\" title=\"Rendered by QuickLaTeX.com\" height=\"18\" width=\"38\" style=\"vertical-align: -4px;\"\/> de rationnels qui converge vers <img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-2b5c45836864531b8e37025dabadd24a_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#92;&#108;&#97;&#109;&#98;&#100;&#97;\" title=\"Rendered by QuickLaTeX.com\" height=\"12\" width=\"10\" style=\"vertical-align: 0px;\"\/>, pour tout <img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-3c4f2b20880b74bc8a323118dfb33bed_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#120;&#32;&#92;&#44;&#32;&#123;&#92;&#105;&#110;&#125;&#32;&#92;&#44;&#32;&#69;\" title=\"Rendered by QuickLaTeX.com\" height=\"13\" width=\"42\" style=\"vertical-align: -1px;\"\/>, <img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-30c07f29f1d6ddad12698058034734ad_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#102;&#40;&#114;&#32;&#95;&#110;&#32;&#92;&#44;&#32;&#120;&#32;&#41;&#32;&#61;&#32;&#114;&#95;&#110;&#32;&#92;&#44;&#32;&#102;&#40;&#120;&#41;\" title=\"Rendered by QuickLaTeX.com\" height=\"19\" width=\"132\" style=\"vertical-align: -5px;\"\/>.<br \/>\nComme <img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-9c09a708375fde2676da319bcdfe8b24_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#102;\" title=\"Rendered by QuickLaTeX.com\" height=\"16\" width=\"10\" style=\"vertical-align: -4px;\"\/> est continue, par caract\u00e9risation s\u00e9quentielle de la continuit\u00e9, on obtient : <img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-b4204ab0e557146a7281c838c4936d98_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#102;&#32;&#40;&#92;&#108;&#97;&#109;&#98;&#100;&#97;&#92;&#44;&#32;&#120;&#41;&#32;&#61;&#32;&#92;&#108;&#97;&#109;&#98;&#100;&#97;&#92;&#44;&#32;&#102;&#40;&#120;&#41;&#46;\" title=\"Rendered by QuickLaTeX.com\" height=\"18\" width=\"123\" style=\"vertical-align: -4px;\"\/><\/p>\n<p style=\"text-align: justify;\">On a donc prouv\u00e9 que <img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-9c09a708375fde2676da319bcdfe8b24_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#102;\" title=\"Rendered by QuickLaTeX.com\" height=\"16\" width=\"10\" style=\"vertical-align: -4px;\"\/> est lin\u00e9aire.<\/p>\n<p style=\"text-align: justify;\"><b>Exercice 8<\/b><br \/>\nSoit <img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-de401efba08b735ee2a347c4d2ad275d_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#69;&#32;&#61;&#32;&#92;&#109;&#97;&#116;&#104;&#99;&#97;&#108;&#123;&#67;&#125;&#40;&#091;&#48;&#32;&#44;&#32;&#49;&#093;&#44;&#32;&#92;&#109;&#97;&#116;&#104;&#98;&#98;&#123;&#82;&#125;&#32;&#41;\" title=\"Rendered by QuickLaTeX.com\" height=\"19\" width=\"117\" style=\"vertical-align: -5px;\"\/> muni de la norme de la convergence en moyenne.<br \/>\nSoit <img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-c9ebde7e4314cfb9bfcd83692c890b06_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#117;&#32;&#58;&#32;&#69;&#32;&#92;&#114;&#105;&#103;&#104;&#116;&#97;&#114;&#114;&#111;&#119;&#32;&#92;&#109;&#97;&#116;&#104;&#98;&#98;&#123;&#82;&#125;\" title=\"Rendered by QuickLaTeX.com\" height=\"13\" width=\"80\" style=\"vertical-align: -1px;\"\/>, <img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-0e7c28610012c5f99bd3fbdc2d56a44d_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#102;&#92;&#109;&#97;&#112;&#115;&#116;&#111;&#32;&#103;\" title=\"Rendered by QuickLaTeX.com\" height=\"16\" width=\"47\" style=\"vertical-align: -4px;\"\/> o\u00f9 <img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-d208fd391fa57c168dc0f151de829fee_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#103;\" title=\"Rendered by QuickLaTeX.com\" height=\"12\" width=\"9\" style=\"vertical-align: -4px;\"\/> est la primitive de <img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-9c09a708375fde2676da319bcdfe8b24_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#102;\" title=\"Rendered by QuickLaTeX.com\" height=\"16\" width=\"10\" style=\"vertical-align: -4px;\"\/> nulle en <img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-a5e437be25f29374d30f66cd46adf81c_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#48;\" title=\"Rendered by QuickLaTeX.com\" height=\"12\" width=\"9\" style=\"vertical-align: 0px;\"\/>.<\/p>\n<p style=\"text-align: justify;\"><i>Question 1\u00a0<\/i><br \/>\n<img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-43fe27dc3e528266a619764d90fce60b_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#117;\" title=\"Rendered by QuickLaTeX.com\" height=\"8\" width=\"10\" style=\"vertical-align: 0px;\"\/> est continue de <img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-79b1cfe347bc251a1190c069799ced21_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#40;&#69;&#32;&#44;&#32;&#92;&#86;&#101;&#114;&#116;&#32;&#92;&#116;&#101;&#120;&#116;&#114;&#109;&#32;&#123;&#32;&#46;&#32;&#125;&#32;&#92;&#86;&#101;&#114;&#116;&#32;&#95;&#49;&#41;\" title=\"Rendered by QuickLaTeX.com\" height=\"19\" width=\"78\" style=\"vertical-align: -5px;\"\/> dans <img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-79b1cfe347bc251a1190c069799ced21_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#40;&#69;&#32;&#44;&#32;&#92;&#86;&#101;&#114;&#116;&#32;&#92;&#116;&#101;&#120;&#116;&#114;&#109;&#32;&#123;&#32;&#46;&#32;&#125;&#32;&#92;&#86;&#101;&#114;&#116;&#32;&#95;&#49;&#41;\" title=\"Rendered by QuickLaTeX.com\" height=\"19\" width=\"78\" style=\"vertical-align: -5px;\"\/> ?<\/p>\n<p style=\"text-align: justify;\"><i>Question 2<\/i><br \/>\nD\u00e9terminer : <img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-86a0686a0d03cf6f16b03887ed834f23_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#92;&#100;&#105;&#115;&#112;&#108;&#97;&#121;&#115;&#116;&#121;&#108;&#101;&#32;&#92;&#118;&#101;&#114;&#116;&#32;&#92;&#118;&#101;&#114;&#116;&#32;&#92;&#118;&#101;&#114;&#116;&#32;&#117;&#32;&#92;&#118;&#101;&#114;&#116;&#32;&#92;&#118;&#101;&#114;&#116;&#32;&#92;&#118;&#101;&#114;&#116;&#32;&#61;&#32;&#92;&#115;&#117;&#112;&#95;&#123;&#92;&#86;&#101;&#114;&#116;&#32;&#102;&#32;&#92;&#86;&#101;&#114;&#116;&#32;&#95;&#49;&#32;&#92;&#44;&#32;&#92;&#108;&#101;&#113;&#32;&#92;&#44;&#32;&#49;&#32;&#125;&#32;&#92;&#86;&#101;&#114;&#116;&#32;&#117;&#32;&#40;&#102;&#41;&#32;&#92;&#86;&#101;&#114;&#116;&#32;&#95;&#49;\" title=\"Rendered by QuickLaTeX.com\" height=\"34\" width=\"173\" style=\"vertical-align: -20px;\"\/> .<\/p>\n<p style=\"text-align: justify;\"><strong>Corrig\u00e9 de l&rsquo;exercice 8 :\u00a0<\/strong><\/p>\n<p style=\"text-align: justify;\">Question 1 :<\/p>\n<p style=\"text-align: justify;\">Pour tout <img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-bf42188b242dde034f49731c23cc29ad_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#120;&#92;&#44;&#32;&#123;&#92;&#105;&#110;&#125;&#92;&#44;&#32;&#091;&#48;&#32;&#44;&#32;&#49;&#093;\" title=\"Rendered by QuickLaTeX.com\" height=\"18\" width=\"62\" style=\"vertical-align: -5px;\"\/>, <img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-d74217294e98dda048f54ea46c127607_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#103;&#40;&#120;&#41;&#61;&#92;&#105;&#110;&#116;&#32;&#95;&#48;&#94;&#120;&#102;&#40;&#116;&#41;&#92;&#116;&#101;&#120;&#116;&#114;&#109;&#123;&#100;&#125;&#92;&#44;&#32;&#116;\" title=\"Rendered by QuickLaTeX.com\" height=\"21\" width=\"130\" style=\"vertical-align: -6px;\"\/>, donc\u00a0<img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-f20c5ff22dcbf472da49fcd93587a481_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#92;&#108;&#101;&#102;&#116;&#124;&#103;&#40;&#120;&#41;&#92;&#114;&#105;&#103;&#104;&#116;&#124;&#92;&#59;&#92;&#108;&#101;&#32;&#92;&#59;&#92;&#105;&#110;&#116;&#32;&#95;&#48;&#94;&#120;&#92;&#108;&#101;&#102;&#116;&#124;&#102;&#40;&#116;&#41;&#92;&#114;&#105;&#103;&#104;&#116;&#124;&#92;&#116;&#101;&#120;&#116;&#114;&#109;&#123;&#100;&#125;&#92;&#44;&#32;&#116;&#92;&#59;&#92;&#108;&#101;&#32;&#92;&#59;&#92;&#105;&#110;&#116;&#32;&#95;&#48;&#94;&#49;&#92;&#108;&#101;&#102;&#116;&#124;&#102;&#40;&#116;&#41;&#92;&#114;&#105;&#103;&#104;&#116;&#124;&#92;&#116;&#101;&#120;&#116;&#114;&#109;&#123;&#100;&#125;&#92;&#44;&#32;&#116;\" title=\"Rendered by QuickLaTeX.com\" height=\"24\" width=\"279\" style=\"vertical-align: -6px;\"\/><\/p>\n<p style=\"text-align: justify;\">puis par <a href=\"https:\/\/groupe-reussite.fr\/ressources\/cours-en-ligne-integration-intervalle-quelconque-maths-spe\/\">int\u00e9gration<\/a>, <img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-6e5e60a880355328e616343de5ce74aa_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#92;&#86;&#101;&#114;&#116;&#32;&#103;&#92;&#86;&#101;&#114;&#116;&#95;&#49;&#92;&#59;&#92;&#108;&#101;&#113;&#32;&#92;&#59;&#92;&#105;&#110;&#116;&#32;&#95;&#48;&#94;&#49;&#92;&#86;&#101;&#114;&#116;&#32;&#102;&#32;&#92;&#86;&#101;&#114;&#116;&#95;&#49;&#92;&#116;&#101;&#120;&#116;&#114;&#109;&#123;&#100;&#125;&#92;&#44;&#32;&#116;\" title=\"Rendered by QuickLaTeX.com\" height=\"24\" width=\"143\" style=\"vertical-align: -6px;\"\/>\u00a0soit <img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-759e689e7776d7a40e4b0462aa9b6a0d_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#92;&#86;&#101;&#114;&#116;&#32;&#103;&#92;&#86;&#101;&#114;&#116;&#95;&#49;&#32;&#92;&#59;&#92;&#108;&#101;&#32;&#92;&#59;&#92;&#86;&#101;&#114;&#116;&#32;&#102;&#92;&#86;&#101;&#114;&#116;&#95;&#49;\" title=\"Rendered by QuickLaTeX.com\" height=\"19\" width=\"100\" style=\"vertical-align: -5px;\"\/> ou <img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-225377c70335bca74b5c8cefae7c3d92_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#92;&#86;&#101;&#114;&#116;&#32;&#117;&#40;&#102;&#41;&#92;&#86;&#101;&#114;&#116;&#95;&#49;&#32;&#92;&#59;&#92;&#108;&#101;&#32;&#92;&#59;&#92;&#86;&#101;&#114;&#116;&#32;&#102;&#32;&#92;&#86;&#101;&#114;&#116;&#95;&#49;\" title=\"Rendered by QuickLaTeX.com\" height=\"19\" width=\"126\" style=\"vertical-align: -5px;\"\/>, alors si <img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-9fe9a232687e54a31f44388c6ff39087_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#102;&#32;&#44;&#32;&#92;&#44;&#32;&#104;&#92;&#44;&#32;&#92;&#105;&#110;&#32;&#92;&#44;&#32;&#69;\" title=\"Rendered by QuickLaTeX.com\" height=\"17\" width=\"72\" style=\"vertical-align: -4px;\"\/>,\u00a0 <img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-e897f9fec7076465aa674c80212176aa_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#92;&#86;&#101;&#114;&#116;&#32;&#117;&#40;&#102;&#41;&#32;&#45;&#32;&#117;&#40;&#104;&#41;&#32;&#92;&#86;&#101;&#114;&#116;&#32;&#95;&#32;&#49;&#32;&#92;&#108;&#101;&#113;&#32;&#92;&#86;&#101;&#114;&#116;&#32;&#102;&#32;&#45;&#32;&#104;&#32;&#92;&#86;&#101;&#114;&#116;&#32;&#95;&#49;\" title=\"Rendered by QuickLaTeX.com\" height=\"19\" width=\"204\" style=\"vertical-align: -5px;\"\/>\u00a0 ce qui prouve la continuit\u00e9 de l&rsquo;application lin\u00e9aire <img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-43fe27dc3e528266a619764d90fce60b_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#117;\" title=\"Rendered by QuickLaTeX.com\" height=\"8\" width=\"10\" style=\"vertical-align: 0px;\"\/>.<\/p>\n<p style=\"text-align: justify;\"><img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-f113f352168d3b16a8f3e8b41e919e16_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#92;&#97;&#115;&#116;\" title=\"Rendered by QuickLaTeX.com\" height=\"9\" width=\"7\" style=\"vertical-align: 0px;\"\/> On vient de montrer que 1 est un majorant de <img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-9d04dbd5573f483c8b2a2be1bd1d5e09_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#92;&#123;&#32;&#92;&#86;&#101;&#114;&#116;&#32;&#117;&#32;&#40;&#102;&#41;&#32;&#92;&#86;&#101;&#114;&#116;&#95;&#49;&#32;&#92;&#44;&#32;&#47;&#32;&#92;&#44;&#32;&#92;&#86;&#101;&#114;&#116;&#32;&#102;&#32;&#92;&#86;&#101;&#114;&#116;&#95;&#49;&#32;&#92;&#44;&#32;&#92;&#108;&#101;&#113;&#32;&#49;&#32;&#92;&#125;\" title=\"Rendered by QuickLaTeX.com\" height=\"19\" width=\"162\" style=\"vertical-align: -5px;\"\/> donc <img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-6a256ccf30effe2d8b2bbcd9e6a0e822_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#92;&#118;&#101;&#114;&#116;&#32;&#92;&#118;&#101;&#114;&#116;&#32;&#92;&#118;&#101;&#114;&#116;&#32;&#117;&#92;&#118;&#101;&#114;&#116;&#32;&#92;&#118;&#101;&#114;&#116;&#32;&#92;&#118;&#101;&#114;&#116;&#32;&#92;&#44;&#32;&#92;&#108;&#101;&#113;&#32;&#92;&#44;&#32;&#49;\" title=\"Rendered by QuickLaTeX.com\" height=\"18\" width=\"75\" style=\"vertical-align: -4px;\"\/>.<\/p>\n<p style=\"text-align: justify;\"><img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-f113f352168d3b16a8f3e8b41e919e16_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#92;&#97;&#115;&#116;\" title=\"Rendered by QuickLaTeX.com\" height=\"9\" width=\"7\" style=\"vertical-align: 0px;\"\/> <img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-38d720a810a3845b7a8bbb5810b9d9d2_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#102;&#95;&#110;&#32;&#58;&#32;&#120;&#32;&#92;&#109;&#97;&#112;&#115;&#116;&#111;&#32;&#110;&#32;&#92;&#44;&#32;&#92;&#116;&#101;&#120;&#116;&#114;&#109;&#123;&#101;&#125;&#32;&#94;&#123;&#45;&#110;&#92;&#44;&#32;&#120;&#125;\" title=\"Rendered by QuickLaTeX.com\" height=\"16\" width=\"121\" style=\"vertical-align: -4px;\"\/> est continue et positive, donc <img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-af52b8dfd4945dada09ccf94eabca3c2_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#92;&#86;&#101;&#114;&#116;&#32;&#102;&#95;&#110;&#32;&#92;&#86;&#101;&#114;&#116;&#95;&#49;&#32;&#61;&#32;&#92;&#105;&#110;&#116;&#32;&#95;&#48;&#94;&#49;&#110;&#92;&#111;&#112;&#101;&#114;&#97;&#116;&#111;&#114;&#110;&#97;&#109;&#101;&#123;&#101;&#125;&#94;&#123;&#45;&#110;&#92;&#44;&#32;&#116;&#125;&#92;&#116;&#101;&#120;&#116;&#114;&#109;&#123;&#100;&#125;&#92;&#44;&#32;&#116;&#32;&#61;&#32;&#92;&#108;&#101;&#102;&#116;&#091;&#45;&#92;&#111;&#112;&#101;&#114;&#97;&#116;&#111;&#114;&#110;&#97;&#109;&#101;&#123;&#101;&#125;&#94;&#123;&#45;&#110;&#92;&#44;&#32;&#116;&#125;&#92;&#114;&#105;&#103;&#104;&#116;&#093;&#95;&#48;&#94;&#49;\" title=\"Rendered by QuickLaTeX.com\" height=\"26\" width=\"255\" style=\"vertical-align: -7px;\"\/><br \/>\n<img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-e10682b9fc681c7fdcd918cb95569820_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#92;&#86;&#101;&#114;&#116;&#32;&#102;&#95;&#110;&#92;&#86;&#101;&#114;&#116;&#32;&#95;&#49;&#32;&#61;&#49;&#32;&#45;&#32;&#92;&#111;&#112;&#101;&#114;&#97;&#116;&#111;&#114;&#110;&#97;&#109;&#101;&#123;&#101;&#125;&#94;&#123;&#45;&#110;&#125;&#92;&#59;&#92;&#108;&#101;&#113;&#92;&#59;&#49;\" title=\"Rendered by QuickLaTeX.com\" height=\"19\" width=\"165\" style=\"vertical-align: -5px;\"\/>.