{"id":26082,"date":"2019-05-15T15:04:10","date_gmt":"2019-05-15T14:04:10","guid":{"rendered":"https:\/\/groupe-reussite.fr\/?page_id=26082"},"modified":"2024-04-11T15:33:33","modified_gmt":"2024-04-11T14:33:33","slug":"cours-en-ligne-geometrie-dans-espace-terminale","status":"publish","type":"page","link":"https:\/\/groupe-reussite.fr\/ressources\/cours-en-ligne-geometrie-dans-espace-terminale\/","title":{"rendered":"Cours, exercices et corrig\u00e9s sur la g\u00e9om\u00e9trie dans l&rsquo;espace en Terminale"},"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=\"85134\" class=\"elementor elementor-85134\">\n\t\t\t\t\t\t<div class=\"elementor-inner\">\n\t\t\t\t<div class=\"elementor-section-wrap\">\n\t\t\t\t\t\t\t\t\t<section class=\"has_ae_slider elementor-section elementor-top-section elementor-element elementor-element-10da350a elementor-section-content-bottom elementor-section-boxed elementor-section-height-default elementor-section-height-default ae-bg-gallery-type-default\" data-id=\"10da350a\" data-element_type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-no\">\n\t\t\t\t\t\t\t<div class=\"elementor-row\">\n\t\t\t\t\t<div class=\"has_ae_slider elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-4b0929de sticky_badeau_colone strick_col ae-bg-gallery-type-default\" data-id=\"4b0929de\" data-element_type=\"column\" data-settings=\"{&quot;background_background&quot;:&quot;classic&quot;}\">\n\t\t\t<div class=\"elementor-column-wrap\">\n\t\t\t\t\t\t\t<div class=\"elementor-widget-wrap\">\n\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t\t\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-68eecbf elementor-section-boxed elementor-section-height-default elementor-section-height-default ae-bg-gallery-type-default\" data-id=\"68eecbf\" data-element_type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-no\">\n\t\t\t\t\t\t\t<div class=\"elementor-row\">\n\t\t\t\t\t<div class=\"has_ae_slider elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-3c6e4a1c strick_col ae-bg-gallery-type-default\" data-id=\"3c6e4a1c\" data-element_type=\"column\" data-settings=\"{&quot;background_background&quot;:&quot;classic&quot;}\">\n\t\t\t<div class=\"elementor-column-wrap elementor-element-populated\">\n\t\t\t\t\t\t\t<div class=\"elementor-widget-wrap\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-5e2a6b8d elementor-widget elementor-widget-heading\" data-id=\"5e2a6b8d\" data-element_type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t<p class=\"elementor-heading-title elementor-size-default\"><a href=\"https:\/\/groupe-reussite.fr\/ressources\/cours-en-ligne-terminale-maths\/\">Cours en ligne Maths en Terminale<\/a><\/p>\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-b2d17b9 elementor-widget elementor-widget-heading\" data-id=\"b2d17b9\" data-element_type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t<p class=\"elementor-heading-title elementor-size-default\">Chapitres Maths en Terminale G\u00e9n\u00e9rale<\/p>\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-4afe09ff elementor-align-justify elementor-widget elementor-widget-button\" data-id=\"4afe09ff\" data-element_type=\"widget\" data-widget_type=\"button.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<div class=\"elementor-button-wrapper\">\n\t\t\t<a href=\"https:\/\/groupe-reussite.fr\/ressources\/cours-en-ligne-recurrence-terminale\/\" class=\"elementor-button-link elementor-button elementor-size-sm\" role=\"button\">\n\t\t\t\t\t\t<span class=\"elementor-button-content-wrapper\">\n\t\t\t\t\t\t<span class=\"elementor-button-text\">Raisonnement et r\u00e9currence<\/span>\n\t\t<\/span>\n\t\t\t\t\t<\/a>\n\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-16c8edd8 elementor-align-justify elementor-widget elementor-widget-button\" data-id=\"16c8edd8\" data-element_type=\"widget\" data-widget_type=\"button.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<div class=\"elementor-button-wrapper\">\n\t\t\t<a href=\"https:\/\/groupe-reussite.fr\/ressources\/cours-en-ligne-suites-terminale\/\" class=\"elementor-button-link elementor-button elementor-size-sm\" role=\"button\">\n\t\t\t\t\t\t<span class=\"elementor-button-content-wrapper\">\n\t\t\t\t\t\t<span class=\"elementor-button-text\">Les suites<\/span>\n\t\t<\/span>\n\t\t\t\t\t<\/a>\n\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-3bb57f03 elementor-align-justify elementor-widget elementor-widget-button\" data-id=\"3bb57f03\" data-element_type=\"widget\" data-widget_type=\"button.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<div class=\"elementor-button-wrapper\">\n\t\t\t<a href=\"https:\/\/groupe-reussite.fr\/ressources\/cours-en-ligne-limites-fonctions-terminale\/\" class=\"elementor-button-link elementor-button elementor-size-sm\" role=\"button\">\n\t\t\t\t\t\t<span class=\"elementor-button-content-wrapper\">\n\t\t\t\t\t\t<span class=\"elementor-button-text\">Les limites<\/span>\n\t\t<\/span>\n\t\t\t\t\t<\/a>\n\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-7b9945a3 elementor-align-justify elementor-widget elementor-widget-button\" data-id=\"7b9945a3\" data-element_type=\"widget\" data-widget_type=\"button.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<div class=\"elementor-button-wrapper\">\n\t\t\t<a href=\"https:\/\/groupe-reussite.fr\/ressources\/cours-en-ligne-continuite-terminale\/\" class=\"elementor-button-link elementor-button elementor-size-sm\" role=\"button\">\n\t\t\t\t\t\t<span class=\"elementor-button-content-wrapper\">\n\t\t\t\t\t\t<span class=\"elementor-button-text\">Continuit\u00e9<\/span>\n\t\t<\/span>\n\t\t\t\t\t<\/a>\n\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-752f886a elementor-align-justify elementor-widget elementor-widget-button\" data-id=\"752f886a\" data-element_type=\"widget\" data-widget_type=\"button.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<div class=\"elementor-button-wrapper\">\n\t\t\t<a href=\"https:\/\/groupe-reussite.fr\/ressources\/cours-en-ligne-algorithmique-terminale\/\" class=\"elementor-button-link elementor-button elementor-size-sm\" role=\"button\">\n\t\t\t\t\t\t<span class=\"elementor-button-content-wrapper\">\n\t\t\t\t\t\t<span class=\"elementor-button-text\">Algorithmique<\/span>\n\t\t<\/span>\n\t\t\t\t\t<\/a>\n\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-1446b89c elementor-align-justify elementor-widget elementor-widget-button\" data-id=\"1446b89c\" data-element_type=\"widget\" data-widget_type=\"button.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<div class=\"elementor-button-wrapper\">\n\t\t\t<a href=\"https:\/\/groupe-reussite.fr\/ressources\/cours-en-ligne-fonction-exponentielle\/\" class=\"elementor-button-link elementor-button elementor-size-sm\" role=\"button\">\n\t\t\t\t\t\t<span class=\"elementor-button-content-wrapper\">\n\t\t\t\t\t\t<span class=\"elementor-button-text\">Fonctions exponentielles<\/span>\n\t\t<\/span>\n\t\t\t\t\t<\/a>\n\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-53f6eff0 elementor-align-justify elementor-widget elementor-widget-button\" data-id=\"53f6eff0\" data-element_type=\"widget\" data-widget_type=\"button.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<div class=\"elementor-button-wrapper\">\n\t\t\t<a href=\"https:\/\/groupe-reussite.fr\/ressources\/cours-en-ligne-fonction-logarithme-terminale\/\" class=\"elementor-button-link elementor-button elementor-size-sm\" role=\"button\">\n\t\t\t\t\t\t<span class=\"elementor-button-content-wrapper\">\n\t\t\t\t\t\t<span class=\"elementor-button-text\">Fonctions logarithmes<\/span>\n\t\t<\/span>\n\t\t\t\t\t<\/a>\n\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-6c1ead01 elementor-align-justify elementor-widget elementor-widget-button\" data-id=\"6c1ead01\" data-element_type=\"widget\" data-widget_type=\"button.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<div class=\"elementor-button-wrapper\">\n\t\t\t<a href=\"https:\/\/groupe-reussite.fr\/ressources\/cours-en-ligne-fonctions-trigonometriques-terminale\/\" class=\"elementor-button-link elementor-button elementor-size-sm\" role=\"button\">\n\t\t\t\t\t\t<span class=\"elementor-button-content-wrapper\">\n\t\t\t\t\t\t<span class=\"elementor-button-text\">Fonctions trigonom\u00e9triques<\/span>\n\t\t<\/span>\n\t\t\t\t\t<\/a>\n\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-2da72d22 elementor-align-justify elementor-widget elementor-widget-button\" data-id=\"2da72d22\" data-element_type=\"widget\" data-widget_type=\"button.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<div class=\"elementor-button-wrapper\">\n\t\t\t<a href=\"https:\/\/groupe-reussite.fr\/ressources\/cours-en-ligne-conditionnement-independance-terminale\/\" class=\"elementor-button-link elementor-button elementor-size-sm\" role=\"button\">\n\t\t\t\t\t\t<span class=\"elementor-button-content-wrapper\">\n\t\t\t\t\t\t<span class=\"elementor-button-text\">Conditionnement et ind\u00e9pendance<\/span>\n\t\t<\/span>\n\t\t\t\t\t<\/a>\n\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-1bb2d47c elementor-align-justify elementor-widget elementor-widget-button\" data-id=\"1bb2d47c\" data-element_type=\"widget\" data-widget_type=\"button.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<div class=\"elementor-button-wrapper\">\n\t\t\t<a href=\"https:\/\/groupe-reussite.fr\/ressources\/cours-en-ligne-primitives-terminale\/\" class=\"elementor-button-link elementor-button elementor-size-sm\" role=\"button\">\n\t\t\t\t\t\t<span class=\"elementor-button-content-wrapper\">\n\t\t\t\t\t\t<span class=\"elementor-button-text\">Primitives<\/span>\n\t\t<\/span>\n\t\t\t\t\t<\/a>\n\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-2c52a6c9 elementor-align-justify elementor-widget elementor-widget-button\" data-id=\"2c52a6c9\" data-element_type=\"widget\" data-widget_type=\"button.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<div class=\"elementor-button-wrapper\">\n\t\t\t<a href=\"https:\/\/groupe-reussite.fr\/ressources\/cours-en-ligne-derivees-convexite-terminale\/\" class=\"elementor-button-link elementor-button elementor-size-sm\" role=\"button\">\n\t\t\t\t\t\t<span class=\"elementor-button-content-wrapper\">\n\t\t\t\t\t\t<span class=\"elementor-button-text\">D\u00e9rivation et convexit\u00e9<\/span>\n\t\t<\/span>\n\t\t\t\t\t<\/a>\n\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-4f5a8891 elementor-align-justify elementor-widget elementor-widget-button\" data-id=\"4f5a8891\" data-element_type=\"widget\" data-widget_type=\"button.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<div class=\"elementor-button-wrapper\">\n\t\t\t<a href=\"https:\/\/groupe-reussite.fr\/ressources\/cours-en-ligne-integration-terminale\/\" class=\"elementor-button-link elementor-button elementor-size-sm\" role=\"button\">\n\t\t\t\t\t\t<span class=\"elementor-button-content-wrapper\">\n\t\t\t\t\t\t<span class=\"elementor-button-text\">Calcul int\u00e9gral<\/span>\n\t\t<\/span>\n\t\t\t\t\t<\/a>\n\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-5aaddce0 elementor-align-justify elementor-widget elementor-widget-button\" data-id=\"5aaddce0\" data-element_type=\"widget\" data-widget_type=\"button.