<br \/>\n<img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-ecc296bb860515eb321ff99b3b2a6025_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#103;&#95;&#110;&#61;&#117;&#40;&#102;&#95;&#110;&#41;\" title=\"Rendered by QuickLaTeX.com\" height=\"18\" width=\"82\" style=\"vertical-align: -4px;\"\/> est d\u00e9finie pour <img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-9341dc4f55c30799db3c7eea9eec80a5_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#120;&#32;&#92;&#44;&#32;&#92;&#105;&#110;&#32;&#92;&#44;&#32;&#091;&#48;&#32;&#44;&#32;&#49;&#093;\" title=\"Rendered by QuickLaTeX.com\" height=\"18\" width=\"71\" style=\"vertical-align: -5px;\"\/> par <img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-374ec49188f65cf428f20c2a0b3bccfb_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#103;&#95;&#110;&#40;&#120;&#41;&#61;&#32;&#49;&#45;&#92;&#111;&#112;&#101;&#114;&#97;&#116;&#111;&#114;&#110;&#97;&#109;&#101;&#123;&#101;&#125;&#94;&#123;&#45;&#110;&#92;&#44;&#32;&#120;&#125;\" title=\"Rendered by QuickLaTeX.com\" height=\"18\" width=\"133\" style=\"vertical-align: -4px;\"\/><br \/>\n<img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-b4a311b6f02be8b62481f55a54883186_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#92;&#100;&#105;&#115;&#112;&#108;&#97;&#121;&#115;&#116;&#121;&#108;&#101;&#32;&#92;&#86;&#101;&#114;&#116;&#32;&#103;&#95;&#110;&#32;&#92;&#86;&#101;&#114;&#116;&#95;&#49;&#61;&#32;&#92;&#105;&#110;&#116;&#32;&#95;&#48;&#94;&#49;&#92;&#108;&#101;&#102;&#116;&#40;&#49;&#45;&#92;&#111;&#112;&#101;&#114;&#97;&#116;&#111;&#114;&#110;&#97;&#109;&#101;&#123;&#101;&#125;&#94;&#123;&#45;&#110;&#92;&#44;&#32;&#116;&#125;&#92;&#114;&#105;&#103;&#104;&#116;&#41;&#92;&#116;&#101;&#120;&#116;&#114;&#109;&#123;&#100;&#125;&#32;&#92;&#44;&#32;&#116;&#61;&#92;&#108;&#101;&#102;&#116;&#091;&#116;&#43;&#92;&#102;&#114;&#97;&#99;&#32;&#49;&#32;&#110;&#92;&#111;&#112;&#101;&#114;&#97;&#116;&#111;&#114;&#110;&#97;&#109;&#101;&#123;&#101;&#125;&#94;&#123;&#45;&#110;&#92;&#44;&#32;&#116;&#125;&#92;&#114;&#105;&#103;&#104;&#116;&#093;&#95;&#48;&#94;&#49;\" title=\"Rendered by QuickLaTeX.com\" height=\"48\" width=\"327\" style=\"vertical-align: -18px;\"\/> <img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-1f184b1531f4884baf8227c9ff2bd86a_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#92;&#100;&#105;&#115;&#112;&#108;&#97;&#121;&#115;&#116;&#121;&#108;&#101;&#32;&#92;&#86;&#101;&#114;&#116;&#32;&#103;&#95;&#110;&#32;&#92;&#86;&#101;&#114;&#116;&#32;&#95;&#49;&#32;&#61;&#32;&#49;&#45;&#92;&#102;&#114;&#97;&#99;&#123;&#49;&#45;&#92;&#111;&#112;&#101;&#114;&#97;&#116;&#111;&#114;&#110;&#97;&#109;&#101;&#123;&#101;&#125;&#94;&#123;&#45;&#110;&#125;&#125;&#32;&#110;\" title=\"Rendered by QuickLaTeX.com\" height=\"36\" width=\"156\" style=\"vertical-align: -12px;\"\/><br \/>\nComme <img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-d57251437a574ba61f9226ee87807552_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#92;&#86;&#101;&#114;&#116;&#32;&#103;&#95;&#110;&#92;&#86;&#101;&#114;&#116;&#95;&#49;&#92;&#59;&#92;&#108;&#101;&#113;&#32;&#92;&#59;&#32;&#92;&#118;&#101;&#114;&#116;&#32;&#92;&#118;&#101;&#114;&#116;&#32;&#92;&#118;&#101;&#114;&#116;&#32;&#117;&#32;&#92;&#118;&#101;&#114;&#116;&#32;&#92;&#118;&#101;&#114;&#116;&#32;&#92;&#118;&#101;&#114;&#116;\" title=\"Rendered by QuickLaTeX.com\" height=\"19\" width=\"113\" style=\"vertical-align: -5px;\"\/>, en passant \u00e0 la limite, on obtient <img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-385e06d0ef3d9d3f352c50d512088dd7_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#49;&#92;&#59;&#92;&#108;&#101;&#113;&#32;&#92;&#59;&#32;&#92;&#118;&#101;&#114;&#116;&#32;&#92;&#118;&#101;&#114;&#116;&#32;&#92;&#118;&#101;&#114;&#116;&#32;&#117;&#32;&#92;&#118;&#101;&#114;&#116;&#32;&#92;&#118;&#101;&#114;&#116;&#32;&#92;&#118;&#101;&#114;&#116;\" title=\"Rendered by QuickLaTeX.com\" height=\"18\" width=\"79\" style=\"vertical-align: -4px;\"\/> .<\/p>\n<p style=\"text-align: justify;\">Par double in\u00e9galit\u00e9, <img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-22fd892b919437f7f7ead3dc8db18286_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#92;&#118;&#101;&#114;&#116;&#32;&#92;&#118;&#101;&#114;&#116;&#32;&#92;&#118;&#101;&#114;&#116;&#32;&#117;&#32;&#92;&#118;&#101;&#114;&#116;&#32;&#92;&#118;&#101;&#114;&#116;&#32;&#92;&#118;&#101;&#114;&#116;&#32;&#61;&#32;&#49;\" title=\"Rendered by QuickLaTeX.com\" height=\"19\" width=\"69\" style=\"vertical-align: -5px;\"\/>.<\/p>\n<p style=\"text-align: justify;\">Des r\u00e9visions r\u00e9guli\u00e8res sont essentielles pour r\u00e9ussir en Maths Sp\u00e9, et bien s\u00fbr r\u00e9ussir les concours post-pr\u00e9pa. Les <a href=\"https:\/\/groupe-reussite.fr\/ressources\/cours-en-ligne-mp-maths\/\">cours en ligne de Maths en MP<\/a>, les <a href=\"https:\/\/groupe-reussite.fr\/ressources\/cours-en-ligne-pc-maths\/\">cours en ligne de Maths en PC<\/a> et les <a href=\"https:\/\/groupe-reussite.fr\/ressources\/cours-en-ligne-psi-maths\/\">cours en ligne de PSI en Maths<\/a> sont r\u00e9alis\u00e9s sp\u00e9cialement pour aider et accompagner les \u00e9tudiants dans leur r\u00e9ussite.<\/p>\n<h2 style=\"text-align: justify;\">4. Ouverts et ferm\u00e9s<\/h2>\n<p style=\"text-align: justify;\"><b>Exercice 9<\/b><br \/>\nSoit <img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-c0b9dc0d51d0ff23761dfd776e1bd4ed_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#69;&#32;&#61;&#32;&#32;&#92;&#109;&#97;&#116;&#104;&#98;&#98;&#123;&#82;&#125;&#95;&#110;&#32;&#091;&#92;&#116;&#101;&#120;&#116;&#114;&#109;&#32;&#123;&#88;&#125;&#093;\" title=\"Rendered by QuickLaTeX.com\" height=\"18\" width=\"81\" style=\"vertical-align: -5px;\"\/> et <img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-ffcc6ca4cbe68c6f4237bab250a62b47_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#92;&#79;&#109;&#101;&#103;&#97;\" title=\"Rendered by QuickLaTeX.com\" height=\"12\" width=\"12\" style=\"vertical-align: 0px;\"\/> l&rsquo;ensemble des\u00a0 <img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-145d658b8e1b7ad56c62244386b97179_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#80;&#32;&#92;&#105;&#110;&#32;&#69;\" title=\"Rendered by QuickLaTeX.com\" height=\"13\" width=\"50\" style=\"vertical-align: -1px;\"\/> tels que <img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-650eb7688af6737ac325425b5c9a5982_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#80;\" title=\"Rendered by QuickLaTeX.com\" height=\"12\" width=\"14\" style=\"vertical-align: 0px;\"\/> prend au moins une fois une valeur strictement n\u00e9gative.<br \/>\nMontrer que <img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-ffcc6ca4cbe68c6f4237bab250a62b47_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#92;&#79;&#109;&#101;&#103;&#97;\" title=\"Rendered by QuickLaTeX.com\" height=\"12\" width=\"12\" style=\"vertical-align: 0px;\"\/> est un ouvert de <img decoding=\"async\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-764e1c770271f92700e1a4fbce46c668_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#69;\" title=\"Rendered by QuickLaTeX.com\" height=\"12\" width=\"14\" style=\"vertical-align: 0px;\"\/>.<\/p>\n<p style=\"text-align: justify;\"><strong>Corrig\u00e9 de l&rsquo;exercice 9 :<\/strong><\/p>\n<p style=\"text-align: justify;\">On remarque que <img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-208cdcd6721d3610ebe8b9fce1bcb251_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#92;&#113;&#117;&#97;&#100;&#32;&#92;&#113;&#117;&#97;&#100;&#32;&#92;&#79;&#109;&#101;&#103;&#97;&#32;&#61;&#32;&#92;&#123;&#80;&#32;&#92;&#105;&#110;&#32;&#69;&#92;&#44;&#32;&#47;&#92;&#44;&#32;&#32;&#92;&#101;&#120;&#105;&#115;&#116;&#115;&#32;&#92;&#44;&#97;&#32;&#92;&#105;&#110;&#32;&#92;&#109;&#97;&#116;&#104;&#98;&#98;&#123;&#82;&#125;&#44;&#32;&#92;&#59;&#32;&#80;&#40;&#97;&#41;&#32;&#60;&#32;&#48;&#92;&#125;\" title=\"Rendered by QuickLaTeX.com\" height=\"19\" width=\"257\" style=\"vertical-align: -5px;\"\/>.<br \/>\nSi <img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-5c53d6ebabdbcfa4e107550ea60b1b19_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#97;\" title=\"Rendered by QuickLaTeX.com\" height=\"8\" width=\"9\" style=\"vertical-align: 0px;\"\/> est fix\u00e9 dans <img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-a6e421454947c585b8fb5ae10299f873_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#92;&#109;&#97;&#116;&#104;&#98;&#98;&#123;&#82;&#125;\" title=\"Rendered by QuickLaTeX.com\" height=\"12\" width=\"13\" style=\"vertical-align: 0px;\"\/>, l&rsquo;application <img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-a617fe870cd9e985a3659487e7cb954a_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#117;&#95;&#97;&#32;&#58;&#32;&#69;&#32;&#32;&#92;&#114;&#105;&#103;&#104;&#116;&#97;&#114;&#114;&#111;&#119;&#32;&#92;&#109;&#97;&#116;&#104;&#98;&#98;&#123;&#82;&#32;&#125;\" title=\"Rendered by QuickLaTeX.com\" height=\"15\" width=\"88\" style=\"vertical-align: -3px;\"\/>, <img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-6e89adc1556460a8816802a85cbbba85_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#80;&#32;&#92;&#109;&#97;&#112;&#115;&#116;&#111;&#32;&#80;&#40;&#97;&#41;\" title=\"Rendered by QuickLaTeX.com\" height=\"18\" width=\"77\" style=\"vertical-align: -4px;\"\/> est une forme lin\u00e9aire d\u00e9finie sur un espace vectoriel de dimension finie, elle est donc continue.<br \/>\n<img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-ba6dd78e369444c66314ae58e7a825ae_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#92;&#79;&#109;&#101;&#103;&#97;&#95;&#97;&#32;&#61;&#32;&#92;&#123;&#80;&#32;&#92;&#105;&#110;&#32;&#69;&#32;&#92;&#44;&#32;&#47;&#32;&#92;&#44;&#32;&#117;&#95;&#97;&#40;&#80;&#41;&#32;&#60;&#32;&#48;&#92;&#125;\" title=\"Rendered by QuickLaTeX.com\" height=\"19\" width=\"204\" style=\"vertical-align: -5px;\"\/> est un ouvert comme image r\u00e9ciproque de l&rsquo;ouvert <img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-0d0cd340c62842de866f6f60e49144f1_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#093;&#45;&#32;&#92;&#105;&#110;&#102;&#116;&#121;&#32;&#44;&#32;&#48;&#091;\" title=\"Rendered by QuickLaTeX.com\" height=\"18\" width=\"66\" style=\"vertical-align: -5px;\"\/> par <img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-3c09f8de1270e797480a87feda30ccc6_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#117;&#95;&#97;&#92;&#44;\" title=\"Rendered by QuickLaTeX.com\" height=\"11\" width=\"17\" style=\"vertical-align: -3px;\"\/>.<br \/>\n<img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-04ba35dd03a7f71ea82e5ff564e71afc_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#92;&#100;&#105;&#115;&#112;&#108;&#97;&#121;&#115;&#116;&#121;&#108;&#101;&#32;&#92;&#79;&#109;&#101;&#103;&#97;&#32;&#61;&#32;&#92;&#98;&#105;&#103;&#99;&#117;&#112;&#32;&#95;&#123;&#97;&#32;&#92;&#105;&#110;&#32;&#92;&#109;&#97;&#116;&#104;&#98;&#98;&#123;&#82;&#125;&#125;&#32;&#92;&#79;&#109;&#101;&#103;&#97;&#32;&#95;&#97;\" title=\"Rendered by QuickLaTeX.com\" height=\"40\" width=\"85\" style=\"vertical-align: -23px;\"\/> est un ouvert comme r\u00e9union d&rsquo;ouverts.<\/p>\n<p style=\"text-align: justify;\"><b>Exercice 10<\/b><br \/>\nSoit <img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-0ac4880fefe9a4befec4749cd6bb4935_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#40;&#117;&#95;&#110;&#41;&#95;&#110;\" title=\"Rendered by QuickLaTeX.com\" height=\"18\" width=\"40\" style=\"vertical-align: -4px;\"\/> une suite de r\u00e9els strictement croissante.<br \/>\nOn note <img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-c0027de5b3a1d4ff43047cd6d4981b6b_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#69;&#32;&#61;&#32;&#92;&#123;&#117;&#95;&#110;&#32;&#92;&#44;&#32;&#47;&#32;&#92;&#44;&#32;&#110;&#32;&#92;&#105;&#110;&#32;&#92;&#109;&#97;&#116;&#104;&#98;&#98;&#123;&#78;&#125;&#32;&#92;&#125;\" title=\"Rendered by QuickLaTeX.com\" height=\"18\" width=\"134\" style=\"vertical-align: -5px;\"\/>.<br \/>\nMontrer que <img decoding=\"async\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-764e1c770271f92700e1a4fbce46c668_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#69;\" title=\"Rendered by QuickLaTeX.com\" height=\"12\" width=\"14\" style=\"vertical-align: 0px;\"\/> est un ferm\u00e9 de <img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-a6e421454947c585b8fb5ae10299f873_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#92;&#109;&#97;&#116;&#104;&#98;&#98;&#123;&#82;&#125;\" title=\"Rendered by QuickLaTeX.com\" height=\"12\" width=\"13\" style=\"vertical-align: 0px;\"\/> ssi <img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-fa1ba27cdd688e4b5b567a62a553295c_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#92;&#100;&#105;&#115;&#112;&#108;&#97;&#121;&#115;&#116;&#121;&#108;&#101;&#92;&#108;&#105;&#109;&#32;&#95;&#32;&#123;&#110;&#32;&#92;&#116;&#111;&#32;&#92;&#105;&#110;&#102;&#116;&#121;&#125;&#32;&#117;&#95;&#110;&#32;&#61;&#32;&#43;&#92;&#105;&#110;&#102;&#116;&#121;\" title=\"Rendered by QuickLaTeX.com\" height=\"25\" width=\"113\" style=\"vertical-align: -12px;\"\/> .<\/p>\n<p style=\"text-align: justify;\"><strong>Corrig\u00e9 de l&rsquo;exercice 10 :<\/strong><\/p>\n<p style=\"text-align: justify;\"><img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-2b6e225d778ccd32cb2bd9cc4eaead9a_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#92;&#98;&#117;&#108;&#108;&#101;&#116;\" title=\"Rendered by QuickLaTeX.com\" height=\"7\" width=\"8\" style=\"vertical-align: 1px;\"\/> Si la suite <img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-0ac4880fefe9a4befec4749cd6bb4935_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#40;&#117;&#95;&#110;&#41;&#95;&#110;\" title=\"Rendered by QuickLaTeX.com\" height=\"18\" width=\"40\" style=\"vertical-align: -4px;\"\/> converge vers <img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-66a9f474fc3c52efdfb0ba6a70199ee8_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#76;\" title=\"Rendered by QuickLaTeX.com\" height=\"12\" width=\"12\" style=\"vertical-align: 0px;\"\/>, comme la suite est strictement croissante, pour tout <img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-20fd88eec427c9358760da751cb047f4_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#110;&#32;&#92;&#105;&#110;&#32;&#92;&#109;&#97;&#116;&#104;&#98;&#98;&#123;&#78;&#125;&#44;&#32;&#117;&#95;&#110;&#32;&#60;&#32;&#76;\" title=\"Rendered by QuickLaTeX.com\" height=\"16\" width=\"108\" style=\"vertical-align: -4px;\"\/>. Le vecteur\u00a0 <img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-66a9f474fc3c52efdfb0ba6a70199ee8_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#76;\" title=\"Rendered by QuickLaTeX.com\" height=\"12\" width=\"12\" style=\"vertical-align: 0px;\"\/> est adh\u00e9rent \u00e0 <img decoding=\"async\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-764e1c770271f92700e1a4fbce46c668_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#69;\" title=\"Rendered by QuickLaTeX.com\" height=\"12\" width=\"14\" style=\"vertical-align: 0px;\"\/>, car la suite <img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-0ac4880fefe9a4befec4749cd6bb4935_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#40;&#117;&#95;&#110;&#41;&#95;&#110;\" title=\"Rendered by QuickLaTeX.com\" height=\"18\" width=\"40\" style=\"vertical-align: -4px;\"\/> est une suite de <img decoding=\"async\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-764e1c770271f92700e1a4fbce46c668_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#69;\" title=\"Rendered by QuickLaTeX.com\" height=\"12\" width=\"14\" style=\"vertical-align: 0px;\"\/> qui converge vers <img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-66a9f474fc3c52efdfb0ba6a70199ee8_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#76;\" title=\"Rendered by QuickLaTeX.com\" height=\"12\" width=\"12\" style=\"vertical-align: 0px;\"\/> et <img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-8e32c11ef02fee606d5e0284530d7bff_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#76;&#32;&#92;&#110;&#111;&#116;&#105;&#110;&#32;&#69;\" title=\"Rendered by QuickLaTeX.com\" height=\"19\" width=\"48\" style=\"vertical-align: -5px;\"\/>, donc <img decoding=\"async\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-764e1c770271f92700e1a4fbce46c668_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#69;\" title=\"Rendered by QuickLaTeX.com\" height=\"12\" width=\"14\" style=\"vertical-align: 0px;\"\/> n&rsquo;est pas ferm\u00e9.