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<div class=\"elementor-button-wrapper\">\n\t\t\t<a href=\"https:\/\/groupe-reussite.fr\/ressources\/cours-en-ligne-geometrie-dans-espace-terminale\/\" class=\"elementor-button-link elementor-button elementor-size-sm\" role=\"button\">\n\t\t\t\t\t\t<span class=\"elementor-button-content-wrapper\">\n\t\t\t\t\t\t<span class=\"elementor-button-text\">Figures et \u00e9quation cart\u00e9sienne<\/span>\n\t\t<\/span>\n\t\t\t\t\t<\/a>\n\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-35f6fc16 elementor-align-justify elementor-widget elementor-widget-button\" data-id=\"35f6fc16\" data-element_type=\"widget\" data-widget_type=\"button.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<div class=\"elementor-button-wrapper\">\n\t\t\t<a href=\"https:\/\/groupe-reussite.fr\/ressources\/cours-en-ligne-denombrement-terminale\/\" class=\"elementor-button-link elementor-button elementor-size-sm\" role=\"button\">\n\t\t\t\t\t\t<span class=\"elementor-button-content-wrapper\">\n\t\t\t\t\t\t<span class=\"elementor-button-text\">D\u00e9nombrement<\/span>\n\t\t<\/span>\n\t\t\t\t\t<\/a>\n\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-21b103a7 elementor-align-justify elementor-widget elementor-widget-button\" data-id=\"21b103a7\" data-element_type=\"widget\" data-widget_type=\"button.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<div class=\"elementor-button-wrapper\">\n\t\t\t<a href=\"https:\/\/groupe-reussite.fr\/ressources\/cours-en-ligne-loi-binomiale-terminale\/\" class=\"elementor-button-link elementor-button elementor-size-sm\" role=\"button\">\n\t\t\t\t\t\t<span class=\"elementor-button-content-wrapper\">\n\t\t\t\t\t\t<span class=\"elementor-button-text\">Loi binomiale<\/span>\n\t\t<\/span>\n\t\t\t\t\t<\/a>\n\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-25ac19ad elementor-align-justify elementor-widget elementor-widget-button\" data-id=\"25ac19ad\" data-element_type=\"widget\" data-widget_type=\"button.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<div class=\"elementor-button-wrapper\">\n\t\t\t<a href=\"https:\/\/groupe-reussite.fr\/ressources\/cours-en-ligne-variables-aleatoires-loi-grands-nombres-terminale\/\" class=\"elementor-button-link elementor-button elementor-size-sm\" role=\"button\">\n\t\t\t\t\t\t<span class=\"elementor-button-content-wrapper\">\n\t\t\t\t\t\t<span class=\"elementor-button-text\">Lois des grands nombres<\/span>\n\t\t<\/span>\n\t\t\t\t\t<\/a>\n\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-84d8e42 elementor-align-justify elementor-widget elementor-widget-button\" data-id=\"84d8e42\" data-element_type=\"widget\" data-widget_type=\"button.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<div class=\"elementor-button-wrapper\">\n\t\t\t<a href=\"https:\/\/groupe-reussite.fr\/ressources\/cours-en-ligne-loi-normale-fluctuation-estimation\/\" class=\"elementor-button-link elementor-button elementor-size-sm\" role=\"button\">\n\t\t\t\t\t\t<span class=\"elementor-button-content-wrapper\">\n\t\t\t\t\t\t<span class=\"elementor-button-text\">Loi normale, intervalles, estimation<\/span>\n\t\t<\/span>\n\t\t\t\t\t<\/a>\n\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-3a67a9f5 elementor-align-justify elementor-widget elementor-widget-button\" data-id=\"3a67a9f5\" data-element_type=\"widget\" data-widget_type=\"button.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<div class=\"elementor-button-wrapper\">\n\t\t\t<a href=\"https:\/\/groupe-reussite.fr\/ressources\/cours-en-ligne-nombres-complexes-terminale\/\" class=\"elementor-button-link elementor-button elementor-size-sm\" role=\"button\">\n\t\t\t\t\t\t<span class=\"elementor-button-content-wrapper\">\n\t\t\t\t\t\t<span class=\"elementor-button-text\">Nombres complexes - alg\u00e8bre<\/span>\n\t\t<\/span>\n\t\t\t\t\t<\/a>\n\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-1f63f3f6 elementor-align-justify elementor-widget elementor-widget-button\" data-id=\"1f63f3f6\" data-element_type=\"widget\" data-widget_type=\"button.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<div class=\"elementor-button-wrapper\">\n\t\t\t<a href=\"https:\/\/groupe-reussite.fr\/ressources\/cours-en-ligne-polynomes-terminale\/\" class=\"elementor-button-link elementor-button elementor-size-sm\" role=\"button\">\n\t\t\t\t\t\t<span class=\"elementor-button-content-wrapper\">\n\t\t\t\t\t\t<span class=\"elementor-button-text\">\u00c9quations polynomiales<\/span>\n\t\t<\/span>\n\t\t\t\t\t<\/a>\n\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-17f1c156 elementor-align-justify elementor-widget elementor-widget-button\" data-id=\"17f1c156\" data-element_type=\"widget\" data-widget_type=\"button.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<div class=\"elementor-button-wrapper\">\n\t\t\t<a href=\"https:\/\/groupe-reussite.fr\/ressources\/cours-en-ligne-complexes-terminale\/\" class=\"elementor-button-link elementor-button elementor-size-sm\" role=\"button\">\n\t\t\t\t\t\t<span class=\"elementor-button-content-wrapper\">\n\t\t\t\t\t\t<span class=\"elementor-button-text\">G\u00e9om\u00e9trie et complexes<\/span>\n\t\t<\/span>\n\t\t\t\t\t<\/a>\n\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-4d329f92 elementor-align-justify elementor-widget elementor-widget-button\" data-id=\"4d329f92\" data-element_type=\"widget\" data-widget_type=\"button.