<\/p>\n<p style=\"text-align: justify;\"><img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-2b6e225d778ccd32cb2bd9cc4eaead9a_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#92;&#98;&#117;&#108;&#108;&#101;&#116;\" title=\"Rendered by QuickLaTeX.com\" height=\"7\" width=\"8\" style=\"vertical-align: 1px;\"\/> On suppose que <img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-fa1ba27cdd688e4b5b567a62a553295c_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#92;&#100;&#105;&#115;&#112;&#108;&#97;&#121;&#115;&#116;&#121;&#108;&#101;&#92;&#108;&#105;&#109;&#32;&#95;&#32;&#123;&#110;&#32;&#92;&#116;&#111;&#32;&#92;&#105;&#110;&#102;&#116;&#121;&#125;&#32;&#117;&#95;&#110;&#32;&#61;&#32;&#43;&#92;&#105;&#110;&#102;&#116;&#121;\" title=\"Rendered by QuickLaTeX.com\" height=\"25\" width=\"113\" style=\"vertical-align: -12px;\"\/> , <img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-efb31d81eb0a79f6c9a5026d28264cce_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#92;&#100;&#105;&#115;&#112;&#108;&#97;&#121;&#115;&#116;&#121;&#108;&#101;&#32;&#92;&#116;&#101;&#120;&#116;&#114;&#109;&#123;&#67;&#125;&#32;&#95;&#123;&#92;&#109;&#97;&#116;&#104;&#98;&#98;&#123;&#82;&#125;&#125;&#32;&#69;&#92;&#44;&#32;&#32;&#61;&#92;&#44;&#32;&#093;&#32;&#45;&#32;&#92;&#105;&#110;&#102;&#116;&#121;&#32;&#44;&#32;&#92;&#44;&#32;&#117;&#95;&#48;&#091;&#32;&#92;&#59;&#32;&#92;&#99;&#117;&#112;&#92;&#59;&#32;&#32;&#32;&#92;&#108;&#101;&#102;&#116;&#32;&#40;&#32;&#92;&#98;&#105;&#103;&#99;&#117;&#112;&#95;&#123;&#110;&#32;&#61;&#32;&#48;&#125;&#94;&#32;&#123;&#43;&#92;&#105;&#110;&#102;&#116;&#121;&#125;&#92;&#59;&#32;&#32;&#093;&#32;&#117;&#95;&#110;&#32;&#44;&#32;&#92;&#44;&#32;&#117;&#95;&#123;&#110;&#32;&#43;&#32;&#49;&#125;&#091;&#32;&#92;&#114;&#105;&#103;&#104;&#116;&#32;&#41;\" title=\"Rendered by QuickLaTeX.com\" height=\"54\" width=\"296\" style=\"vertical-align: -23px;\"\/> est une r\u00e9union d&rsquo;ouverts, donc est un ouvert, alors <img decoding=\"async\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-764e1c770271f92700e1a4fbce46c668_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#69;\" title=\"Rendered by QuickLaTeX.com\" height=\"12\" width=\"14\" style=\"vertical-align: 0px;\"\/> est un ferm\u00e9.<\/p>\n<p style=\"text-align: justify;\"><b>Exercice 11<\/b><br \/>\nSoit <img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-55d49ce829510175736b4b9ac1bc5c3f_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#40;&#69;&#32;&#44;&#92;&#44;&#32;&#78;&#41;\" title=\"Rendered by QuickLaTeX.com\" height=\"18\" width=\"53\" style=\"vertical-align: -4px;\"\/> un evn.<br \/>\n<i>Question 1\u00a0<\/i><br \/>\nSi <img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-25b206f25506e6d6f46be832f7119ffa_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#65;\" title=\"Rendered by QuickLaTeX.com\" height=\"12\" width=\"13\" style=\"vertical-align: 0px;\"\/> est un ouvert non vide et <img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-770fd1447ccf2fc229801b486b0d8f8a_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#66;\" title=\"Rendered by QuickLaTeX.com\" height=\"12\" width=\"14\" style=\"vertical-align: 0px;\"\/> une partie non vide de <img decoding=\"async\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-764e1c770271f92700e1a4fbce46c668_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#69;\" title=\"Rendered by QuickLaTeX.com\" height=\"12\" width=\"14\" style=\"vertical-align: 0px;\"\/>,<br \/>\n<img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-512bd0a960abc97aff0d40b2550c0feb_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#65;&#32;&#43;&#32;&#66;&#32;&#61;&#32;&#92;&#123;&#32;&#97;&#32;&#43;&#32;&#98;&#32;&#92;&#58;&#32;&#47;&#32;&#92;&#59;&#32;&#97;&#92;&#44;&#32;&#123;&#92;&#105;&#110;&#125;&#65;&#32;&#92;&#116;&#101;&#120;&#116;&#114;&#109;&#123;&#32;&#101;&#116;&#32;&#125;&#32;&#98;&#92;&#44;&#32;&#123;&#92;&#105;&#110;&#125;&#92;&#44;&#32;&#66;&#92;&#125;\" title=\"Rendered by QuickLaTeX.com\" height=\"18\" width=\"250\" style=\"vertical-align: -5px;\"\/> est un ouvert de <img decoding=\"async\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-764e1c770271f92700e1a4fbce46c668_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#69;\" title=\"Rendered by QuickLaTeX.com\" height=\"12\" width=\"14\" style=\"vertical-align: 0px;\"\/>.<\/p>\n<p style=\"text-align: justify;\"><i>Question 2<\/i><br \/>\nSoit <img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-2510519bbe1660dfdffb4195c7287343_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#70;\" title=\"Rendered by QuickLaTeX.com\" height=\"12\" width=\"14\" style=\"vertical-align: 0px;\"\/> un ferm\u00e9 et <img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-ea9c87a513e4a72624155d392fae86e2_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#75;\" title=\"Rendered by QuickLaTeX.com\" height=\"12\" width=\"16\" style=\"vertical-align: 0px;\"\/> un compact. Montrer que <img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-65509e3365cc1771a072083c2860b289_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#70;&#32;&#43;&#32;&#75;&#32;&#61;&#32;&#92;&#123;&#120;&#32;&#43;&#32;&#121;&#92;&#44;&#32;&#47;&#92;&#44;&#32;&#120;&#92;&#44;&#32;&#123;&#92;&#105;&#110;&#125;&#70;&#44;&#32;&#92;&#59;&#32;&#122;&#92;&#44;&#32;&#92;&#105;&#110;&#32;&#75;&#92;&#125;\" title=\"Rendered by QuickLaTeX.com\" height=\"18\" width=\"248\" style=\"vertical-align: -5px;\"\/> est ferm\u00e9.<\/p>\n<p style=\"text-align: justify;\"><i>Question 3<\/i><br \/>\nSoit <img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-c4c8d3cb06e774017a151f8ceb45f0c8_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#92;&#100;&#105;&#115;&#112;&#108;&#97;&#121;&#115;&#116;&#121;&#108;&#101;&#32;&#70;&#32;&#61;&#92;&#108;&#101;&#102;&#116;&#32;&#32;&#92;&#123;&#32;&#45;&#32;&#110;&#32;&#43;&#32;&#92;&#102;&#114;&#97;&#99;&#32;&#49;&#32;&#110;&#32;&#32;&#92;&#44;&#32;&#47;&#32;&#92;&#44;&#32;&#110;&#32;&#92;&#105;&#110;&#32;&#92;&#109;&#97;&#116;&#104;&#98;&#98;&#123;&#78;&#125;&#44;&#32;&#110;&#32;&#92;&#103;&#101;&#113;&#32;&#50;&#32;&#92;&#114;&#105;&#103;&#104;&#116;&#32;&#92;&#125;\" title=\"Rendered by QuickLaTeX.com\" height=\"43\" width=\"233\" style=\"vertical-align: -17px;\"\/> et <img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-43f25ca7cba624cbf5e58371d91f7097_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#75;&#32;&#61;&#32;&#92;&#109;&#97;&#116;&#104;&#98;&#98;&#123;&#78;&#125;&#94;&#42;\" title=\"Rendered by QuickLaTeX.com\" height=\"13\" width=\"59\" style=\"vertical-align: 0px;\"\/>.<br \/>\n<img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-2510519bbe1660dfdffb4195c7287343_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#70;\" title=\"Rendered by QuickLaTeX.com\" height=\"12\" width=\"14\" style=\"vertical-align: 0px;\"\/> et <img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-ea9c87a513e4a72624155d392fae86e2_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#75;\" title=\"Rendered by QuickLaTeX.com\" height=\"12\" width=\"16\" style=\"vertical-align: 0px;\"\/> sont deux ferm\u00e9s de <img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-a6e421454947c585b8fb5ae10299f873_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#92;&#109;&#97;&#116;&#104;&#98;&#98;&#123;&#82;&#125;\" title=\"Rendered by QuickLaTeX.com\" height=\"12\" width=\"13\" style=\"vertical-align: 0px;\"\/> tels que <img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-f76746bfb13eefde12043c0367c9154f_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#70;&#32;&#43;&#32;&#75;\" title=\"Rendered by QuickLaTeX.com\" height=\"14\" width=\"52\" style=\"vertical-align: -2px;\"\/> n&rsquo;est pas ferm\u00e9\u00a0 ?<\/p>\n<p style=\"text-align: justify;\"><i>Question 4<\/i><br \/>\nSoit <img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-ea9c87a513e4a72624155d392fae86e2_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#75;\" title=\"Rendered by QuickLaTeX.com\" height=\"12\" width=\"16\" style=\"vertical-align: 0px;\"\/> un compact de <img decoding=\"async\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-764e1c770271f92700e1a4fbce46c668_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#69;\" title=\"Rendered by QuickLaTeX.com\" height=\"12\" width=\"14\" style=\"vertical-align: 0px;\"\/> tel que <img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-27b5e29ad0d9bb38331c74949879ba4f_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#48;&#32;&#92;&#44;&#32;&#123;&#92;&#110;&#111;&#116;&#105;&#110;&#125;&#92;&#44;&#32;&#75;\" title=\"Rendered by QuickLaTeX.com\" height=\"18\" width=\"43\" style=\"vertical-align: -5px;\"\/> .<br \/>\nMontrer que <img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-cb1b84c7549b1cb28b2fd27cfc598da6_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#75;&#39;&#32;&#61;&#92;&#123;&#92;&#108;&#97;&#109;&#98;&#100;&#97;&#32;&#92;&#44;&#32;&#120;&#92;&#44;&#32;&#47;&#32;&#92;&#44;&#32;&#92;&#108;&#97;&#109;&#98;&#100;&#97;&#32;&#92;&#44;&#32;&#123;&#92;&#105;&#110;&#125;&#92;&#44;&#32;&#92;&#109;&#97;&#116;&#104;&#98;&#98;&#123;&#82;&#125;&#94;&#42;&#44;&#32;&#92;&#59;&#32;&#120;&#32;&#92;&#44;&#32;&#123;&#92;&#105;&#110;&#125;&#92;&#44;&#32;&#75;&#32;&#92;&#125;\" title=\"Rendered by QuickLaTeX.com\" height=\"19\" width=\"205\" style=\"vertical-align: -5px;\"\/> est ferm\u00e9.<\/p>\n<p style=\"text-align: justify;\"><strong>Corrig\u00e9 de l&rsquo;exercice 11 :\u00a0<\/strong><\/p>\n<p style=\"text-align: justify;\">Question 1<\/p>\n<p style=\"text-align: justify;\">Soit <img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-623b3007eaedf3b4c4013f86cc3ab856_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#122;&#32;&#61;&#32;&#97;&#32;&#43;&#32;&#98;&#32;&#92;&#44;&#32;&#123;&#92;&#105;&#110;&#125;&#92;&#44;&#32;&#65;&#32;&#43;&#32;&#66;\" title=\"Rendered by QuickLaTeX.com\" height=\"15\" width=\"138\" style=\"vertical-align: -2px;\"\/>, comme <img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-25b206f25506e6d6f46be832f7119ffa_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#65;\" title=\"Rendered by QuickLaTeX.com\" height=\"12\" width=\"13\" style=\"vertical-align: 0px;\"\/> est un ouvert contenant <img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-5c53d6ebabdbcfa4e107550ea60b1b19_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#97;\" title=\"Rendered by QuickLaTeX.com\" height=\"8\" width=\"9\" style=\"vertical-align: 0px;\"\/>, il existe <img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-0be1bafec6791c22709d266c8390f8e7_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#92;&#118;&#97;&#114;&#101;&#112;&#115;&#105;&#108;&#111;&#110;&#32;&#62;&#32;&#48;\" title=\"Rendered by QuickLaTeX.com\" height=\"12\" width=\"41\" style=\"vertical-align: 0px;\"\/> tel que <img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-b119ffbf3e57dfdc2462da7e395f3027_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#66;&#95;&#123;&#111;&#125;&#40;&#97;&#32;&#44;&#92;&#44;&#32;&#92;&#118;&#97;&#114;&#101;&#112;&#115;&#105;&#108;&#111;&#110;&#32;&#41;&#32;&#92;&#44;&#32;&#123;&#92;&#115;&#117;&#98;&#115;&#101;&#116;&#125;&#92;&#44;&#32;&#65;\" title=\"Rendered by QuickLaTeX.com\" height=\"18\" width=\"96\" style=\"vertical-align: -4px;\"\/>.<br \/>\nPour tout <img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-78472b5028ade33970c0c7ffbed8c513_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#117;&#32;&#92;&#44;&#32;&#123;&#92;&#105;&#110;&#125;&#92;&#44;&#32;&#66;&#95;&#123;&#111;&#125;&#40;&#122;&#32;&#44;&#32;&#92;&#44;&#32;&#92;&#118;&#97;&#114;&#101;&#112;&#115;&#105;&#108;&#111;&#110;&#32;&#41;\" title=\"Rendered by QuickLaTeX.com\" height=\"18\" width=\"90\" style=\"vertical-align: -4px;\"\/>, alors <img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-8a3daa3071afd7badd060bb42862582e_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#92;&#113;&#117;&#97;&#100;&#32;&#92;&#113;&#117;&#97;&#100;&#32;&#78;&#32;&#40;&#40;&#117;&#32;&#45;&#98;&#41;&#32;&#45;&#32;&#97;&#41;&#32;&#61;&#32;&#78;&#40;&#117;&#32;&#45;&#32;&#122;&#41;&#32;&#60;&#32;&#92;&#118;&#97;&#114;&#101;&#112;&#115;&#105;&#108;&#111;&#110;&#44;&#32;&#92;&#113;&#117;&#97;&#100;\" title=\"Rendered by QuickLaTeX.com\" height=\"18\" width=\"245\" style=\"vertical-align: -4px;\"\/> donc <img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-e996387a310bcf95dc32de28bbca8319_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#97;&#39;&#32;&#61;&#32;&#117;&#32;&#45;&#98;&#32;&#92;&#44;&#32;&#123;&#92;&#105;&#110;&#125;&#92;&#44;&#32;&#65;\" title=\"Rendered by QuickLaTeX.com\" height=\"15\" width=\"108\" style=\"vertical-align: -1px;\"\/> et on a \u00e9crit<br \/>\n<img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-c9c24833d631bede448c36365299776e_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#117;&#32;&#61;&#32;&#97;&#39;&#32;&#43;&#32;&#98;\" title=\"Rendered by QuickLaTeX.com\" height=\"16\" width=\"77\" style=\"vertical-align: -2px;\"\/> avec <img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-8b75651c2e4e0fb9d1ef8bcc06eb9b5b_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#97;&#39;&#92;&#44;&#32;&#92;&#105;&#110;&#32;&#92;&#44;&#32;&#65;\" title=\"Rendered by QuickLaTeX.com\" height=\"15\" width=\"54\" style=\"vertical-align: -1px;\"\/> et <img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-694c9e16f38ea8db357177622dfde796_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#98;&#92;&#44;&#32;&#123;&#92;&#105;&#110;&#125;&#92;&#44;&#32;&#66;\" title=\"Rendered by QuickLaTeX.com\" height=\"14\" width=\"39\" style=\"vertical-align: -1px;\"\/> ce qui prouve que <img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-4bf05c9f01742fa2df282e3ac0796de8_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#117;&#32;&#92;&#44;&#32;&#123;&#92;&#105;&#110;&#125;&#92;&#44;&#32;&#65;&#32;&#43;&#32;&#66;\" title=\"Rendered by QuickLaTeX.com\" height=\"14\" width=\"77\" style=\"vertical-align: -2px;\"\/>.<\/p>\n<p style=\"text-align: justify;\">On a donc montr\u00e9 que <img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-b947ad95dac836516ee61a80a9c76648_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#66;&#95;&#123;&#111;&#125;&#40;&#122;&#32;&#44;&#32;&#92;&#44;&#32;&#92;&#118;&#97;&#114;&#101;&#112;&#115;&#105;&#108;&#111;&#110;&#32;&#41;&#32;&#92;&#44;&#32;&#123;&#92;&#115;&#117;&#98;&#115;&#101;&#116;&#125;&#92;&#44;&#32;&#65;&#32;&#43;&#32;&#66;\" title=\"Rendered by QuickLaTeX.com\" height=\"18\" width=\"131\" style=\"vertical-align: -4px;\"\/>.<br \/>\n<img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-1f06fb75112a8659dfc2b713a4f8caf4_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#65;&#32;&#43;&#32;&#66;\" title=\"Rendered by QuickLaTeX.com\" height=\"14\" width=\"49\" style=\"vertical-align: -2px;\"\/> est un ouvert de <img decoding=\"async\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-764e1c770271f92700e1a4fbce46c668_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#69;\" title=\"Rendered by QuickLaTeX.com\" height=\"12\" width=\"14\" style=\"vertical-align: 0px;\"\/>.<\/p>\n<p style=\"text-align: justify;\">Question 2 :<\/p>\n<p style=\"text-align: justify;\">On introduit une suite <img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-753fcb8dde99ce2600b6d1dd99c56691_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#40;&#122;&#95;&#110;&#41;&#95;&#110;\" title=\"Rendered by QuickLaTeX.com\" height=\"18\" width=\"38\" style=\"vertical-align: -4px;\"\/> de <img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-f76746bfb13eefde12043c0367c9154f_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#70;&#32;&#43;&#32;&#75;\" title=\"Rendered by QuickLaTeX.com\" height=\"14\" width=\"52\" style=\"vertical-align: -2px;\"\/> qui converge vers <img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-4586e340cb83d5b642972e97a288fec2_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#122;\" title=\"Rendered by QuickLaTeX.com\" height=\"8\" width=\"9\" style=\"vertical-align: 0px;\"\/> dans <img decoding=\"async\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-764e1c770271f92700e1a4fbce46c668_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#69;\" title=\"Rendered by QuickLaTeX.com\" height=\"12\" width=\"14\" style=\"vertical-align: 0px;\"\/>. On \u00e9crit pour tout <img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-df6dc73926b756e0bc1c3d8ca32f05a6_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#110;&#32;&#92;&#44;&#32;&#123;&#92;&#105;&#110;&#125;&#92;&#44;&#32;&#92;&#109;&#97;&#116;&#104;&#98;&#98;&#123;&#78;&#125;\" title=\"Rendered by QuickLaTeX.com\" height=\"13\" width=\"41\" style=\"vertical-align: -1px;\"\/>, <img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-2447a4a642273180d2da887cf039e20f_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#122;&#95;&#110;&#32;&#61;&#32;&#120;&#95;&#110;&#32;&#43;&#32;&#121;&#95;&#110;\" title=\"Rendered by QuickLaTeX.com\" height=\"15\" width=\"99\" style=\"vertical-align: -4px;\"\/> avec <img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-8e38c1de0c26711b8030efc2d8751a41_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#120;&#95;&#110;&#32;&#92;&#44;&#32;&#123;&#92;&#105;&#110;&#125;&#92;&#44;&#32;&#70;\" title=\"Rendered by QuickLaTeX.com\" height=\"15\" width=\"51\" style=\"vertical-align: -3px;\"\/> et <img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-961de5c79c3a4ca6b9cf28c1777ad5b6_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#121;&#95;&#110;&#32;&#92;&#105;&#110;&#32;&#75;\" title=\"Rendered by QuickLaTeX.com\" height=\"16\" width=\"56\" style=\"vertical-align: -4px;\"\/>.