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<div class=\"elementor-button-wrapper\">\n\t\t\t<a href=\"https:\/\/groupe-reussite.fr\/ressources\/cours-en-ligne-arithmetique-terminale\/\" class=\"elementor-button-link elementor-button elementor-size-sm\" role=\"button\">\n\t\t\t\t\t\t<span class=\"elementor-button-content-wrapper\">\n\t\t\t\t\t\t<span class=\"elementor-button-text\">Arithm\u00e9tique - Congruences<\/span>\n\t\t<\/span>\n\t\t\t\t\t<\/a>\n\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-fbdca41 elementor-align-justify elementor-widget elementor-widget-button\" data-id=\"fbdca41\" data-element_type=\"widget\" data-widget_type=\"button.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<div class=\"elementor-button-wrapper\">\n\t\t\t<a href=\"https:\/\/groupe-reussite.fr\/ressources\/cours-en-ligne-pgcd-terminale\/\" class=\"elementor-button-link elementor-button elementor-size-sm\" role=\"button\">\n\t\t\t\t\t\t<span class=\"elementor-button-content-wrapper\">\n\t\t\t\t\t\t<span class=\"elementor-button-text\">Arithm\u00e9tique - PGCD PPCM<\/span>\n\t\t<\/span>\n\t\t\t\t\t<\/a>\n\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-8ef8cbc elementor-align-justify elementor-widget elementor-widget-button\" data-id=\"8ef8cbc\" data-element_type=\"widget\" data-widget_type=\"button.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<div class=\"elementor-button-wrapper\">\n\t\t\t<a href=\"https:\/\/groupe-reussite.fr\/ressources\/cours-en-ligne-nombres-premiers-fermat-terminale\/\" class=\"elementor-button-link elementor-button elementor-size-sm\" role=\"button\">\n\t\t\t\t\t\t<span class=\"elementor-button-content-wrapper\">\n\t\t\t\t\t\t<span class=\"elementor-button-text\">Nombres Premiers et Fermat<\/span>\n\t\t<\/span>\n\t\t\t\t\t<\/a>\n\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-1e7274d4 elementor-align-justify elementor-widget elementor-widget-button\" data-id=\"1e7274d4\" data-element_type=\"widget\" data-widget_type=\"button.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<div class=\"elementor-button-wrapper\">\n\t\t\t<a href=\"https:\/\/groupe-reussite.fr\/ressources\/cours-en-ligne-matrices-terminale\/\" class=\"elementor-button-link elementor-button elementor-size-sm\" role=\"button\">\n\t\t\t\t\t\t<span class=\"elementor-button-content-wrapper\">\n\t\t\t\t\t\t<span class=\"elementor-button-text\">Matrices<\/span>\n\t\t<\/span>\n\t\t\t\t\t<\/a>\n\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-d362186 elementor-align-justify elementor-widget elementor-widget-button\" data-id=\"d362186\" data-element_type=\"widget\" data-widget_type=\"button.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<div class=\"elementor-button-wrapper\">\n\t\t\t<a href=\"https:\/\/groupe-reussite.fr\/ressources\/cours-en-ligne-graphes-terminale\/\" class=\"elementor-button-link elementor-button elementor-size-sm\" role=\"button\">\n\t\t\t\t\t\t<span class=\"elementor-button-content-wrapper\">\n\t\t\t\t\t\t<span class=\"elementor-button-text\">Graphes<\/span>\n\t\t<\/span>\n\t\t\t\t\t<\/a>\n\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-e9acc30 elementor-align-justify elementor-widget elementor-widget-button\" data-id=\"e9acc30\" data-element_type=\"widget\" data-widget_type=\"button.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<div class=\"elementor-button-wrapper\">\n\t\t\t<a href=\"https:\/\/groupe-reussite.fr\/ressources\/cours-en-ligne-chaine-markov-terminale\/\" class=\"elementor-button-link elementor-button elementor-size-sm\" role=\"button\">\n\t\t\t\t\t\t<span class=\"elementor-button-content-wrapper\">\n\t\t\t\t\t\t<span class=\"elementor-button-text\">Cha\u00eene de Markov<\/span>\n\t\t<\/span>\n\t\t\t\t\t<\/a>\n\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-49866b96 elementor-align-justify elementor-widget elementor-widget-button\" data-id=\"49866b96\" data-element_type=\"widget\" data-widget_type=\"button.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<div class=\"elementor-button-wrapper\">\n\t\t\t<a href=\"https:\/\/groupe-reussite.fr\/nous-contacter\/\" class=\"elementor-button-link elementor-button elementor-size-sm\" role=\"button\">\n\t\t\t\t\t\t<span class=\"elementor-button-content-wrapper\">\n\t\t\t\t\t\t<span class=\"elementor-button-text\">CONTACTEZ-NOUS<\/span>\n\t\t<\/span>\n\t\t\t\t\t<\/a>\n\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t<\/div>\n\t\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\">G\u00e9om\u00e9trie dans l&rsquo;espace en terminale<\/h1>\n<\/div>\n<p class=\"colone_latex_ancres\" style=\"text-align: center\"><a href=\"https:\/\/groupe-reussite.fr\/ressources\/cours-en-ligne-geometrie-dans-espace-terminale\/\">R\u00e9sum\u00e9 de cours<\/a> <a href=\"https:\/\/groupe-reussite.fr\/ressources\/cours-en-ligne-geometrie-dans-espace-terminale\/\">Exercices et corrig\u00e9s<\/a><\/p>\n<p class=\"colone_latex_ancres\" style=\"text-align: center\"><a href=\"https:\/\/groupe-reussite.fr\/ressources\/cours-en-ligne-terminale-maths\/\">Cours en ligne de Maths en Terminale<\/a><\/p>\n<h2 style=\"text-align: justify\">R\u00e9sum\u00e9 de cours : La g\u00e9om\u00e9trie dans l\u2019espace au programme en Terminale<\/h2>\n<p style=\"text-align: justify\">Le coefficient au bac des math\u00e9matiques pour ceux ayant pris la sp\u00e9cialit\u00e9 en Terminale est tr\u00e8s \u00e9lev\u00e9. Bien conna\u00eetre toutes les notions au programme de maths en Terminale est donc indispensable pour r\u00e9ussir en Terminale. Ce cours et ces exercices corrig\u00e9s sur la g\u00e9om\u00e9trie dans l&rsquo;espace, vous permettront dans un premier temps, de revoir les d\u00e9finitions, les propri\u00e9t\u00e9s et les m\u00e9thodes de calculs essentielles, puis d&rsquo;identifier vos points forts et vos points faibles avec les exercices. Si vous rencontrez des difficult\u00e9s, n&rsquo;h\u00e9sitez pas \u00e0 prendre des <a href=\"https:\/\/groupe-reussite.fr\/cours-particuliers\/maths\/tous-niveaux\/paris\/\">cours particuliers de maths \u00e0 Paris<\/a>. Pour les \u00e9l\u00e8ves qui souhaitent une vraie remise \u00e0 niveau ou qui souhaitent aller plus loin dans le programme de terminale, il est \u00e9galement possible de suivre des stages de r\u00e9visions pendant les vacances scolaires.