<br \/>\n<img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-79ed008f0efc3dc233ed5d237265c583_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#40;&#121;&#95;&#110;&#41;&#95;&#110;\" title=\"Rendered by QuickLaTeX.com\" height=\"18\" width=\"39\" style=\"vertical-align: -4px;\"\/> est une suite du compact <img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-ea9c87a513e4a72624155d392fae86e2_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#75;\" title=\"Rendered by QuickLaTeX.com\" height=\"12\" width=\"16\" style=\"vertical-align: 0px;\"\/>, il existe une suite extraite <img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-1435cbe9e89773bbedc44abc09ca3d98_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#40;&#121;&#95;&#123;&#92;&#118;&#97;&#114;&#112;&#104;&#105;&#40;&#110;&#41;&#125;&#41;&#95;&#110;\" title=\"Rendered by QuickLaTeX.com\" height=\"21\" width=\"58\" style=\"vertical-align: -7px;\"\/> qui converge vers <img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-db8804301dc5bb2446881cc4947aa97c_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#121;&#92;&#44;&#32;&#123;&#92;&#105;&#110;&#125;&#92;&#44;&#32;&#75;\" title=\"Rendered by QuickLaTeX.com\" height=\"16\" width=\"43\" style=\"vertical-align: -4px;\"\/>.<br \/>\nAlors <img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-24641324877f3cf10a3361ad1927bb4c_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#120;&#95;&#123;&#92;&#118;&#97;&#114;&#112;&#104;&#105;&#40;&#110;&#41;&#125;&#32;&#61;&#32;&#122;&#95;&#123;&#92;&#118;&#97;&#114;&#112;&#104;&#105;&#40;&#110;&#41;&#125;&#32;&#45;&#32;&#121;&#95;&#123;&#92;&#118;&#97;&#114;&#112;&#104;&#105;&#40;&#110;&#41;&#125;&#32;&#92;&#44;&#32;&#123;&#92;&#105;&#110;&#125;&#92;&#44;&#32;&#70;\" title=\"Rendered by QuickLaTeX.com\" height=\"19\" width=\"191\" style=\"vertical-align: -7px;\"\/> et <img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-0ec46e18e230e296e4d3c36b311bb5c3_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#92;&#100;&#105;&#115;&#112;&#108;&#97;&#121;&#115;&#116;&#121;&#108;&#101;&#92;&#108;&#105;&#109;&#32;&#95;&#123;&#110;&#92;&#116;&#111;&#32;&#43;&#92;&#105;&#110;&#102;&#116;&#121;&#32;&#125;&#120;&#95;&#123;&#92;&#118;&#97;&#114;&#112;&#104;&#105;&#40;&#110;&#41;&#125;&#61;&#32;&#122;&#32;&#45;&#32;&#121;\" title=\"Rendered by QuickLaTeX.com\" height=\"26\" width=\"152\" style=\"vertical-align: -13px;\"\/>.<\/p>\n<p style=\"text-align: justify;\">Comme <img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-2510519bbe1660dfdffb4195c7287343_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#70;\" title=\"Rendered by QuickLaTeX.com\" height=\"12\" width=\"14\" style=\"vertical-align: 0px;\"\/> est un ferm\u00e9, <img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-e9f35ad4a8c83b6a6b057e5469156f69_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#122;&#32;&#45;&#32;&#121;&#32;&#92;&#44;&#32;&#123;&#92;&#105;&#110;&#125;&#92;&#44;&#32;&#70;\" title=\"Rendered by QuickLaTeX.com\" height=\"16\" width=\"72\" style=\"vertical-align: -4px;\"\/>, donc <img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-db53fa28b8c665c9c5f95d775c437d91_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#122;&#32;&#61;&#32;&#40;&#122;&#32;&#45;&#32;&#121;&#41;&#32;&#43;&#32;&#121;\" title=\"Rendered by QuickLaTeX.com\" height=\"18\" width=\"117\" style=\"vertical-align: -4px;\"\/> avec <img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-e9f35ad4a8c83b6a6b057e5469156f69_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#122;&#32;&#45;&#32;&#121;&#32;&#92;&#44;&#32;&#123;&#92;&#105;&#110;&#125;&#92;&#44;&#32;&#70;\" title=\"Rendered by QuickLaTeX.com\" height=\"16\" width=\"72\" style=\"vertical-align: -4px;\"\/> et <img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-db8804301dc5bb2446881cc4947aa97c_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#121;&#92;&#44;&#32;&#123;&#92;&#105;&#110;&#125;&#92;&#44;&#32;&#75;\" title=\"Rendered by QuickLaTeX.com\" height=\"16\" width=\"43\" style=\"vertical-align: -4px;\"\/>, alors <img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-f76746bfb13eefde12043c0367c9154f_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#70;&#32;&#43;&#32;&#75;\" title=\"Rendered by QuickLaTeX.com\" height=\"14\" width=\"52\" style=\"vertical-align: -2px;\"\/> est un ferm\u00e9 par caract\u00e9risation s\u00e9quentielle des ferm\u00e9s.<\/p>\n<p style=\"text-align: justify;\">Question 3 :<\/p>\n<div style=\"text-align: justify;\"><img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-2b6e225d778ccd32cb2bd9cc4eaead9a_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#92;&#98;&#117;&#108;&#108;&#101;&#116;\" title=\"Rendered by QuickLaTeX.com\" height=\"7\" width=\"8\" style=\"vertical-align: 1px;\"\/> <img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-f0c414ade704269f909dd896093cc518_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#92;&#100;&#105;&#115;&#112;&#108;&#97;&#121;&#115;&#116;&#121;&#108;&#101;&#32;&#92;&#116;&#101;&#120;&#116;&#114;&#109;&#123;&#67;&#125;&#32;&#92;&#44;&#32;&#75;&#32;&#92;&#59;&#32;&#61;&#92;&#59;&#32;&#093;&#45;&#32;&#92;&#105;&#110;&#102;&#116;&#121;&#32;&#44;&#92;&#44;&#32;&#49;&#091;&#92;&#44;&#32;&#92;&#99;&#117;&#112;&#32;&#92;&#44;&#32;&#92;&#98;&#105;&#103;&#99;&#117;&#112;&#95;&#123;&#110;&#32;&#61;&#32;&#49;&#125;&#94;&#123;&#43;&#92;&#105;&#110;&#102;&#116;&#121;&#125;&#92;&#59;&#32;&#093;&#110;&#32;&#44;&#92;&#44;&#32;&#110;&#32;&#43;&#32;&#49;&#091;\" title=\"Rendered by QuickLaTeX.com\" height=\"53\" width=\"254\" style=\"vertical-align: -22px;\"\/> est une r\u00e9union d&rsquo;ouverts, donc est un ouvert.<br \/>\nAlors <img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-ea9c87a513e4a72624155d392fae86e2_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#75;\" title=\"Rendered by QuickLaTeX.com\" height=\"12\" width=\"16\" style=\"vertical-align: 0px;\"\/> est un ferm\u00e9.<img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-2b6e225d778ccd32cb2bd9cc4eaead9a_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#92;&#98;&#117;&#108;&#108;&#101;&#116;\" title=\"Rendered by QuickLaTeX.com\" height=\"7\" width=\"8\" style=\"vertical-align: 1px;\"\/> Soit <img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-0ac4880fefe9a4befec4749cd6bb4935_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#40;&#117;&#95;&#110;&#41;&#95;&#110;\" title=\"Rendered by QuickLaTeX.com\" height=\"18\" width=\"40\" style=\"vertical-align: -4px;\"\/> une suite strictement d\u00e9croissante de limite \u00e9gale \u00e0 <img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-e9e2bbc70bd377a579163ca907e1c2fa_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#45;&#123;&#92;&#105;&#110;&#102;&#116;&#121;&#125;\" title=\"Rendered by QuickLaTeX.com\" height=\"8\" width=\"30\" style=\"vertical-align: 0px;\"\/>,<br \/>\nOn d\u00e9montre que <img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-65df19a17ae188483d03e0086467a255_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#65;&#32;&#61;&#32;&#92;&#123;&#32;&#117;&#95;&#110;&#32;&#92;&#59;&#32;&#47;&#92;&#44;&#32;&#110;&#32;&#92;&#44;&#32;&#123;&#92;&#105;&#110;&#125;&#32;&#92;&#44;&#32;&#92;&#109;&#97;&#116;&#104;&#98;&#98;&#123;&#78;&#125;&#92;&#125;\" title=\"Rendered by QuickLaTeX.com\" height=\"18\" width=\"131\" style=\"vertical-align: -5px;\"\/> est un ferm\u00e9 en \u00e9crivant <img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-ab21464c6cf6268abeb63d4ef3be8ee0_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#92;&#100;&#105;&#115;&#112;&#108;&#97;&#121;&#115;&#116;&#121;&#108;&#101;&#32;&#92;&#116;&#101;&#120;&#116;&#114;&#109;&#123;&#67;&#125;&#32;&#92;&#44;&#32;&#65;&#61;&#32;&#92;&#108;&#101;&#102;&#116;&#40;&#32;&#92;&#98;&#105;&#103;&#99;&#117;&#112;&#95;&#123;&#110;&#32;&#61;&#32;&#49;&#125;&#94;&#123;&#43;&#92;&#105;&#110;&#102;&#116;&#121;&#125;&#92;&#59;&#32;&#093;&#117;&#95;&#123;&#110;&#32;&#43;&#49;&#125;&#44;&#92;&#44;&#32;&#117;&#95;&#123;&#32;&#110;&#125;&#091;&#32;&#92;&#114;&#105;&#103;&#104;&#116;&#32;&#41;&#32;&#92;&#59;&#32;&#92;&#99;&#117;&#112;&#32;&#92;&#59;&#32;&#093;&#32;&#117;&#95;&#48;&#32;&#44;&#32;&#92;&#44;&#32;&#43;&#32;&#92;&#105;&#110;&#102;&#116;&#121;&#091;\" title=\"Rendered by QuickLaTeX.com\" height=\"54\" width=\"284\" style=\"vertical-align: -23px;\"\/> puisque pour tout <img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-88c94d723c7f271ec996c45628568412_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#120;&#32;&#60;&#32;&#117;&#95;&#48;\" title=\"Rendered by QuickLaTeX.com\" height=\"14\" width=\"51\" style=\"vertical-align: -3px;\"\/> , il existe un et un seul <img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-b170995d512c659d8668b4e42e1fef6b_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#110;\" title=\"Rendered by QuickLaTeX.com\" height=\"8\" width=\"11\" style=\"vertical-align: 0px;\"\/> tel que <img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-936524f1f40256ec2012314d9e21c328_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#120;&#92;&#44;&#32;&#123;&#92;&#105;&#110;&#125;&#92;&#44;&#32;&#093;&#117;&#95;&#123;&#110;&#32;&#43;&#32;&#49;&#125;&#32;&#44;&#32;&#92;&#44;&#32;&#117;&#95;&#110;&#091;\" title=\"Rendered by QuickLaTeX.com\" height=\"18\" width=\"105\" style=\"vertical-align: -5px;\"\/>.<br \/>\nOn applique ce r\u00e9sultat \u00e0 la suite d\u00e9finie pour <img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-6194033048e2095650085695da938116_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#110;&#32;&#92;&#44;&#32;&#123;&#92;&#103;&#101;&#113;&#125;&#92;&#44;&#32;&#50;\" title=\"Rendered by QuickLaTeX.com\" height=\"15\" width=\"38\" style=\"vertical-align: -3px;\"\/> par <img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-01d5880428265fbe9325cc38db58f83e_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#117;&#95;&#110;&#32;&#61;&#32;&#45;&#32;&#110;&#32;&#43;&#32;&#49;&#47;&#110;\" title=\"Rendered by QuickLaTeX.com\" height=\"18\" width=\"118\" style=\"vertical-align: -5px;\"\/> qui diverge vers <img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-22357ad11d243d632bf9e212fc61db18_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#45;&#32;&#92;&#105;&#110;&#102;&#116;&#121;\" title=\"Rendered by QuickLaTeX.com\" height=\"8\" width=\"30\" style=\"vertical-align: 0px;\"\/> apr\u00e8s avoir v\u00e9rifi\u00e9 qu&rsquo;elle est strictement d\u00e9croissante :<br \/>\nil suffit de remarquer que <img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-e9b773424638381e38edc837fbbbbd17_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#117;&#95;&#110;&#32;&#61;&#32;&#102;&#40;&#110;&#41;\" title=\"Rendered by QuickLaTeX.com\" height=\"18\" width=\"78\" style=\"vertical-align: -4px;\"\/> o\u00f9 <img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-f394f7094fb5ce905bce8330e18b8f55_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#102;&#32;&#58;&#32;&#120;&#32;&#92;&#109;&#97;&#112;&#115;&#116;&#111;&#32;&#45;&#120;&#32;&#43;&#32;&#49;&#47;&#120;\" title=\"Rendered by QuickLaTeX.com\" height=\"18\" width=\"137\" style=\"vertical-align: -5px;\"\/> est strictement d\u00e9croissante (<img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-41bcc34d83467591d2bfeb839107c637_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#102;&#39;&#40;&#120;&#41;&#32;&#60;&#32;&#48;\" title=\"Rendered by QuickLaTeX.com\" height=\"19\" width=\"72\" style=\"vertical-align: -5px;\"\/>) sur <img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-f383c92858baece317157b3efab31482_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#093;&#49;&#32;&#44;&#32;&#43;&#92;&#105;&#110;&#102;&#116;&#121;&#091;\" title=\"Rendered by QuickLaTeX.com\" height=\"18\" width=\"59\" style=\"vertical-align: -5px;\"\/>.<br \/>\nDonc <img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-2510519bbe1660dfdffb4195c7287343_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#70;\" title=\"Rendered by QuickLaTeX.com\" height=\"12\" width=\"14\" style=\"vertical-align: 0px;\"\/> est un ferm\u00e9.<img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-2b6e225d778ccd32cb2bd9cc4eaead9a_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#92;&#98;&#117;&#108;&#108;&#101;&#116;\" title=\"Rendered by QuickLaTeX.com\" height=\"7\" width=\"8\" style=\"vertical-align: 1px;\"\/> <img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-f76746bfb13eefde12043c0367c9154f_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#70;&#32;&#43;&#32;&#75;\" title=\"Rendered by QuickLaTeX.com\" height=\"14\" width=\"52\" style=\"vertical-align: -2px;\"\/> contient la suite <img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-6c9c92bd4e02dcb9cddda2a1fcc60617_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#40;&#49;&#47;&#110;&#41;&#95;&#123;&#110;&#32;&#92;&#103;&#101;&#113;&#32;&#50;&#125;\" title=\"Rendered by QuickLaTeX.com\" height=\"19\" width=\"68\" style=\"vertical-align: -5px;\"\/> qui converge vers <img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-a5e437be25f29374d30f66cd46adf81c_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#48;\" title=\"Rendered by QuickLaTeX.com\" height=\"12\" width=\"9\" style=\"vertical-align: 0px;\"\/>.<br \/>\nOn d\u00e9montre que <img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-2d68e80496f1c05402fc24382a211975_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#48;&#92;&#44;&#32;&#123;&#92;&#110;&#111;&#116;&#105;&#110;&#125;&#92;&#44;&#32;&#70;&#32;&#43;&#32;&#75;&#46;\" title=\"Rendered by QuickLaTeX.com\" height=\"19\" width=\"81\" style=\"vertical-align: -5px;\"\/><br \/>\nSi <img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-df6dc73926b756e0bc1c3d8ca32f05a6_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#110;&#32;&#92;&#44;&#32;&#123;&#92;&#105;&#110;&#125;&#92;&#44;&#32;&#92;&#109;&#97;&#116;&#104;&#98;&#98;&#123;&#78;&#125;\" title=\"Rendered by QuickLaTeX.com\" height=\"13\" width=\"41\" style=\"vertical-align: -1px;\"\/> et <img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-6194033048e2095650085695da938116_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#110;&#32;&#92;&#44;&#32;&#123;&#92;&#103;&#101;&#113;&#125;&#92;&#44;&#32;&#50;\" title=\"Rendered by QuickLaTeX.com\" height=\"15\" width=\"38\" style=\"vertical-align: -3px;\"\/> et <img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-43ca759ae091aedd7ab597420e6b95b7_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#112;&#92;&#44;&#32;&#123;&#92;&#105;&#110;&#125;&#32;&#92;&#44;&#32;&#92;&#109;&#97;&#116;&#104;&#98;&#98;&#123;&#78;&#125;&#94;&#42;\" title=\"Rendered by QuickLaTeX.com\" height=\"17\" width=\"47\" style=\"vertical-align: -4px;\"\/>, <img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-b2c4675fd1c2c45cd433e7877b3c04ac_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#92;&#100;&#105;&#115;&#112;&#108;&#97;&#121;&#115;&#116;&#121;&#108;&#101;&#32;&#45;&#32;&#110;&#32;&#43;&#32;&#92;&#102;&#114;&#97;&#99;&#32;&#49;&#32;&#110;&#32;&#43;&#32;&#112;&#32;&#61;&#48;\" title=\"Rendered by QuickLaTeX.com\" height=\"36\" width=\"123\" style=\"vertical-align: -12px;\"\/> <img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-32fd836c2479184a976298cc84f359f2_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#92;&#76;&#101;&#102;&#116;&#114;&#105;&#103;&#104;&#116;&#97;&#114;&#114;&#111;&#119;\" title=\"Rendered by QuickLaTeX.com\" height=\"11\" width=\"18\" style=\"vertical-align: -1px;\"\/> <img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-a7e05676de567316df921354cf165b54_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#92;&#100;&#105;&#115;&#112;&#108;&#97;&#121;&#115;&#116;&#121;&#108;&#101;&#32;&#92;&#102;&#114;&#97;&#99;&#32;&#49;&#32;&#110;&#61;&#110;&#45;&#112;\" title=\"Rendered by QuickLaTeX.com\" height=\"36\" width=\"77\" style=\"vertical-align: -12px;\"\/> est impossible car <img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-13a3696a645a8fa3894424118d923c7e_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#110;&#32;&#45;&#112;&#92;&#44;&#32;&#123;&#92;&#105;&#110;&#125;&#92;&#44;&#32;&#92;&#109;&#97;&#116;&#104;&#98;&#98;&#123;&#90;&#125;\" title=\"Rendered by QuickLaTeX.com\" height=\"16\" width=\"71\" style=\"vertical-align: -4px;\"\/> et <img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-881140b4656e582da68cda0c9a3e725d_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#49;&#47;&#110;&#32;&#92;&#44;&#32;&#123;&#92;&#110;&#111;&#116;&#105;&#110;&#125;&#92;&#44;&#32;&#92;&#116;&#101;&#120;&#116;&#114;&#109;&#123;&#32;&#90;&#125;\" title=\"Rendered by QuickLaTeX.com\" height=\"18\" width=\"61\" style=\"vertical-align: -5px;\"\/>.<br \/>\nDonc <img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-f76746bfb13eefde12043c0367c9154f_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#70;&#32;&#43;&#32;&#75;\" title=\"Rendered by QuickLaTeX.com\" height=\"14\" width=\"52\" style=\"vertical-align: -2px;\"\/> n&rsquo;est pas un ferm\u00e9.<\/div>\n<p style=\"text-align: justify;\">Question 4 :<\/p>\n<p style=\"text-align: justify;\">Soit pour tout <img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-2df0a204e2b5766bd7fe6705cedc62c2_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#110;&#92;&#44;&#32;&#123;&#92;&#105;&#110;&#125;&#92;&#44;&#32;&#92;&#109;&#97;&#116;&#104;&#98;&#98;&#123;&#78;&#125;\" title=\"Rendered by QuickLaTeX.com\" height=\"13\" width=\"41\" style=\"vertical-align: -1px;\"\/>, <img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-0f1082faf0620e7ece63933e38759986_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#122;&#95;&#110;&#32;&#61;&#32;&#92;&#108;&#97;&#109;&#98;&#100;&#97;&#32;&#95;&#32;&#110;&#32;&#92;&#44;&#32;&#121;&#95;&#110;\" title=\"Rendered by QuickLaTeX.com\" height=\"16\" width=\"80\" style=\"vertical-align: -4px;\"\/> o\u00f9 <img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-4dbc47992d5bb0b49a790b0fc4f68942_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#92;&#108;&#97;&#109;&#98;&#100;&#97;&#95;&#110;&#32;&#92;&#105;&#110;&#32;&#92;&#109;&#97;&#116;&#104;&#98;&#98;&#123;&#82;&#125;&#94;&#42;\" title=\"Rendered by QuickLaTeX.com\" height=\"16\" width=\"60\" style=\"vertical-align: -3px;\"\/> et <img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-6310308c131a0543a9b735d10b5d5987_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#121;&#95;&#110;&#32;&#92;&#44;&#32;&#92;&#105;&#110;&#32;&#75;\" title=\"Rendered by QuickLaTeX.com\" height=\"16\" width=\"58\" style=\"vertical-align: -4px;\"\/>.<br \/>\nOn suppose que <img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-e85070ef6c6f4455605952a893b24135_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#92;&#100;&#105;&#115;&#112;&#108;&#97;&#121;&#115;&#116;&#121;&#108;&#101;&#32;&#92;&#108;&#105;&#109;&#32;&#95;&#123;&#110;&#92;&#116;&#111;&#32;&#43;&#92;&#105;&#110;&#102;&#116;&#121;&#32;&#125;&#92;&#108;&#97;&#109;&#98;&#100;&#97;&#32;&#95;&#110;&#92;&#44;&#32;&#121;&#95;&#110;&#32;&#61;&#32;&#122;\" title=\"Rendered by QuickLaTeX.com\" height=\"26\" width=\"122\" style=\"vertical-align: -13px;\"\/>.<br \/>\n<img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-79ed008f0efc3dc233ed5d237265c583_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#40;&#121;&#95;&#110;&#41;&#95;&#110;\" title=\"Rendered by QuickLaTeX.com\" height=\"18\" width=\"39\" style=\"vertical-align: -4px;\"\/> est une suite du compact <img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-ea9c87a513e4a72624155d392fae86e2_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#75;\" title=\"Rendered by QuickLaTeX.com\" height=\"12\" width=\"16\" style=\"vertical-align: 0px;\"\/>, il existe une suite extraite <img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-1435cbe9e89773bbedc44abc09ca3d98_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#40;&#121;&#95;&#123;&#92;&#118;&#97;&#114;&#112;&#104;&#105;&#40;&#110;&#41;&#125;&#41;&#95;&#110;\" title=\"Rendered by QuickLaTeX.com\" height=\"21\" width=\"58\" style=\"vertical-align: -7px;\"\/> qui converge vers <img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-70393f779f8688e3f28225c0c0871eed_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#121;&#32;&#92;&#44;&#32;&#92;&#105;&#110;&#32;&#92;&#44;&#32;&#75;\" title=\"Rendered by QuickLaTeX.com\" height=\"16\" width=\"53\" style=\"vertical-align: -4px;\"\/>, <img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-7109849e6a4da5dc496dfe6ef0cb805a_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#121;&#32;&#92;&#44;&#32;&#123;&#92;&#110;&#101;&#113;&#125;&#32;&#92;&#44;&#32;&#48;\" title=\"Rendered by QuickLaTeX.com\" height=\"17\" width=\"38\" style=\"vertical-align: -4px;\"\/> car <img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-218a8adca60f82a7bc0d18ad73668b59_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#48;&#32;&#92;&#110;&#111;&#116;&#105;&#110;&#32;&#75;\" title=\"Rendered by QuickLaTeX.com\" height=\"18\" width=\"47\" style=\"vertical-align: -5px;\"\/>.<br \/>\n<img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-c889781e617e63a0f1c9d9a96c6e5e8e_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#92;&#100;&#105;&#115;&#112;&#108;&#97;&#121;&#115;&#116;&#121;&#108;&#101;&#32;&#92;&#108;&#105;&#109;&#32;&#95;&#123;&#110;&#92;&#116;&#111;&#32;&#43;&#92;&#105;&#110;&#102;&#116;&#121;&#32;&#125;&#92;&#108;&#101;&#102;&#116;&#124;&#92;&#108;&#97;&#109;&#98;&#100;&#97;&#32;&#95;&#123;&#92;&#118;&#97;&#114;&#112;&#104;&#105;&#32;&#40;&#110;&#41;&#125;&#92;&#114;&#105;&#103;&#104;&#116;&#124;&#32;&#92;&#59;&#32;&#92;&#86;&#101;&#114;&#116;&#32;&#121;&#95;&#123;&#92;&#118;&#97;&#114;&#112;&#104;&#105;&#32;&#40;&#110;&#41;&#125;&#92;&#86;&#101;&#114;&#116;&#32;&#61;&#32;&#92;&#86;&#101;&#114;&#116;&#32;&#122;&#32;&#92;&#86;&#101;&#114;&#116;\" title=\"Rendered by QuickLaTeX.com\" height=\"29\" width=\"212\" style=\"vertical-align: -13px;\"\/> et <img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-806dfc1536e2c11efe287db5b8bf4b97_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#92;&#100;&#105;&#115;&#112;&#108;&#97;&#121;&#115;&#116;&#121;&#108;&#101;&#32;&#92;&#108;&#105;&#109;&#32;&#95;&#123;&#110;&#92;&#116;&#111;&#32;&#43;&#92;&#105;&#110;&#102;&#116;&#121;&#32;&#125;&#92;&#86;&#101;&#114;&#116;&#32;&#121;&#95;&#123;&#92;&#118;&#97;&#114;&#112;&#104;&#105;&#32;&#40;&#110;&#41;&#125;&#92;&#86;&#101;&#114;&#116;&#32;&#61;&#92;&#86;&#101;&#114;&#116;&#32;&#121;&#32;&#92;&#86;&#101;&#114;&#116;&#32;&#92;&#59;&#62;&#92;&#59;&#48;\" title=\"Rendered by QuickLaTeX.com\" height=\"27\" width=\"198\" style=\"vertical-align: -13px;\"\/> donc <img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-d8b20ef5e0e401dbb69216b1bd899e3e_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#92;&#100;&#105;&#115;&#112;&#108;&#97;&#121;&#115;&#116;&#121;&#108;&#101;&#32;&#92;&#108;&#105;&#109;&#32;&#95;&#123;&#110;&#92;&#116;&#111;&#32;&#43;&#92;&#105;&#110;&#102;&#116;&#121;&#32;&#125;&#92;&#108;&#101;&#102;&#116;&#124;&#92;&#108;&#97;&#109;&#98;&#100;&#97;&#32;&#95;&#123;&#92;&#118;&#97;&#114;&#112;&#104;&#105;&#32;&#40;&#110;&#41;&#125;&#92;&#114;&#105;&#103;&#104;&#116;&#124;&#92;&#59;&#61;&#92;&#59;&#92;&#102;&#114;&#97;&#99;&#123;&#92;&#86;&#101;&#114;&#116;&#32;&#122;&#92;&#86;&#101;&#114;&#116;&#125;&#123;&#92;&#86;&#101;&#114;&#116;&#32;&#121;&#32;&#92;&#86;&#101;&#114;&#116;&#32;&#125;\" title=\"Rendered by QuickLaTeX.com\" height=\"43\" width=\"164\" style=\"vertical-align: -17px;\"\/> .<\/p>\n<p style=\"text-align: justify;\">La suite <img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-3e4c8083a9f7cb2d4e9fd221b4265621_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#40;&#92;&#108;&#97;&#109;&#98;&#100;&#97;&#32;&#95;&#123;&#92;&#118;&#97;&#114;&#112;&#104;&#105;&#40;&#110;&#41;&#125;&#41;&#95;&#110;\" title=\"Rendered by QuickLaTeX.com\" height=\"21\" width=\"60\" style=\"vertical-align: -7px;\"\/> est une suite de r\u00e9els born\u00e9e, elle admet une suite extraite <img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-4564e7a82ef63afc0bc09cbe7ca0e9c9_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#40;&#92;&#108;&#97;&#109;&#98;&#100;&#97;&#95;&#123;&#92;&#118;&#97;&#114;&#112;&#104;&#105;&#40;&#92;&#112;&#115;&#105;&#32;&#40;&#110;&#41;&#32;&#41;&#125;&#41;&#95;&#110;\" title=\"Rendered by QuickLaTeX.com\" height=\"21\" width=\"80\" style=\"vertical-align: -7px;\"\/> qui converge vers <img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-461fe1a58a75801541487ddf10d32abd_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#92;&#109;&#117;\" title=\"Rendered by QuickLaTeX.com\" height=\"12\" width=\"11\" style=\"vertical-align: -4px;\"\/>.<br \/>\nAlors <img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-726e3310e8e8007fd7d9e08931ca8610_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#92;&#100;&#105;&#115;&#112;&#108;&#97;&#121;&#115;&#116;&#121;&#108;&#101;&#32;&#92;&#108;&#105;&#109;&#32;&#95;&#123;&#110;&#92;&#116;&#111;&#32;&#43;&#92;&#105;&#110;&#102;&#116;&#121;&#32;&#125;&#92;&#108;&#97;&#109;&#98;&#100;&#97;&#32;&#95;&#123;&#92;&#118;&#97;&#114;&#112;&#104;&#105;&#40;&#92;&#112;&#115;&#105;&#32;&#40;&#110;&#41;&#41;&#32;&#125;&#92;&#59;&#121;&#95;&#123;&#92;&#118;&#97;&#114;&#112;&#104;&#105;&#40;&#92;&#112;&#115;&#105;&#32;&#40;&#110;&#41;&#32;&#41;&#125;&#32;&#61;&#122;\" title=\"Rendered by QuickLaTeX.com\" height=\"26\" width=\"204\" style=\"vertical-align: -13px;\"\/><br \/>\ndonne <img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-1eb31454a54ae4d7a992a25bbc6113d9_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#92;&#109;&#117;&#92;&#44;&#32;&#121;&#32;&#61;&#32;&#122;\" title=\"Rendered by QuickLaTeX.com\" height=\"12\" width=\"56\" style=\"vertical-align: -4px;\"\/>, comme <img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-b9a7daeb84d5b9699e71873ba34f4e3c_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#122;&#32;&#92;&#44;&#32;&#92;&#110;&#101;&#113;&#32;&#92;&#44;&#32;&#48;\" title=\"Rendered by QuickLaTeX.com\" height=\"17\" width=\"48\" style=\"vertical-align: -4px;\"\/>, <img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-28a6e3b03fcf7b6a3a813d61baadf3a2_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#92;&#109;&#117;&#32;&#92;&#44;&#32;&#123;&#92;&#105;&#110;&#125;&#32;&#92;&#44;&#32;&#92;&#109;&#97;&#116;&#104;&#98;&#98;&#123;&#82;&#125;&#94;&#42;\" title=\"Rendered by QuickLaTeX.com\" height=\"17\" width=\"47\" style=\"vertical-align: -4px;\"\/>, donc <img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-991d20cad79df330d11a4b5c821b6db6_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#122;&#92;&#44;&#32;&#92;&#105;&#110;&#32;&#92;&#44;&#32;&#75;&#39;\" title=\"Rendered by QuickLaTeX.com\" height=\"15\" width=\"57\" style=\"vertical-align: -1px;\"\/>.<br \/>\nOn a \u00e9tabli que <img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-1a46df13a6af8dee132c211c04a23204_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#75;&#39;\" title=\"Rendered by QuickLaTeX.com\" height=\"14\" width=\"20\" style=\"vertical-align: 0px;\"\/> est un ferm\u00e9.<\/p>\n<p>&nbsp;<\/p>\n\t\t<div data-elementor-type=\"section\" data-elementor-id=\"127774\" class=\"elementor elementor-127774\">\n\t\t\t\t\t<div class=\"elementor-section-wrap\">\n\t\t\t\t\t\t\t\t<section class=\"has_ae_slider elementor-section elementor-inner-section elementor-element elementor-element-5a7b6a2a elementor-section-content-bottom full_width elementor-section-full_width elementor-section-height-min-height elementor-section-height-default ae-bg-gallery-type-default\" data-id=\"5a7b6a2a\" data-element_type=\"section\" data-e-type=\"section\" data-settings=\"{&quot;background_background&quot;:&quot;classic&quot;}\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-narrow\">\n\t\t\t\t\t<div class=\"has_ae_slider elementor-column elementor-col-66 elementor-inner-column elementor-element elementor-element-749af387 ae-bg-gallery-type-default\" data-id=\"749af387\" data-element_type=\"column\" data-e-type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-1b4ed465 elementor-widget elementor-widget-heading\" data-id=\"1b4ed465\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h3 class=\"elementor-heading-title elementor-size-default\">COURS PARTICULIERS EN LIGNE<\/h3>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-16d47760 elementor-widget elementor-widget-heading\" data-id=\"16d47760\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h4 class=\"elementor-heading-title elementor-size-default\">Nous avons s\u00e9lectionn\u00e9 pour vous les meilleurs professeurs particuliers.<\/h4>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-21a162bf elementor-widget elementor-widget-heading\" data-id=\"21a162bf\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h4 class=\"elementor-heading-title elementor-size-default\">POUR ACC\u00c9L\u00c9RER MA PROGRESSION<\/h4>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-5600477e elementor-align-left elementor-mobile-align-center elementor-widget elementor-widget-button\" data-id=\"5600477e\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"button.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<div class=\"elementor-button-wrapper\">\n\t\t\t\t\t<a class=\"elementor-button elementor-button-link elementor-size-md\" href=\"https:\/\/groupe-reussite.fr\/cours-en-ligne\/toutes-matieres\/tous-niveaux\/france\/\" target=\"_blank\" id=\"CTA_PRD_CP\">\n\t\t\t\t\t\t<span class=\"elementor-button-content-wrapper\">\n\t\t\t\t\t\t\t\t\t<span class=\"elementor-button-text\">Cours particuliers en ligne<\/span>\n\t\t\t\t\t<\/span>\n\t\t\t\t\t<\/a>\n\t\t\t\t<\/div>\n\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-1c7a7876 elementor-widget elementor-widget-text-editor\" data-id=\"1c7a7876\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p style=\"text-align: left;\"><b>Avis Google France <\/b><span style=\"color: #e5a430;\"><b>\u2605\u2605\u2605\u2605\u2605<\/b><\/span><b> 4,9 sur 5<\/b><\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t<div class=\"has_ae_slider elementor-column elementor-col-33 elementor-inner-column elementor-element elementor-element-2aa12288 ae-bg-gallery-type-default\" data-id=\"2aa12288\" data-element_type=\"column\" data-e-type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap\">\n\t\t\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\n<p>&nbsp;<\/p>\n<h2 style=\"text-align: justify;\">5. Continuit\u00e9 et topologie.<\/h2>\n<p style=\"text-align: justify;\"><b>Exercice 12<\/b><br \/>\nSoient <img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-56ef1f1d32d019f14b26cb47452f7bf5_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#40;&#69;&#32;&#44;&#32;&#78;&#41;\" title=\"Rendered by QuickLaTeX.com\" height=\"19\" width=\"50\" style=\"vertical-align: -5px;\"\/> et <img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-2144f887b50a07adbd37d8b8435d6df0_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#40;&#70;&#32;&#44;&#32;&#78;&#39;&#41;\" title=\"Rendered by QuickLaTeX.com\" height=\"18\" width=\"52\" style=\"vertical-align: -4px;\"\/> deux espaces vectoriels norm\u00e9s et <img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-9c09a708375fde2676da319bcdfe8b24_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#102;\" title=\"Rendered by QuickLaTeX.com\" height=\"16\" width=\"10\" style=\"vertical-align: -4px;\"\/> une application de <img decoding=\"async\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-764e1c770271f92700e1a4fbce46c668_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#69;\" title=\"Rendered by QuickLaTeX.com\" height=\"12\" width=\"14\" style=\"vertical-align: 0px;\"\/> dans <img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-2510519bbe1660dfdffb4195c7287343_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#70;\" title=\"Rendered by QuickLaTeX.com\" height=\"12\" width=\"14\" style=\"vertical-align: 0px;\"\/>.