<\/p>\n<h3 style=\"text-align: justify\">1. Rappels sur le produit scalaire dans le plan<\/h3>\n<p style=\"text-align: justify\"><b>D\u00e9finition\u00a0<\/b>:<\/p>\n<p style=\"text-align: justify\">On appelle produit scalaire de deux vecteurs <img loading=\"lazy\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-54e6b7abfa392a1fe589cfca6dca2e8b_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#92;&#111;&#118;&#101;&#114;&#114;&#105;&#103;&#104;&#116;&#97;&#114;&#114;&#111;&#119;&#123;&#117;&#125;\" title=\"Rendered by QuickLaTeX.com\" height=\"18\" width=\"17\" style=\"vertical-align: 0px;\"\/> et <img loading=\"lazy\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-ff29f114bfbad46fc153b62df244ce43_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#92;&#111;&#118;&#101;&#114;&#114;&#105;&#103;&#104;&#116;&#97;&#114;&#114;&#111;&#119;&#123;&#118;&#125;\" title=\"Rendered by QuickLaTeX.com\" height=\"18\" width=\"17\" style=\"vertical-align: 0px;\"\/>, le r\u00e9el <img loading=\"lazy\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-e8e4b7665b81c3643a86e470f56c2eed_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#92;&#111;&#118;&#101;&#114;&#114;&#105;&#103;&#104;&#116;&#97;&#114;&#114;&#111;&#119;&#123;&#117;&#125;&#46;&#92;&#111;&#118;&#101;&#114;&#114;&#105;&#103;&#104;&#116;&#97;&#114;&#114;&#111;&#119;&#123;&#118;&#125;\" title=\"Rendered by QuickLaTeX.com\" height=\"18\" width=\"40\" style=\"vertical-align: 0px;\"\/> d\u00e9fini par:<\/p>\n<p style=\"text-align: justify\"><img loading=\"lazy\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-92bd556538a941ce2742c2377febf6be_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#92;&#98;&#111;&#120;&#101;&#100;&#123;&#92;&#111;&#118;&#101;&#114;&#114;&#105;&#103;&#104;&#116;&#97;&#114;&#114;&#111;&#119;&#123;&#117;&#125;&#46;&#92;&#111;&#118;&#101;&#114;&#114;&#105;&#103;&#104;&#116;&#97;&#114;&#114;&#111;&#119;&#123;&#118;&#125;&#32;&#61;&#32;&#124;&#124;&#92;&#111;&#118;&#101;&#114;&#114;&#105;&#103;&#104;&#116;&#97;&#114;&#114;&#111;&#119;&#123;&#117;&#125;&#124;&#124;&#32;&#92;&#116;&#105;&#109;&#101;&#115;&#32;&#124;&#124;&#92;&#111;&#118;&#101;&#114;&#114;&#105;&#103;&#104;&#116;&#97;&#114;&#114;&#111;&#119;&#123;&#118;&#125;&#124;&#124;&#32;&#92;&#116;&#105;&#109;&#101;&#115;&#32;&#99;&#111;&#115;&#40;&#92;&#111;&#118;&#101;&#114;&#114;&#105;&#103;&#104;&#116;&#97;&#114;&#114;&#111;&#119;&#123;&#117;&#125;&#44;&#92;&#111;&#118;&#101;&#114;&#114;&#105;&#103;&#104;&#116;&#97;&#114;&#114;&#111;&#119;&#123;&#118;&#125;&#41;&#125;\" title=\"Rendered by QuickLaTeX.com\" height=\"30\" width=\"275\" style=\"vertical-align: -10px;\"\/> si aucun des deux vecteurs n&rsquo;est nul<\/p>\n<p style=\"text-align: justify\"><img loading=\"lazy\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-945ee787114fa76cce5ee2b0234f2b42_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#92;&#111;&#118;&#101;&#114;&#114;&#105;&#103;&#104;&#116;&#97;&#114;&#114;&#111;&#119;&#123;&#117;&#125;&#46;&#92;&#111;&#118;&#101;&#114;&#114;&#105;&#103;&#104;&#116;&#97;&#114;&#114;&#111;&#119;&#123;&#118;&#125;&#61;&#48;&#92;&#116;&#101;&#120;&#116;&#123;&#32;&#115;&#105;&#32;&#97;&#117;&#32;&#109;&#111;&#105;&#110;&#115;&#32;&#108;&#39;&#117;&#110;&#32;&#100;&#101;&#115;&#32;&#118;&#101;&#99;&#116;&#101;&#117;&#114;&#115;&#32;&#101;&#115;&#116;&#32;&#110;&#117;&#108;&#125;\" title=\"Rendered by QuickLaTeX.com\" height=\"19\" width=\"360\" style=\"vertical-align: -1px;\"\/><\/p>\n<p style=\"text-align: justify\">Autre expression du produit scalaire<\/p>\n<p style=\"text-align: justify\">Pour tous vecteurs <img loading=\"lazy\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-54e6b7abfa392a1fe589cfca6dca2e8b_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#92;&#111;&#118;&#101;&#114;&#114;&#105;&#103;&#104;&#116;&#97;&#114;&#114;&#111;&#119;&#123;&#117;&#125;\" title=\"Rendered by QuickLaTeX.com\" height=\"18\" width=\"17\" style=\"vertical-align: 0px;\"\/> et <img loading=\"lazy\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-ff29f114bfbad46fc153b62df244ce43_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#92;&#111;&#118;&#101;&#114;&#114;&#105;&#103;&#104;&#116;&#97;&#114;&#114;&#111;&#119;&#123;&#118;&#125;\" title=\"Rendered by QuickLaTeX.com\" height=\"18\" width=\"17\" style=\"vertical-align: 0px;\"\/>:<\/p>\n<p style=\"text-align: justify\">\n<p class=\"ql-center-displayed-equation\" style=\"line-height: 47px;\"><span class=\"ql-right-eqno\"> &nbsp; <\/span><span class=\"ql-left-eqno\"> &nbsp; <\/span><img loading=\"lazy\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-ad02087f090d7b303e38602815d5d80f_l3.png\" height=\"47\" width=\"326\" class=\"ql-img-displayed-equation quicklatex-auto-format\" alt=\"&#92;&#091;&#92;&#98;&#111;&#120;&#101;&#100;&#123;&#92;&#111;&#118;&#101;&#114;&#114;&#105;&#103;&#104;&#116;&#97;&#114;&#114;&#111;&#119;&#123;&#117;&#125;&#46;&#92;&#111;&#118;&#101;&#114;&#114;&#105;&#103;&#104;&#116;&#97;&#114;&#114;&#111;&#119;&#123;&#118;&#125;&#32;&#61;&#32;&#92;&#100;&#102;&#114;&#97;&#99;&#123;&#49;&#125;&#123;&#50;&#125;&#32;&#92;&#108;&#101;&#102;&#116;&#40;&#124;&#124;&#92;&#111;&#118;&#101;&#114;&#114;&#105;&#103;&#104;&#116;&#97;&#114;&#114;&#111;&#119;&#123;&#117;&#125;&#43;&#92;&#111;&#118;&#101;&#114;&#114;&#105;&#103;&#104;&#116;&#97;&#114;&#114;&#111;&#119;&#123;&#118;&#125;&#124;&#124;&#94;&#123;&#50;&#125;&#45;&#124;&#124;&#92;&#111;&#118;&#101;&#114;&#114;&#105;&#103;&#104;&#116;&#97;&#114;&#114;&#111;&#119;&#123;&#117;&#125;&#124;&#124;&#94;&#123;&#50;&#125;&#45;&#124;&#124;&#92;&#111;&#118;&#101;&#114;&#114;&#105;&#103;&#104;&#116;&#97;&#114;&#114;&#111;&#119;&#123;&#118;&#125;&#124;&#124;&#94;&#123;&#50;&#125;&#92;&#114;&#105;&#103;&#104;&#116;&#41;&#125;&#92;&#093;\" title=\"Rendered by QuickLaTeX.com\"\/><\/p>\n<\/p>\n<p style=\"text-align: justify\">Dans un rep\u00e8re orthonorm\u00e9, si les vecteurs <img loading=\"lazy\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-54e6b7abfa392a1fe589cfca6dca2e8b_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#92;&#111;&#118;&#101;&#114;&#114;&#105;&#103;&#104;&#116;&#97;&#114;&#114;&#111;&#119;&#123;&#117;&#125;\" title=\"Rendered by QuickLaTeX.com\" height=\"18\" width=\"17\" style=\"vertical-align: 0px;\"\/> et <img loading=\"lazy\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-ff29f114bfbad46fc153b62df244ce43_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#92;&#111;&#118;&#101;&#114;&#114;&#105;&#103;&#104;&#116;&#97;&#114;&#114;&#111;&#119;&#123;&#118;&#125;\" title=\"Rendered by QuickLaTeX.com\" height=\"18\" width=\"17\" style=\"vertical-align: 0px;\"\/> ont pour coordonn\u00e9es respectives <img loading=\"lazy\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-f91aa5a67a1571925439dbd8f19a04eb_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#92;&#111;&#118;&#101;&#114;&#114;&#105;&#103;&#104;&#116;&#97;&#114;&#114;&#111;&#119;&#123;&#117;&#125;&#32;&#92;&#98;&#101;&#103;&#105;&#110;&#123;&#112;&#109;&#97;&#116;&#114;&#105;&#120;&#125; &#120;&#32;&#92;&#92; &#121;&#32;&#92;&#92; &#92;&#101;&#110;&#100;&#123;&#112;&#109;&#97;&#116;&#114;&#105;&#120;&#125;\" title=\"Rendered by QuickLaTeX.com\" height=\"43\" width=\"54\" style=\"vertical-align: -17px;\"\/> et <img loading=\"lazy\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-83553cf329c2dd2d85063b70926c2c09_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#92;&#111;&#118;&#101;&#114;&#114;&#105;&#103;&#104;&#116;&#97;&#114;&#114;&#111;&#119;&#123;&#118;&#125;&#32;&#92;&#98;&#101;&#103;&#105;&#110;&#123;&#112;&#109;&#97;&#116;&#114;&#105;&#120;&#125; &#120;&#39;&#32;&#92;&#92; &#121;&#39;&#32;&#92;&#92; &#92;&#101;&#110;&#100;&#123;&#112;&#109;&#97;&#116;&#114;&#105;&#120;&#125;\" title=\"Rendered by QuickLaTeX.com\" height=\"43\" width=\"58\" style=\"vertical-align: -17px;\"\/>, alors:<\/p>\n<p style=\"text-align: justify\">\n<p class=\"ql-center-displayed-equation\" style=\"line-height: 30px;\"><span class=\"ql-right-eqno\"> &nbsp; <\/span><span class=\"ql-left-eqno\"> &nbsp; <\/span><img loading=\"lazy\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-93a7b8de10f3612b3de174afdb6f3ce5_l3.png\" height=\"30\" width=\"146\" class=\"ql-img-displayed-equation quicklatex-auto-format\" alt=\"&#92;&#091;&#92;&#98;&#111;&#120;&#101;&#100;&#123;&#92;&#111;&#118;&#101;&#114;&#114;&#105;&#103;&#104;&#116;&#97;&#114;&#114;&#111;&#119;&#123;&#117;&#125;&#46;&#92;&#111;&#118;&#101;&#114;&#114;&#105;&#103;&#104;&#116;&#97;&#114;&#114;&#111;&#119;&#123;&#118;&#125;&#32;&#61;&#32;&#120;&#120;&#39;&#32;&#43;&#32;&#121;&#121;&#39;&#125;&#92;&#093;\" title=\"Rendered by QuickLaTeX.com\"\/><\/p>\n<\/p>\n<p style=\"text-align: justify\"><b>Propri\u00e9t\u00e9s<br \/>\n<\/b><\/p>\n<p style=\"text-align: justify\"><img loading=\"lazy\" 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;\"\/> Pour tous vecteurs <img loading=\"lazy\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-54e6b7abfa392a1fe589cfca6dca2e8b_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#92;&#111;&#118;&#101;&#114;&#114;&#105;&#103;&#104;&#116;&#97;&#114;&#114;&#111;&#119;&#123;&#117;&#125;\" title=\"Rendered by QuickLaTeX.com\" height=\"18\" width=\"17\" style=\"vertical-align: 0px;\"\/>, <img loading=\"lazy\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-ff29f114bfbad46fc153b62df244ce43_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#92;&#111;&#118;&#101;&#114;&#114;&#105;&#103;&#104;&#116;&#97;&#114;&#114;&#111;&#119;&#123;&#118;&#125;\" title=\"Rendered by QuickLaTeX.com\" height=\"18\" width=\"17\" style=\"vertical-align: 0px;\"\/> et <img loading=\"lazy\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-5a92484fc0da3587e030e39558aa8f8c_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#92;&#111;&#118;&#101;&#114;&#114;&#105;&#103;&#104;&#116;&#97;&#114;&#114;&#111;&#119;&#123;&#119;&#125;\" title=\"Rendered by QuickLaTeX.com\" height=\"18\" width=\"17\" style=\"vertical-align: 0px;\"\/> et pour tous r\u00e9els <img loading=\"lazy\" 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;\"\/>, <img loading=\"lazy\" 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;\"\/> et <img loading=\"lazy\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-41a04eeea923a1a0c28094a8a4680525_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#99;\" title=\"Rendered by QuickLaTeX.com\" height=\"8\" width=\"8\" style=\"vertical-align: 0px;\"\/>:<\/p>\n<p style=\"text-align: justify\">\n<p class=\"ql-center-displayed-equation\" style=\"line-height: 18px;\"><span class=\"ql-right-eqno\"> &nbsp; <\/span><span class=\"ql-left-eqno\"> &nbsp; <\/span><img loading=\"lazy\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-de87c1ae940e2c597e797720de721fce_l3.png\" height=\"18\" width=\"103\" class=\"ql-img-displayed-equation