<br \/>\n<img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-9c09a708375fde2676da319bcdfe8b24_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#102;\" title=\"Rendered by QuickLaTeX.com\" height=\"16\" width=\"10\" style=\"vertical-align: -4px;\"\/> est continue de <img decoding=\"async\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-764e1c770271f92700e1a4fbce46c668_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#69;\" title=\"Rendered by QuickLaTeX.com\" height=\"12\" width=\"14\" style=\"vertical-align: 0px;\"\/> dans <img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-2510519bbe1660dfdffb4195c7287343_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#70;\" title=\"Rendered by QuickLaTeX.com\" height=\"12\" width=\"14\" style=\"vertical-align: 0px;\"\/> <img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-32fd836c2479184a976298cc84f359f2_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#92;&#76;&#101;&#102;&#116;&#114;&#105;&#103;&#104;&#116;&#97;&#114;&#114;&#111;&#119;\" title=\"Rendered by QuickLaTeX.com\" height=\"11\" width=\"18\" style=\"vertical-align: -1px;\"\/> pour tout <img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-529a779ae640ebf6519e9c12e7f503f0_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#65;&#32;&#92;&#44;&#32;&#92;&#115;&#117;&#98;&#115;&#101;&#116;&#32;&#92;&#44;&#32;&#69;\" title=\"Rendered by QuickLaTeX.com\" height=\"13\" width=\"57\" style=\"vertical-align: -1px;\"\/>, <img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-a3d2edb6d79aa42ac23ab0acc460cea8_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#102;&#92;&#108;&#101;&#102;&#116;&#40;&#92;&#111;&#118;&#101;&#114;&#108;&#105;&#110;&#101;&#32;&#65;&#92;&#114;&#105;&#103;&#104;&#116;&#41;&#92;&#59;&#92;&#115;&#117;&#98;&#115;&#101;&#116;&#32;&#92;&#111;&#118;&#101;&#114;&#108;&#105;&#110;&#101;&#123;&#102;&#40;&#65;&#41;&#125;\" title=\"Rendered by QuickLaTeX.com\" height=\"23\" width=\"110\" style=\"vertical-align: -7px;\"\/> .<\/p>\n<p style=\"text-align: justify;\"><strong>Corrig\u00e9 de l&rsquo;exercice 12 :\u00a0<\/strong><\/p>\n<p style=\"text-align: justify;\"><img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-2b6e225d778ccd32cb2bd9cc4eaead9a_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#92;&#98;&#117;&#108;&#108;&#101;&#116;\" title=\"Rendered by QuickLaTeX.com\" height=\"7\" width=\"8\" style=\"vertical-align: 1px;\"\/> On suppose que <img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-9c09a708375fde2676da319bcdfe8b24_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#102;\" title=\"Rendered by QuickLaTeX.com\" height=\"16\" width=\"10\" style=\"vertical-align: -4px;\"\/> est continue de <img decoding=\"async\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-764e1c770271f92700e1a4fbce46c668_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#69;\" title=\"Rendered by QuickLaTeX.com\" height=\"12\" width=\"14\" style=\"vertical-align: 0px;\"\/> dans <img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-2510519bbe1660dfdffb4195c7287343_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#70;\" title=\"Rendered by QuickLaTeX.com\" height=\"12\" width=\"14\" style=\"vertical-align: 0px;\"\/>.<br \/>\nSoit <img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-25b206f25506e6d6f46be832f7119ffa_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#65;\" title=\"Rendered by QuickLaTeX.com\" height=\"12\" width=\"13\" style=\"vertical-align: 0px;\"\/> une partie non vide de <img decoding=\"async\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-764e1c770271f92700e1a4fbce46c668_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#69;\" title=\"Rendered by QuickLaTeX.com\" height=\"12\" width=\"14\" style=\"vertical-align: 0px;\"\/> (sinon l&rsquo;inclusion est \u00e9vidente).<br \/>\nSi <img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-dc0fd5e85e8e411b66aadf01a7e909fa_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#98;&#92;&#44;&#92;&#105;&#110;&#32;&#92;&#44;&#102;&#92;&#108;&#101;&#102;&#116;&#40;&#92;&#111;&#118;&#101;&#114;&#108;&#105;&#110;&#101;&#32;&#65;&#92;&#114;&#105;&#103;&#104;&#116;&#41;&#44;\" title=\"Rendered by QuickLaTeX.com\" height=\"22\" width=\"85\" style=\"vertical-align: -7px;\"\/> il existe <img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-33bd0c717a1176bf8babeba5d71c480f_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#97;&#92;&#59;&#92;&#105;&#110;&#32;&#92;&#59;&#92;&#111;&#118;&#101;&#114;&#108;&#105;&#110;&#101;&#32;&#65;\" title=\"Rendered by QuickLaTeX.com\" height=\"16\" width=\"55\" style=\"vertical-align: -1px;\"\/> tel que <img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-ded4aa9a335e60c30197a2b6ffab1bbd_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#102;&#40;&#97;&#41;&#32;&#61;&#32;&#98;\" title=\"Rendered by QuickLaTeX.com\" height=\"18\" width=\"65\" style=\"vertical-align: -4px;\"\/>.<br \/>\nSoit <img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-0ac4880fefe9a4befec4749cd6bb4935_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#40;&#117;&#95;&#110;&#41;&#95;&#110;\" title=\"Rendered by QuickLaTeX.com\" height=\"18\" width=\"40\" style=\"vertical-align: -4px;\"\/> une suite de <img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-25b206f25506e6d6f46be832f7119ffa_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#65;\" title=\"Rendered by QuickLaTeX.com\" height=\"12\" width=\"13\" style=\"vertical-align: 0px;\"\/> telle que <img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-249e93fb4ea63628a82f0a1f8c890f90_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#92;&#100;&#105;&#115;&#112;&#108;&#97;&#121;&#115;&#116;&#121;&#108;&#101;&#32;&#92;&#108;&#105;&#109;&#32;&#95;&#123;&#110;&#92;&#116;&#111;&#32;&#43;&#92;&#105;&#110;&#102;&#116;&#121;&#32;&#125;&#117;&#95;&#110;&#32;&#61;&#32;&#97;&#46;\" title=\"Rendered by QuickLaTeX.com\" height=\"26\" width=\"105\" style=\"vertical-align: -13px;\"\/><br \/>\nPar continuit\u00e9 de <img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-9c09a708375fde2676da319bcdfe8b24_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#102;\" title=\"Rendered by QuickLaTeX.com\" height=\"16\" width=\"10\" style=\"vertical-align: -4px;\"\/>, <img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-8a5d949bff8e8bc3b4f9454b165ba2d5_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#92;&#100;&#105;&#115;&#112;&#108;&#97;&#121;&#115;&#116;&#121;&#108;&#101;&#32;&#102;&#40;&#97;&#41;&#92;&#59;&#61;&#92;&#59;&#92;&#108;&#105;&#109;&#32;&#95;&#123;&#110;&#92;&#116;&#111;&#32;&#43;&#92;&#105;&#110;&#102;&#116;&#121;&#32;&#125;&#102;&#40;&#117;&#95;&#110;&#41;\" title=\"Rendered by QuickLaTeX.com\" height=\"27\" width=\"160\" style=\"vertical-align: -13px;\"\/> , donc <img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-f56d50c26583f9a035ff6b4e3c0ca5c0_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#98;\" title=\"Rendered by QuickLaTeX.com\" height=\"13\" width=\"8\" style=\"vertical-align: 0px;\"\/> est la limite de la suite <img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-2136f26fcfb814b88197f46d4ded5cd9_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#40;&#102;&#40;&#117;&#95;&#110;&#41;&#41;&#95;&#110;\" title=\"Rendered by QuickLaTeX.com\" height=\"19\" width=\"65\" style=\"vertical-align: -5px;\"\/> de points de <img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-10948730dcbfc9f1b69082f71e4092b3_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#102;&#40;&#65;&#41;\" title=\"Rendered by QuickLaTeX.com\" height=\"19\" width=\"37\" style=\"vertical-align: -5px;\"\/> et <img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-1a217d54fcce7655b9988aac07e3ee7f_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#98;&#92;&#44;&#92;&#105;&#110;&#32;&#92;&#44;&#92;&#111;&#118;&#101;&#114;&#108;&#105;&#110;&#101;&#123;&#102;&#40;&#65;&#41;&#125;\" title=\"Rendered by QuickLaTeX.com\" height=\"20\" width=\"73\" style=\"vertical-align: -4px;\"\/> .<br \/>\nOn a prouv\u00e9 que pour tout <img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-1a6c5209127d9d0f72dc97c2d9497b7d_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#65;&#32;&#92;&#44;&#32;&#123;&#92;&#115;&#117;&#98;&#115;&#101;&#116;&#125;&#92;&#44;&#32;&#69;\" title=\"Rendered by QuickLaTeX.com\" height=\"13\" width=\"47\" style=\"vertical-align: -1px;\"\/>, <img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-a3d2edb6d79aa42ac23ab0acc460cea8_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#102;&#92;&#108;&#101;&#102;&#116;&#40;&#92;&#111;&#118;&#101;&#114;&#108;&#105;&#110;&#101;&#32;&#65;&#92;&#114;&#105;&#103;&#104;&#116;&#41;&#92;&#59;&#92;&#115;&#117;&#98;&#115;&#101;&#116;&#32;&#92;&#111;&#118;&#101;&#114;&#108;&#105;&#110;&#101;&#123;&#102;&#40;&#65;&#41;&#125;\" title=\"Rendered by QuickLaTeX.com\" height=\"23\" width=\"110\" style=\"vertical-align: -7px;\"\/> .<\/p>\n<p style=\"text-align: justify;\"><img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-2b6e225d778ccd32cb2bd9cc4eaead9a_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#92;&#98;&#117;&#108;&#108;&#101;&#116;\" title=\"Rendered by QuickLaTeX.com\" height=\"7\" width=\"8\" style=\"vertical-align: 1px;\"\/> On suppose que pour tout <img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-1a6c5209127d9d0f72dc97c2d9497b7d_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#65;&#32;&#92;&#44;&#32;&#123;&#92;&#115;&#117;&#98;&#115;&#101;&#116;&#125;&#92;&#44;&#32;&#69;\" title=\"Rendered by QuickLaTeX.com\" height=\"13\" width=\"47\" style=\"vertical-align: -1px;\"\/>, <img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-a3d2edb6d79aa42ac23ab0acc460cea8_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#102;&#92;&#108;&#101;&#102;&#116;&#40;&#92;&#111;&#118;&#101;&#114;&#108;&#105;&#110;&#101;&#32;&#65;&#92;&#114;&#105;&#103;&#104;&#116;&#41;&#92;&#59;&#92;&#115;&#117;&#98;&#115;&#101;&#116;&#32;&#92;&#111;&#118;&#101;&#114;&#108;&#105;&#110;&#101;&#123;&#102;&#40;&#65;&#41;&#125;\" title=\"Rendered by QuickLaTeX.com\" height=\"23\" width=\"110\" style=\"vertical-align: -7px;\"\/> .<br \/>\nSoit <img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-f8c9c34ddd4050ca920126ef83339f0b_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#97;&#92;&#44;&#32;&#123;&#92;&#105;&#110;&#125;&#92;&#44;&#32;&#69;\" title=\"Rendered by QuickLaTeX.com\" height=\"13\" width=\"41\" style=\"vertical-align: -1px;\"\/>. Soit <img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-0ac4880fefe9a4befec4749cd6bb4935_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#40;&#117;&#95;&#110;&#41;&#95;&#110;\" title=\"Rendered by QuickLaTeX.com\" height=\"18\" width=\"40\" style=\"vertical-align: -4px;\"\/> une suite de <img decoding=\"async\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-764e1c770271f92700e1a4fbce46c668_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#69;\" title=\"Rendered by QuickLaTeX.com\" height=\"12\" width=\"14\" style=\"vertical-align: 0px;\"\/> qui converge vers <img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-5c53d6ebabdbcfa4e107550ea60b1b19_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#97;\" title=\"Rendered by QuickLaTeX.com\" height=\"8\" width=\"9\" style=\"vertical-align: 0px;\"\/>.<br \/>\nOn raisonne par l&rsquo;absurde et on suppose que la suite <img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-2136f26fcfb814b88197f46d4ded5cd9_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#40;&#102;&#40;&#117;&#95;&#110;&#41;&#41;&#95;&#110;\" title=\"Rendered by QuickLaTeX.com\" height=\"19\" width=\"65\" style=\"vertical-align: -5px;\"\/> ne converge pas vers <img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-21bfcad32dddd87d1f10c4d55bc920e3_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#102;&#40;&#97;&#41;\" title=\"Rendered by QuickLaTeX.com\" height=\"18\" width=\"33\" style=\"vertical-align: -4px;\"\/>.<br \/>\nIl existe donc <img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-99757e9bbac9d822a6a94a1e08c7a705_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#92;&#118;&#97;&#114;&#101;&#112;&#115;&#105;&#108;&#111;&#110;&#32;&#95;&#48;&#32;&#62;&#32;&#48;\" title=\"Rendered by QuickLaTeX.com\" height=\"15\" width=\"49\" style=\"vertical-align: -3px;\"\/> tel que pour tout <img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-25ef495a114e5770c2dbb9667dc45fac_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#107;&#32;&#92;&#105;&#110;&#32;&#92;&#109;&#97;&#116;&#104;&#98;&#98;&#123;&#78;&#125;\" title=\"Rendered by QuickLaTeX.com\" height=\"14\" width=\"44\" style=\"vertical-align: -1px;\"\/>, il existe <img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-c922f610d64338920759ea070369bfe8_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#110;&#95;&#107;&#32;&#62;&#32;&#107;\" title=\"Rendered by QuickLaTeX.com\" height=\"16\" width=\"52\" style=\"vertical-align: -3px;\"\/> tel que <img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-d0d04d876661c930b99812d09232ed36_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#78;&#40;&#102;&#40;&#117;&#95;&#123;&#110;&#95;&#107;&#125;&#41;&#32;&#45;&#32;&#102;&#40;&#97;&#41;&#41;&#32;&#62;&#32;&#92;&#118;&#97;&#114;&#101;&#112;&#115;&#105;&#108;&#111;&#110;&#95;&#48;\" title=\"Rendered by QuickLaTeX.com\" height=\"19\" width=\"175\" style=\"vertical-align: -5px;\"\/> ; on construit ainsi une suite extraite <img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-d495d8f8165e579cf25f72dcc57b9f38_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#40;&#102;&#40;&#117;&#95;&#123;&#92;&#118;&#97;&#114;&#112;&#104;&#105;&#40;&#110;&#41;&#125;&#41;&#95;&#110;\" title=\"Rendered by QuickLaTeX.com\" height=\"21\" width=\"77\" style=\"vertical-align: -7px;\"\/> telle que <img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-c93209edeb626fe801e8354466d83464_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#78;&#40;&#32;&#102;&#40;&#117;&#95;&#123;&#92;&#118;&#97;&#114;&#112;&#104;&#105;&#32;&#40;&#110;&#41;&#125;&#32;&#45;&#32;&#102;&#40;&#97;&#41;&#41;&#32;&#62;&#32;&#92;&#118;&#97;&#114;&#101;&#112;&#115;&#105;&#108;&#111;&#110;&#95;&#48;\" title=\"Rendered by QuickLaTeX.com\" height=\"21\" width=\"180\" style=\"vertical-align: -7px;\"\/>.<br \/>\nOn note <img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-40f6d7a888998b0c8566be4ea4e7a74b_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#65;&#32;&#61;&#32;&#92;&#123;&#32;&#117;&#95;&#123;&#92;&#118;&#97;&#114;&#112;&#104;&#105;&#32;&#40;&#110;&#41;&#125;&#32;&#92;&#44;&#32;&#47;&#32;&#92;&#44;&#32;&#110;&#92;&#44;&#32;&#92;&#105;&#110;&#32;&#92;&#109;&#97;&#116;&#104;&#98;&#98;&#123;&#78;&#125;&#32;&#92;&#125;\" title=\"Rendered by QuickLaTeX.com\" height=\"20\" width=\"156\" style=\"vertical-align: -7px;\"\/> , <img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-5c53d6ebabdbcfa4e107550ea60b1b19_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#97;\" title=\"Rendered by QuickLaTeX.com\" height=\"8\" width=\"9\" style=\"vertical-align: 0px;\"\/> est un point adh\u00e9rent \u00e0 <img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-25b206f25506e6d6f46be832f7119ffa_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#65;\" title=\"Rendered by QuickLaTeX.com\" height=\"12\" width=\"13\" style=\"vertical-align: 0px;\"\/>.