quicklatex-auto-format\" alt=\"&#92;&#091;&#92;&#111;&#118;&#101;&#114;&#114;&#105;&#103;&#104;&#116;&#97;&#114;&#114;&#111;&#119;&#123;&#117;&#125;&#46;&#92;&#111;&#118;&#101;&#114;&#114;&#105;&#103;&#104;&#116;&#97;&#114;&#114;&#111;&#119;&#123;&#118;&#125;&#32;&#61;&#32;&#92;&#111;&#118;&#101;&#114;&#114;&#105;&#103;&#104;&#116;&#97;&#114;&#114;&#111;&#119;&#123;&#118;&#125;&#46;&#92;&#111;&#118;&#101;&#114;&#114;&#105;&#103;&#104;&#116;&#97;&#114;&#114;&#111;&#119;&#123;&#117;&#125;&#92;&#093;\" title=\"Rendered by QuickLaTeX.com\"\/><\/p>\n<p> (sym\u00e9trie)<\/p>\n<p style=\"text-align: justify\">\n<p class=\"ql-center-displayed-equation\" style=\"line-height: 22px;\"><span class=\"ql-right-eqno\"> &nbsp; <\/span><span class=\"ql-left-eqno\"> &nbsp; <\/span><img loading=\"lazy\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-43950d0198fbfbc7cf285a124c889250_l3.png\" height=\"22\" width=\"178\" class=\"ql-img-displayed-equation quicklatex-auto-format\" alt=\"&#92;&#091;&#40;&#97;&#92;&#111;&#118;&#101;&#114;&#114;&#105;&#103;&#104;&#116;&#97;&#114;&#114;&#111;&#119;&#123;&#117;&#125;&#41;&#46;&#40;&#98;&#92;&#111;&#118;&#101;&#114;&#114;&#105;&#103;&#104;&#116;&#97;&#114;&#114;&#111;&#119;&#123;&#118;&#125;&#41;&#32;&#61;&#32;&#40;&#97;&#98;&#41;&#92;&#111;&#118;&#101;&#114;&#114;&#105;&#103;&#104;&#116;&#97;&#114;&#114;&#111;&#119;&#123;&#117;&#125;&#46;&#92;&#111;&#118;&#101;&#114;&#114;&#105;&#103;&#104;&#116;&#97;&#114;&#114;&#111;&#119;&#123;&#118;&#125;&#92;&#093;\" title=\"Rendered by QuickLaTeX.com\"\/><\/p>\n<p> (multiplication par un scalaire)<\/p>\n<p style=\"text-align: justify\">\n<p class=\"ql-center-displayed-equation\" style=\"line-height: 22px;\"><span class=\"ql-right-eqno\"> &nbsp; <\/span><span class=\"ql-left-eqno\"> &nbsp; <\/span><img loading=\"lazy\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-c959af72edd4b71d9a3f1ec5565c06c8_l3.png\" height=\"22\" width=\"219\" class=\"ql-img-displayed-equation quicklatex-auto-format\" alt=\"&#92;&#091;&#92;&#111;&#118;&#101;&#114;&#114;&#105;&#103;&#104;&#116;&#97;&#114;&#114;&#111;&#119;&#123;&#117;&#125;&#46;&#40;&#92;&#111;&#118;&#101;&#114;&#114;&#105;&#103;&#104;&#116;&#97;&#114;&#114;&#111;&#119;&#123;&#118;&#125;&#43;&#92;&#111;&#118;&#101;&#114;&#114;&#105;&#103;&#104;&#116;&#97;&#114;&#114;&#111;&#119;&#123;&#119;&#125;&#41;&#32;&#61;&#32;&#92;&#111;&#118;&#101;&#114;&#114;&#105;&#103;&#104;&#116;&#97;&#114;&#114;&#111;&#119;&#123;&#117;&#125;&#46;&#92;&#111;&#118;&#101;&#114;&#114;&#105;&#103;&#104;&#116;&#97;&#114;&#114;&#111;&#119;&#123;&#118;&#125;&#43;&#92;&#111;&#118;&#101;&#114;&#114;&#105;&#103;&#104;&#116;&#97;&#114;&#114;&#111;&#119;&#123;&#117;&#125;&#46;&#92;&#111;&#118;&#101;&#114;&#114;&#105;&#103;&#104;&#116;&#97;&#114;&#114;&#111;&#119;&#123;&#119;&#125;&#92;&#093;\" title=\"Rendered by QuickLaTeX.com\"\/><\/p>\n<p> (distributivit\u00e9)}<\/p>\n<p style=\"text-align: justify\"><img loading=\"lazy\" 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;\"\/> Soient <img loading=\"lazy\" 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\" 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 points distincts. Un point <img loading=\"lazy\" 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;\"\/> v\u00e9rifie <img loading=\"lazy\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-4d4f5f56ad13bf3078458116a2cddf0b_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#92;&#111;&#118;&#101;&#114;&#114;&#105;&#103;&#104;&#116;&#97;&#114;&#114;&#111;&#119;&#123;&#65;&#77;&#125;&#46;&#92;&#111;&#118;&#101;&#114;&#114;&#105;&#103;&#104;&#116;&#97;&#114;&#114;&#111;&#119;&#123;&#66;&#77;&#125;\" title=\"Rendered by QuickLaTeX.com\" height=\"22\" width=\"71\" style=\"vertical-align: 0px;\"\/> si et seulement si il appartient au <a href=\"https:\/\/groupe-reussite.fr\/ressources\/cours-en-ligne-fonctions-trigonometriques-terminale\/\">cercle<\/a> de diam\u00e8tre <img loading=\"lazy\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-9fd566b0e28516ed5c7d24192dac3fe1_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#091;&#65;&#66;&#093;\" title=\"Rendered by QuickLaTeX.com\" height=\"18\" width=\"34\" style=\"vertical-align: -5px;\"\/>.<\/p>\n<p>&nbsp;<\/p>\n<p style=\"text-align: justify\">\t\t<div data-elementor-type=\"section\" data-elementor-id=\"188470\" class=\"elementor elementor-188470\">\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-631306ea 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=\"631306ea\" data-element_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\t\t<div class=\"elementor-row\">\n\t\t\t\t\t<div class=\"has_ae_slider elementor-column elementor-col-66 elementor-inner-column elementor-element elementor-element-6563f946 ae-bg-gallery-type-default\" data-id=\"6563f946\" data-element_type=\"column\">\n\t\t\t<div class=\"elementor-column-wrap elementor-element-populated\">\n\t\t\t\t\t\t\t<div class=\"elementor-widget-wrap\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-6683ddba elementor-widget elementor-widget-heading\" data-id=\"6683ddba\" data-element_type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t<h3 class=\"elementor-heading-title elementor-size-default\">UN PROF DE MATHS POUR EXCELLER<\/h3>\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-368ff731 elementor-widget elementor-widget-heading\" data-id=\"368ff731\" data-element_type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t<h4 class=\"elementor-heading-title elementor-size-default\">La pratique et la compr\u00e9hension <br\/> cl\u00e9s de la r\u00e9ussite<\/b><\/h4>\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-3481b8e7 elementor-widget elementor-widget-heading\" data-id=\"3481b8e7\" data-element_type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t<h4 class=\"elementor-heading-title elementor-size-default\">Cours de maths en ligne ou \u00e0 domicile<\/h4>\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-5b36e2da elementor-align-left elementor-mobile-align-center elementor-widget elementor-widget-button\" data-id=\"5b36e2da\" data-element_type=\"widget\" data-widget_type=\"button.