<br \/>\n<img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-835e42395e9113a818d9c6fdfdbba350_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#102;&#40;&#97;&#41;&#92;&#59;&#92;&#105;&#110;&#32;&#92;&#59;&#102;&#92;&#108;&#101;&#102;&#116;&#40;&#92;&#111;&#118;&#101;&#114;&#108;&#105;&#110;&#101;&#32;&#65;&#92;&#114;&#105;&#103;&#104;&#116;&#41;\" title=\"Rendered by QuickLaTeX.com\" height=\"22\" width=\"106\" style=\"vertical-align: -7px;\"\/> implique <img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-e9eb632042c0bb8d1311702c717eb1e7_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#102;&#40;&#97;&#41;&#92;&#59;&#92;&#105;&#110;&#32;&#92;&#59;&#92;&#111;&#118;&#101;&#114;&#108;&#105;&#110;&#101;&#123;&#102;&#40;&#65;&#41;&#125;\" title=\"Rendered by QuickLaTeX.com\" height=\"20\" width=\"103\" style=\"vertical-align: -4px;\"\/>.<br \/>\nComme <img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-a73f5495e31d9e690efca4c053c955e7_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#102;&#40;&#65;&#32;&#41;&#61;&#32;&#92;&#123;&#32;&#102;&#40;&#117;&#95;&#123;&#92;&#118;&#97;&#114;&#112;&#104;&#105;&#32;&#40;&#110;&#41;&#125;&#41;&#32;&#92;&#44;&#32;&#47;&#32;&#92;&#44;&#32;&#110;&#92;&#44;&#32;&#92;&#105;&#110;&#32;&#92;&#109;&#97;&#116;&#104;&#98;&#98;&#123;&#78;&#125;&#32;&#92;&#125;\" title=\"Rendered by QuickLaTeX.com\" height=\"21\" width=\"205\" style=\"vertical-align: -7px;\"\/> , pour le r\u00e9el <img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-cc11708f4d9c9ffb9aaab182bcf92cf4_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#92;&#118;&#97;&#114;&#101;&#112;&#115;&#105;&#108;&#111;&#110;&#95;&#48;&#92;&#44;\" title=\"Rendered by QuickLaTeX.com\" height=\"11\" width=\"15\" style=\"vertical-align: -3px;\"\/>, <img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-99b9a26c93669998b295a1be10623afe_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#66;&#95;&#111;&#40;&#102;&#40;&#97;&#41;&#32;&#44;&#32;&#92;&#118;&#97;&#114;&#101;&#112;&#115;&#105;&#108;&#111;&#110;&#95;&#48;&#32;&#41;\" title=\"Rendered by QuickLaTeX.com\" height=\"18\" width=\"91\" style=\"vertical-align: -4px;\"\/> rencontre <img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-10948730dcbfc9f1b69082f71e4092b3_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#102;&#40;&#65;&#41;\" title=\"Rendered by QuickLaTeX.com\" height=\"19\" width=\"37\" style=\"vertical-align: -5px;\"\/> ce qui contredit la construction de la suite <img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-217d03494b403c7a6c472210986a4947_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#40;&#102;&#40;&#117;&#95;&#123;&#92;&#118;&#97;&#114;&#112;&#104;&#105;&#32;&#40;&#110;&#41;&#125;&#41;&#41;&#95;&#110;\" title=\"Rendered by QuickLaTeX.com\" height=\"21\" width=\"84\" style=\"vertical-align: -7px;\"\/>.<br \/>\nOn en d\u00e9duit que la suite <img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-2136f26fcfb814b88197f46d4ded5cd9_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#40;&#102;&#40;&#117;&#95;&#110;&#41;&#41;&#95;&#110;\" title=\"Rendered by QuickLaTeX.com\" height=\"19\" width=\"65\" style=\"vertical-align: -5px;\"\/> converge vers <img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-21bfcad32dddd87d1f10c4d55bc920e3_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#102;&#40;&#97;&#41;\" title=\"Rendered by QuickLaTeX.com\" height=\"18\" width=\"33\" style=\"vertical-align: -4px;\"\/>.<br \/>\n<img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-9c09a708375fde2676da319bcdfe8b24_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#102;\" title=\"Rendered by QuickLaTeX.com\" height=\"16\" width=\"10\" style=\"vertical-align: -4px;\"\/> est donc continue en <img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-5c53d6ebabdbcfa4e107550ea60b1b19_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#97;\" title=\"Rendered by QuickLaTeX.com\" height=\"8\" width=\"9\" style=\"vertical-align: 0px;\"\/>.<\/p>\n<p style=\"text-align: justify;\"><b>Exercice 13<\/b><br \/>\nSoit <img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-56ef1f1d32d019f14b26cb47452f7bf5_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#40;&#69;&#32;&#44;&#32;&#78;&#41;\" title=\"Rendered by QuickLaTeX.com\" height=\"19\" width=\"50\" style=\"vertical-align: -5px;\"\/> un espace vectoriel norm\u00e9.<br \/>\n<i>Question 1\u00a0<\/i><br \/>\nSoient <img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-25b206f25506e6d6f46be832f7119ffa_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#65;\" title=\"Rendered by QuickLaTeX.com\" height=\"12\" width=\"13\" style=\"vertical-align: 0px;\"\/> et <img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-770fd1447ccf2fc229801b486b0d8f8a_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#66;\" title=\"Rendered by QuickLaTeX.com\" height=\"12\" width=\"14\" style=\"vertical-align: 0px;\"\/> deux parties compactes non vides de <img decoding=\"async\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-764e1c770271f92700e1a4fbce46c668_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#69;\" title=\"Rendered by QuickLaTeX.com\" height=\"12\" width=\"14\" style=\"vertical-align: 0px;\"\/>.<br \/>\nMontrer qu&rsquo;il existe <img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-a33a807068cc0a8a0af444dad897b5c0_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#97;&#32;&#92;&#44;&#32;&#123;&#92;&#105;&#110;&#125;&#92;&#44;&#32;&#65;\" title=\"Rendered by QuickLaTeX.com\" height=\"13\" width=\"40\" style=\"vertical-align: -1px;\"\/> et <img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-694c9e16f38ea8db357177622dfde796_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#98;&#92;&#44;&#32;&#123;&#92;&#105;&#110;&#125;&#92;&#44;&#32;&#66;\" title=\"Rendered by QuickLaTeX.com\" height=\"14\" width=\"39\" style=\"vertical-align: -1px;\"\/> tels que <img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-87ff724645d4e7b5a5b59fd29fd2a29f_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#92;&#100;&#105;&#115;&#112;&#108;&#97;&#121;&#115;&#116;&#121;&#108;&#101;&#32;&#78;&#40;&#97;&#32;&#45;&#32;&#98;&#41;&#32;&#61;&#32;&#92;&#109;&#105;&#110;&#95;&#123;&#120;&#92;&#105;&#110;&#32;&#65;&#32;&#44;&#32;&#92;&#44;&#32;&#121;&#32;&#92;&#105;&#110;&#32;&#66;&#125;&#32;&#78;&#40;&#120;&#32;&#45;&#32;&#121;&#41;\" title=\"Rendered by QuickLaTeX.com\" height=\"29\" width=\"226\" style=\"vertical-align: -15px;\"\/>.<\/p>\n<p style=\"text-align: justify;\"><i>Question 2<\/i><br \/>\nOn suppose que <img decoding=\"async\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-764e1c770271f92700e1a4fbce46c668_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#69;\" title=\"Rendered by QuickLaTeX.com\" height=\"12\" width=\"14\" style=\"vertical-align: 0px;\"\/> est un espace vectoriel de dimension finie.<br \/>\nMontrer que le r\u00e9sultat pr\u00e9c\u00e9dent est valable si l&rsquo;on suppose seulement <img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-25b206f25506e6d6f46be832f7119ffa_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#65;\" title=\"Rendered by QuickLaTeX.com\" height=\"12\" width=\"13\" style=\"vertical-align: 0px;\"\/> compact et <img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-770fd1447ccf2fc229801b486b0d8f8a_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#66;\" title=\"Rendered by QuickLaTeX.com\" height=\"12\" width=\"14\" style=\"vertical-align: 0px;\"\/> ferm\u00e9 non vides.<\/p>\n<p style=\"text-align: justify;\"><strong>Corrig\u00e9 de l&rsquo;exercice 13 :\u00a0<\/strong><\/p>\n<p style=\"text-align: justify;\">Question 1 :<\/p>\n<p style=\"text-align: justify;\">On consid\u00e8re l&rsquo;application <img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-8867417456ebd0eb4d3776c3f750e913_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#92;&#113;&#117;&#97;&#100;&#32;&#92;&#113;&#117;&#97;&#100;&#32;&#102;&#32;&#58;&#32;&#69;&#32;&#92;&#116;&#105;&#109;&#101;&#115;&#32;&#69;&#32;&#92;&#114;&#105;&#103;&#104;&#116;&#97;&#114;&#114;&#111;&#119;&#32;&#69;&#32;&#32;&#44;&#32;&#92;&#59;&#32;&#40;&#120;&#32;&#44;&#92;&#44;&#32;&#121;&#41;&#32;&#92;&#109;&#97;&#112;&#115;&#116;&#111;&#32;&#120;&#32;&#45;&#32;&#121;\" title=\"Rendered by QuickLaTeX.com\" height=\"18\" width=\"243\" style=\"vertical-align: -4px;\"\/><\/p>\n<p style=\"text-align: justify;\">On utilise la norme <img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-624f508d979b0737900710d62b51a29e_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#78;&#39;\" title=\"Rendered by QuickLaTeX.com\" height=\"14\" width=\"20\" style=\"vertical-align: 0px;\"\/> sur\u00a0 <img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-b636e0dada2d275cad5a10485cf3b3bc_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#69;&#94;&#50;\" title=\"Rendered by QuickLaTeX.com\" height=\"15\" width=\"21\" style=\"vertical-align: 0px;\"\/>\u00a0 d\u00e9finie par :\u00a0 <img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-9582ce83cb20bd13132ab118f71b1fb4_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#78;&#39;&#40;&#120;&#44;&#32;&#92;&#44;&#121;&#32;&#41;&#32;&#61;&#32;&#92;&#109;&#97;&#120;&#32;&#92;&#123;&#32;&#78;&#40;&#120;&#41;&#32;&#44;&#92;&#44;&#32;&#78;&#40;&#121;&#41;&#92;&#125;\" title=\"Rendered by QuickLaTeX.com\" height=\"19\" width=\"229\" style=\"vertical-align: -5px;\"\/> ;\u00a0 <img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-9c09a708375fde2676da319bcdfe8b24_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#102;\" title=\"Rendered by QuickLaTeX.com\" height=\"16\" width=\"10\" style=\"vertical-align: -4px;\"\/> est une application lin\u00e9aire de <img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-b63eb77771e39b613324b682f6ad630d_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#40;&#69;&#94;&#50;&#44;&#32;&#92;&#44;&#32;&#78;&#39;&#41;\" title=\"Rendered by QuickLaTeX.com\" height=\"19\" width=\"65\" style=\"vertical-align: -4px;\"\/> dans <img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-55d49ce829510175736b4b9ac1bc5c3f_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#40;&#69;&#32;&#44;&#92;&#44;&#32;&#78;&#41;\" title=\"Rendered by QuickLaTeX.com\" height=\"18\" width=\"53\" style=\"vertical-align: -4px;\"\/> v\u00e9rifiant : <img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-161c91ff4a68a3c4fdddc2011e28ff3a_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#92;&#102;&#111;&#114;&#97;&#108;&#108;&#92;&#44;&#32;&#40;&#120;&#44;&#32;&#92;&#44;&#121;&#41;&#32;&#92;&#105;&#110;&#32;&#69;&#94;&#50;\" title=\"Rendered by QuickLaTeX.com\" height=\"19\" width=\"100\" style=\"vertical-align: -4px;\"\/>,\u00a0 <img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-30863042dee93f9406c67199b6793a84_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#78;&#40;&#32;&#102;&#40;&#120;&#32;&#44;&#32;&#92;&#44;&#121;&#41;&#41;&#32;&#92;&#44;&#32;&#123;&#92;&#108;&#101;&#113;&#125;&#92;&#44;&#32;&#78;&#40;&#120;&#41;&#32;&#43;&#32;&#78;&#40;&#121;&#41;&#32;&#92;&#44;&#32;&#123;&#92;&#108;&#101;&#113;&#125;&#92;&#44;&#32;&#50;&#32;&#92;&#44;&#78;&#39;&#40;&#120;&#44;&#32;&#92;&#44;&#121;&#41;\" title=\"Rendered by QuickLaTeX.com\" height=\"18\" width=\"301\" style=\"vertical-align: -4px;\"\/>.<br \/>\nEn utilisant la lin\u00e9arit\u00e9 de<img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-9c09a708375fde2676da319bcdfe8b24_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#102;\" title=\"Rendered by QuickLaTeX.com\" height=\"16\" width=\"10\" style=\"vertical-align: -4px;\"\/>, on en d\u00e9duit que <img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-9c09a708375fde2676da319bcdfe8b24_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#102;\" title=\"Rendered by QuickLaTeX.com\" height=\"16\" width=\"10\" style=\"vertical-align: -4px;\"\/> est lipschitizienne donc continue.<\/p>\n<p style=\"text-align: justify;\">On en d\u00e9duit que <img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-144cf1b5aaa5bbe097a1fb682a8c6011_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#92;&#113;&#117;&#97;&#100;&#32;&#92;&#113;&#117;&#97;&#100;&#32;&#103;&#32;&#58;&#32;&#69;&#32;&#94;&#50;&#32;&#92;&#114;&#105;&#103;&#104;&#116;&#97;&#114;&#114;&#111;&#119;&#32;&#92;&#109;&#97;&#116;&#104;&#98;&#98;&#123;&#82;&#125;&#32;&#44;&#32;&#92;&#59;&#32;&#40;&#120;&#44;&#32;&#92;&#44;&#121;&#41;&#32;&#92;&#109;&#97;&#112;&#115;&#116;&#111;&#32;&#78;&#40;&#120;&#32;&#45;&#32;&#121;&#41;&#92;&#113;&#117;&#97;&#100;&#32;&#92;&#113;&#117;&#97;&#100;\" title=\"Rendered by QuickLaTeX.com\" height=\"19\" width=\"241\" style=\"vertical-align: -4px;\"\/> est continue.<br \/>\n<img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-a1d32ed9d4b838a38b0d8097a859eb53_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#65;&#32;&#92;&#116;&#105;&#109;&#101;&#115;&#32;&#66;\" title=\"Rendered by QuickLaTeX.com\" height=\"13\" width=\"49\" style=\"vertical-align: 0px;\"\/> est une partie compacte de <img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-a3f1686f609bf8eec2a20a327a32fe86_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#40;&#69;&#94;&#50;&#44;&#32;&#92;&#44;&#78;&#39;&#41;\" title=\"Rendered by QuickLaTeX.com\" height=\"19\" width=\"65\" style=\"vertical-align: -4px;\"\/>, donc <img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-d208fd391fa57c168dc0f151de829fee_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#103;\" title=\"Rendered by QuickLaTeX.com\" height=\"12\" width=\"9\" style=\"vertical-align: -4px;\"\/> admet un minimum sur <img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-a1d32ed9d4b838a38b0d8097a859eb53_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#65;&#32;&#92;&#116;&#105;&#109;&#101;&#115;&#32;&#66;\" title=\"Rendered by QuickLaTeX.com\" height=\"13\" width=\"49\" style=\"vertical-align: 0px;\"\/>, il existe donc <img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-b64ebc020a1cf757cf659e24f3816d6e_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#40;&#97;&#44;&#92;&#44;&#32;&#98;&#41;&#32;&#92;&#105;&#110;&#32;&#92;&#32;&#65;&#32;&#92;&#116;&#105;&#109;&#101;&#115;&#32;&#66;\" title=\"Rendered by QuickLaTeX.com\" height=\"18\" width=\"117\" style=\"vertical-align: -4px;\"\/> tel que <img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-931b55d138a9dd3651e9031eeea55b99_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#92;&#100;&#105;&#115;&#112;&#108;&#97;&#121;&#115;&#116;&#121;&#108;&#101;&#32;&#78;&#40;&#97;&#32;&#45;&#32;&#98;&#41;&#32;&#61;&#32;&#92;&#109;&#105;&#110;&#95;&#123;&#120;&#92;&#105;&#110;&#32;&#65;&#32;&#44;&#92;&#44;&#32;&#121;&#32;&#92;&#105;&#110;&#32;&#66;&#125;&#32;&#78;&#40;&#120;&#32;&#45;&#32;&#121;&#41;\" title=\"Rendered by QuickLaTeX.com\" height=\"29\" width=\"226\" style=\"vertical-align: -15px;\"\/>.<\/p>\n<p style=\"text-align: justify;\">Question 2 :<\/p>\n<div style=\"text-align: justify;\"><img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-2b6e225d778ccd32cb2bd9cc4eaead9a_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#92;&#98;&#117;&#108;&#108;&#101;&#116;\" title=\"Rendered by QuickLaTeX.com\" height=\"7\" width=\"8\" style=\"vertical-align: 1px;\"\/> <img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-94b023b9760232ebe780dd79d86e05ef_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#92;&#123;&#32;&#78;&#40;&#120;&#32;&#45;&#32;&#121;&#32;&#41;&#32;&#92;&#44;&#32;&#47;&#92;&#44;&#32;&#120;&#32;&#92;&#105;&#110;&#32;&#65;&#32;&#44;&#32;&#92;&#44;&#121;&#32;&#92;&#105;&#110;&#32;&#66;&#32;&#92;&#125;\" title=\"Rendered by QuickLaTeX.com\" height=\"19\" width=\"203\" style=\"vertical-align: -5px;\"\/> est une partie non vide de <img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-a6e421454947c585b8fb5ae10299f873_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#92;&#109;&#97;&#116;&#104;&#98;&#98;&#123;&#82;&#125;\" title=\"Rendered by QuickLaTeX.com\" height=\"12\" width=\"13\" style=\"vertical-align: 0px;\"\/>, minor\u00e9e par 0, elle admet donc une borne inf\u00e9rieure <img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-6b41df788161942c6f98604d37de8098_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#109;\" title=\"Rendered by QuickLaTeX.com\" height=\"8\" width=\"15\" style=\"vertical-align: 0px;\"\/>.<br \/>\n<img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-2b6e225d778ccd32cb2bd9cc4eaead9a_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#92;&#98;&#117;&#108;&#108;&#101;&#116;\" title=\"Rendered by QuickLaTeX.com\" height=\"7\" width=\"8\" style=\"vertical-align: 1px;\"\/> Par caract\u00e9risation de la borne inf\u00e9rieure, pour tout <img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-7008c62f268bcc17a3906985979f8a7d_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#110;&#32;&#92;&#44;&#32;&#92;&#105;&#110;&#92;&#44;&#32;&#92;&#109;&#97;&#116;&#104;&#98;&#98;&#123;&#78;&#125;&#94;&#42;\" title=\"Rendered by QuickLaTeX.com\" height=\"14\" width=\"57\" style=\"vertical-align: -1px;\"\/>, il existe <img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-4560a75381fea6f3f6587346d6f7a0c0_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#97;&#95;&#110;&#32;&#92;&#105;&#110;&#32;&#65;\" title=\"Rendered by QuickLaTeX.com\" height=\"15\" width=\"53\" style=\"vertical-align: -3px;\"\/> et <img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-7db96527d797aa94699120e72cc3faf2_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#98;&#95;&#110;&#32;&#92;&#105;&#110;&#32;&#66;\" title=\"Rendered by QuickLaTeX.com\" height=\"16\" width=\"52\" style=\"vertical-align: -3px;\"\/> tels que <img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-e2ef7e24e8f22c02eba08318573baf72_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#92;&#113;&#117;&#97;&#100;&#32;&#92;&#113;&#117;&#97;&#100;&#32;&#109;&#32;&#92;&#108;&#101;&#113;&#32;&#78;&#40;&#97;&#95;&#110;&#32;&#45;&#32;&#98;&#95;&#110;&#32;&#41;&#92;&#108;&#101;&#113;&#32;&#109;&#32;&#43;&#32;&#49;&#47;&#110;\" title=\"Rendered by QuickLaTeX.com\" height=\"19\" width=\"216\" style=\"vertical-align: -5px;\"\/>.<br \/>\nLa suite <img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-5e96f148a365953fee64ee4e26c6a90b_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#40;&#97;&#95;&#110;&#41;&#95;&#110;\" title=\"Rendered by QuickLaTeX.com\" height=\"18\" width=\"39\" style=\"vertical-align: -4px;\"\/> est une suite de la partie compacte <img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-25b206f25506e6d6f46be832f7119ffa_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#65;\" title=\"Rendered by QuickLaTeX.com\" height=\"12\" width=\"13\" style=\"vertical-align: 0px;\"\/>, il existe une suite extraite <img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-dad08e9c9ba775500b482ed1d2c34e93_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#40;&#97;&#32;&#95;&#123;&#92;&#118;&#97;&#114;&#112;&#104;&#105;&#40;&#110;&#41;&#125;&#41;&#95;&#110;\" title=\"Rendered by QuickLaTeX.com\" height=\"21\" width=\"59\" style=\"vertical-align: -7px;\"\/> qui converge vers <img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-c4ec6fa83be21d61d9b7c838ab3be4d3_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#97;&#92;&#44;&#32;&#92;&#105;&#110;&#92;&#44;&#32;&#65;\" title=\"Rendered by QuickLaTeX.com\" height=\"13\" width=\"50\" style=\"vertical-align: -1px;\"\/>.<br \/>\n<img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-2b6e225d778ccd32cb2bd9cc4eaead9a_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#92;&#98;&#117;&#108;&#108;&#101;&#116;\" title=\"Rendered by QuickLaTeX.com\" height=\"7\" width=\"8\" style=\"vertical-align: 1px;\"\/> La suite <img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-9a31b71d747ec2f6e369d837996879df_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#40;&#97;&#95;&#32;&#123;&#92;&#118;&#97;&#114;&#112;&#104;&#105;&#40;&#110;&#41;&#32;&#125;&#32;&#45;&#32;&#97;&#32;&#41;&#95;&#110;\" title=\"Rendered by QuickLaTeX.com\" height=\"21\" width=\"90\" style=\"vertical-align: -7px;\"\/> est une suite convergente donc born\u00e9e.<br \/>\nSoit <img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-27bf127425633070ac7c5a2dcbe64602_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#77;&#32;&#62;&#32;&#48;\" title=\"Rendered by QuickLaTeX.com\" height=\"12\" width=\"52\" style=\"vertical-align: 0px;\"\/> tel que pour tout <img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-90dfe4768bfa5842274340262040a00b_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#110;&#32;&#92;&#105;&#110;&#32;&#92;&#109;&#97;&#116;&#104;&#98;&#98;&#123;&#78;&#125;&#94;&#42;\" title=\"Rendered by QuickLaTeX.com\" height=\"14\" width=\"51\" style=\"vertical-align: -1px;\"\/>, <img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-fb6b1cc1e00441e7cee4fe25290b4fc4_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#78;&#40;&#97;&#95;&#123;&#92;&#118;&#97;&#114;&#112;&#104;&#105;&#40;&#110;&#41;&#32;&#125;&#32;&#45;&#32;&#97;&#41;&#32;&#92;&#108;&#101;&#113;&#32;&#77;\" title=\"Rendered by QuickLaTeX.com\" height=\"21\" width=\"142\" style=\"vertical-align: -7px;\"\/>.<br \/>\nPour tout <img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-90dfe4768bfa5842274340262040a00b_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#110;&#32;&#92;&#105;&#110;&#32;&#92;&#109;&#97;&#116;&#104;&#98;&#98;&#123;&#78;&#125;&#94;&#42;\" title=\"Rendered by QuickLaTeX.com\" height=\"14\" width=\"51\" style=\"vertical-align: -1px;\"\/>, <img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-e4dcad9fd5c170627b36329cfa411dfc_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#78;&#40;&#98;&#95;&#123;&#92;&#118;&#97;&#114;&#112;&#104;&#105;&#40;&#110;&#41;&#32;&#125;&#32;&#45;&#32;&#97;&#41;&#32;&#92;&#108;&#101;&#113;&#32;&#78;&#40;&#98;&#95;&#123;&#92;&#118;&#97;&#114;&#112;&#104;&#105;&#40;&#110;&#41;&#32;&#125;&#32;&#45;&#32;&#97;&#95;&#123;&#92;&#118;&#97;&#114;&#112;&#104;&#105;&#40;&#110;&#41;&#32;&#125;&#41;\" title=\"Rendered by QuickLaTeX.com\" height=\"21\" width=\"246\" style=\"vertical-align: -7px;\"\/><br \/>\n<img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-9cb86aa234beab5e6821b79cea796748_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#43;&#32;&#78;&#40;&#97;&#95;&#123;&#92;&#118;&#97;&#114;&#112;&#104;&#105;&#40;&#110;&#41;&#32;&#125;&#32;&#45;&#32;&#97;&#41;&#32;&#92;&#108;&#101;&#113;&#32;&#109;&#32;&#43;&#32;&#49;&#32;&#43;&#32;&#77;\" title=\"Rendered by QuickLaTeX.com\" height=\"21\" width=\"223\" style=\"vertical-align: -7px;\"\/><br \/>\nLa suite <img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-6145e6c85124c8bb910a9031ff23e1b7_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#40;&#98;&#95;&#123;&#92;&#118;&#97;&#114;&#112;&#104;&#105;&#40;&#110;&#41;&#32;&#125;&#41;&#95;&#110;\" title=\"Rendered by QuickLaTeX.com\" height=\"21\" width=\"57\" style=\"vertical-align: -7px;\"\/> est une suite born\u00e9e d&rsquo;un espace vectoriel de dimension finie, il existe une suite extraite <img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-396113c8222dafb2155d1881c9a6d400_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#40;&#98;&#95;&#123;&#92;&#118;&#97;&#114;&#112;&#104;&#105;&#40;&#92;&#112;&#115;&#105;&#32;&#40;&#110;&#41;&#32;&#41;&#125;&#41;&#95;&#110;\" title=\"Rendered by QuickLaTeX.com\" height=\"21\" width=\"77\" style=\"vertical-align: -7px;\"\/> qui converge vers <img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-f56d50c26583f9a035ff6b4e3c0ca5c0_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#98;\" title=\"Rendered by QuickLaTeX.com\" height=\"13\" width=\"8\" style=\"vertical-align: 0px;\"\/>. Comme c&rsquo;est une suite convergente du ferm\u00e9 <img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-770fd1447ccf2fc229801b486b0d8f8a_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#66;\" title=\"Rendered by QuickLaTeX.com\" height=\"12\" width=\"14\" style=\"vertical-align: 0px;\"\/>, elle converge vers <img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-2b45141536312690913341d78ce05a8f_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#98;&#32;&#92;&#105;&#110;&#32;&#66;\" title=\"Rendered by QuickLaTeX.com\" height=\"14\" width=\"43\" style=\"vertical-align: -1px;\"\/>.<br \/>\nOn note <img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-2e3c196256cfaae86a8c98085bfa30e9_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#92;&#116;&#104;&#101;&#116;&#97;&#32;&#61;&#32;&#92;&#118;&#97;&#114;&#112;&#104;&#105;&#32;&#92;&#99;&#105;&#114;&#99;&#32;&#92;&#112;&#115;&#105;\" title=\"Rendered by QuickLaTeX.com\" height=\"16\" width=\"73\" style=\"vertical-align: -4px;\"\/>.<br \/>\nLa suite <img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-a192687a19ddaa0ca516cb87272642ff_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#40;&#97;&#95;&#123;&#92;&#116;&#104;&#101;&#116;&#97;&#40;&#110;&#41;&#32;&#125;&#41;&#95;&#110;\" title=\"Rendered by QuickLaTeX.com\" height=\"21\" width=\"57\" style=\"vertical-align: -7px;\"\/>, extraite de la suite convergente <img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-2ccf624933221fc37b592d2bee1a4122_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#40;&#97;&#95;&#32;&#123;&#92;&#118;&#97;&#114;&#112;&#104;&#105;&#40;&#110;&#41;&#32;&#125;&#32;&#41;&#95;&#110;&#92;&#44;\" title=\"Rendered by QuickLaTeX.com\" height=\"21\" width=\"59\" style=\"vertical-align: -7px;\"\/>,\u00a0 converge vers <img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-5c53d6ebabdbcfa4e107550ea60b1b19_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#97;\" title=\"Rendered by QuickLaTeX.com\" height=\"8\" width=\"9\" style=\"vertical-align: 0px;\"\/>.<br \/>\n<img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-2b6e225d778ccd32cb2bd9cc4eaead9a_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#92;&#98;&#117;&#108;&#108;&#101;&#116;\" title=\"Rendered by QuickLaTeX.com\" height=\"7\" width=\"8\" style=\"vertical-align: 1px;\"\/> Puis en passant \u00e0 la limite dans l&rsquo;in\u00e9galit\u00e9<br \/>\n<img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-979b28cbdf172fd0824ee2921339ed99_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#92;&#113;&#117;&#97;&#100;&#92;&#100;&#105;&#115;&#112;&#108;&#97;&#121;&#115;&#116;&#121;&#108;&#101;&#32;&#109;&#92;&#59;&#32;&#92;&#108;&#101;&#32;&#32;&#92;&#59;&#32;&#78;&#40;&#97;&#95;&#123;&#92;&#116;&#104;&#101;&#116;&#97;&#40;&#110;&#41;&#32;&#125;&#45;&#98;&#95;&#123;&#92;&#116;&#104;&#101;&#116;&#97;&#32;&#40;&#110;&#41;&#125;&#41;&#92;&#44;&#32;&#92;&#59;&#32;&#92;&#108;&#101;&#113;&#92;&#59;&#32;&#92;&#102;&#114;&#97;&#99;&#32;&#49;&#123;&#92;&#116;&#104;&#101;&#116;&#97;&#32;&#40;&#110;&#41;&#125;&#43;&#109;\" title=\"Rendered by QuickLaTeX.com\" height=\"40\" width=\"281\" style=\"vertical-align: -16px;\"\/>, on obtient <img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-ba468cc84ef0d34712dc39e21c8d8b3e_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#109;&#32;&#92;&#108;&#101;&#113;&#32;&#78;&#40;&#97;&#32;&#45;&#32;&#32;&#98;&#41;&#32;&#92;&#108;&#101;&#113;&#32;&#109;\" title=\"Rendered by QuickLaTeX.com\" height=\"18\" width=\"146\" style=\"vertical-align: -4px;\"\/>.<\/div>\n<div style=\"text-align: justify;\">Donc <img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-6b41df788161942c6f98604d37de8098_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#109;\" title=\"Rendered by QuickLaTeX.com\" height=\"8\" width=\"15\" style=\"vertical-align: 0px;\"\/> est un minimum.<\/div>\n<div><\/div>\n<div style=\"text-align: justify;\">Tous les cours de Maths au programme de Maths Sp\u00e9 peuvent \u00eatre travaill\u00e9s et anticip\u00e9s par les \u00e9tudiants gr\u00e2ce aux cours en ligne de Maths en Maths Sp\u00e9, il est alors possible de r\u00e9viser seul chez soi les notions importantes des chapitres suivants :<\/div>\n<ul>\n<li><a href=\"https:\/\/groupe-reussite.fr\/ressources\/cours-en-ligne-suites-series-fonctions-maths-spe\/\">les suites et s\u00e9ries de fonctions<\/a><\/li>\n<li><a href=\"https:\/\/groupe-reussite.fr\/ressources\/cours-en-ligne-integration-intervalle-quelconque-maths-spe\/\">l&rsquo;int\u00e9gration sur un intervalle quelconque<\/a><\/li>\n<li><a href=\"https:\/\/groupe-reussite.fr\/ressources\/cours-en-ligne-series-entieres-maths-spe\/\">les s\u00e9ries enti\u00e8res<\/a><\/li>\n<li><a href=\"https:\/\/groupe-reussite.fr\/ressources\/cours-en-ligne-denombrements-maths-spe\/\">le d\u00e9nombrement<\/a><\/li>\n<li><a href=\"https:\/\/groupe-reussite.fr\/ressources\/cours-en-ligne-integrales-parametre-maths-spe\/\">les int\u00e9grales \u00e0 param\u00e8tre<\/a><\/li>\n<\/ul>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/section>\n<\/div>\n","protected":false},"excerpt":{"rendered":"<p>Espaces vectoriels norm\u00e9s en MP, PC, PSI R\u00e9sum\u00e9 de cours Exercices et corrig\u00e9s Exercices et corrig\u00e9s sur les espaces vectoriels norm\u00e9s et topologie 1. Sur les normes Exercice 1 Soit l&rsquo;ensemble des suites r\u00e9elles born\u00e9es. On rappelle que d\u00e9finit une norme sur . On d\u00e9finit . Question 1 Montrer que est une norme sur . [&hellip;]<\/p>\n","protected":false},"author":6,"featured_media":0,"parent":0,"menu_order":0,"comment_status":"closed","ping_status":"closed","template":"","meta":{"ocean_post_layout":"full-screen","ocean_both_sidebars_style":"","ocean_both_sidebars_content_width":0,"ocean_both_sidebars_sidebars_width":0,"ocean_sidebar":"ressource","ocean_second_sidebar":"0","ocean_disable_margins":"enable","ocean_add_body_class":"","ocean_shortcode_before_top_bar":"","ocean_shortcode_after_top_bar":"","ocean_shortcode_before_header":"","ocean_shortcode_after_header":"","ocean_has_shortcode":"","ocean_shortcode_after_title":"","ocean_shortcode_before_footer_widgets":"","ocean_shortcode_after_footer_widgets":"","ocean_shortcode_before_footer_bottom":"","ocean_shortcode_after_footer_bottom":"","ocean_display_top_bar":"default","ocean_display_header":"default","ocean_header_style":"","ocean_center_header_left_menu":"0","ocean_custom_header_template":"0","ocean_custom_logo":0,"ocean_custom_retina_logo":0,"ocean_custom_logo_max_width":0,"ocean_custom_logo_tablet_max_width":0,"ocean_custom_logo_mobile_max_width":0,"ocean_custom_logo_max_height":0,"ocean_custom_logo_tablet_max_height":0,"ocean_custom_logo_mobile_max_height":0,"ocean_header_custom_menu":"0","ocean_menu_typo_font_family":"0","ocean_menu_typo_font_subset":"","ocean_menu_typo_font_size":0,"ocean_menu_typo_font_size_tablet":0,"ocean_menu_typo_font_size_mobile":0,"ocean_menu_typo_font_size_unit":"px","ocean_menu_typo_font_weight":"","ocean_menu_typo_font_weight_tablet":"","ocean_menu_typo_font_weight_mobile":"","ocean_menu_typo_transform":"","ocean_menu_typo_transform_tablet":"","ocean_menu_typo_transform_mobile":"","ocean_menu_typo_line_height":0,"ocean_menu_typo_line_height_tablet":0,"ocean_menu_typo_line_height_mobile":0,"ocean_menu_typo_line_height_unit":"","ocean_menu_typo_spacing":0,"ocean_menu_typo_spacing_tablet":0,"ocean_menu_typo_spacing_mobile":0,"ocean_menu_typo_spacing_unit":"","ocean_menu_link_color":"","ocean_menu_link_color_hover":"","ocean_menu_link_color_active":"","ocean_menu_link_background":"","ocean_menu_link_hover_background":"","ocean_menu_link_active_background":"","ocean_menu_social_links_bg":"","ocean_menu_social_hover_links_bg":"","ocean_menu_social_links_color":"","ocean_menu_social_hover_links_color":"","ocean_disable_title":"on","ocean_disable_heading":"on","ocean_post_title":"","ocean_post_subheading":"","ocean_post_title_style":"","ocean_post_title_background_color":"","ocean_post_title_background":0,"ocean_post_title_bg_image_position":"","ocean_post_title_bg_image_attachment":"","ocean_post_title_bg_image_repeat":"","ocean_post_title_bg_image_size":"","ocean_post_title_height":0,"ocean_post_title_bg_overlay":0.5,"ocean_post_title_bg_overlay_color":"","ocean_disable_breadcrumbs":"on","ocean_breadcrumbs_color":"","ocean_breadcrumbs_separator_color":"","ocean_breadcrumbs_links_color":"","ocean_breadcrumbs_links_hover_color":"","ocean_display_footer_widgets":"default","ocean_display_footer_bottom":"default","ocean_custom_footer_template":"0","footnotes":""},"class_list":["post-38517","page","type-page","status-publish","entry"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v28.1 - 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