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<div class=\"elementor-button-wrapper\">\n\t\t\t<a href=\"https:\/\/groupe-reussite.fr\/cours-particuliers\/maths\/tous-niveaux\/france\/\" target=\"_blank\" class=\"elementor-button-link elementor-button elementor-size-md\" role=\"button\" id=\"CTA_PRD_CP\">\n\t\t\t\t\t\t<span class=\"elementor-button-content-wrapper\">\n\t\t\t\t\t\t<span class=\"elementor-button-text\">Professeur particulier de maths<\/span>\n\t\t<\/span>\n\t\t\t\t\t<\/a>\n\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-44ee3437 elementor-widget elementor-widget-text-editor\" data-id=\"44ee3437\" data-element_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<div class=\"elementor-text-editor elementor-clearfix\">\n\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<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\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-5189cb59 ae-bg-gallery-type-default\" data-id=\"5189cb59\" data-element_type=\"column\">\n\t\t\t<div class=\"elementor-column-wrap\">\n\t\t\t\t\t\t\t<div class=\"elementor-widget-wrap\">\n\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t\t\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<h3 style=\"text-align: justify\">2. Produit scalaire dans l&rsquo;espace<\/h3>\n<p style=\"text-align: justify\"><b>D\u00e9finition :\u00a0<\/b><\/p>\n<p style=\"text-align: justify\"><img loading=\"lazy\" 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;\"\/> Soient <img loading=\"lazy\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-54e6b7abfa392a1fe589cfca6dca2e8b_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#92;&#111;&#118;&#101;&#114;&#114;&#105;&#103;&#104;&#116;&#97;&#114;&#114;&#111;&#119;&#123;&#117;&#125;\" title=\"Rendered by QuickLaTeX.com\" height=\"18\" width=\"17\" style=\"vertical-align: 0px;\"\/> et <img loading=\"lazy\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-ff29f114bfbad46fc153b62df244ce43_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#92;&#111;&#118;&#101;&#114;&#114;&#105;&#103;&#104;&#116;&#97;&#114;&#114;&#111;&#119;&#123;&#118;&#125;\" title=\"Rendered by QuickLaTeX.com\" height=\"18\" width=\"17\" style=\"vertical-align: 0px;\"\/> des vecteurs non nuls, et <img loading=\"lazy\" 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;\"\/> un point de l&rsquo;espace. On note <img loading=\"lazy\" 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;\"\/> et <img loading=\"lazy\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-f34f74d98915e33f37a086f8cbfb996a_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#67;\" title=\"Rendered by QuickLaTeX.com\" height=\"12\" width=\"14\" style=\"vertical-align: 0px;\"\/> les points de l&rsquo;espace tels que <img loading=\"lazy\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-5fb3eecd075723f9a4f77ec8771be3f5_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#92;&#111;&#118;&#101;&#114;&#114;&#105;&#103;&#104;&#116;&#97;&#114;&#114;&#111;&#119;&#123;&#65;&#66;&#125;&#61;&#92;&#111;&#118;&#101;&#114;&#114;&#105;&#103;&#104;&#116;&#97;&#114;&#114;&#111;&#119;&#123;&#117;&#125;\" title=\"Rendered by QuickLaTeX.com\" height=\"22\" width=\"68\" style=\"vertical-align: 0px;\"\/> et <img loading=\"lazy\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-ba548f2257f7e0ae4ea1c27387a410d8_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#92;&#111;&#118;&#101;&#114;&#114;&#105;&#103;&#104;&#116;&#97;&#114;&#114;&#111;&#119;&#123;&#65;&#67;&#125;&#61;&#92;&#111;&#118;&#101;&#114;&#114;&#105;&#103;&#104;&#116;&#97;&#114;&#114;&#111;&#119;&#123;&#118;&#125;\" title=\"Rendered by QuickLaTeX.com\" height=\"22\" width=\"68\" style=\"vertical-align: 0px;\"\/>. Les points <img loading=\"lazy\" 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;\"\/>, <img loading=\"lazy\" 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;\"\/> et <img loading=\"lazy\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-f34f74d98915e33f37a086f8cbfb996a_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#67;\" title=\"Rendered by QuickLaTeX.com\" height=\"12\" width=\"14\" style=\"vertical-align: 0px;\"\/> \u00e9tant coplanaires, on d\u00e9finit le produit scalaire des vecteurs <img loading=\"lazy\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-54e6b7abfa392a1fe589cfca6dca2e8b_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#92;&#111;&#118;&#101;&#114;&#114;&#105;&#103;&#104;&#116;&#97;&#114;&#114;&#111;&#119;&#123;&#117;&#125;\" title=\"Rendered by QuickLaTeX.com\" height=\"18\" width=\"17\" style=\"vertical-align: 0px;\"\/> et <img loading=\"lazy\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-ff29f114bfbad46fc153b62df244ce43_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#92;&#111;&#118;&#101;&#114;&#114;&#105;&#103;&#104;&#116;&#97;&#114;&#114;&#111;&#119;&#123;&#118;&#125;\" title=\"Rendered by QuickLaTeX.com\" height=\"18\" width=\"17\" style=\"vertical-align: 0px;\"\/> comme \u00e9tant le produit scalaire des vecteurs <img loading=\"lazy\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-641e9511492a62b5bd4131bc67a7a0bb_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#92;&#111;&#118;&#101;&#114;&#114;&#105;&#103;&#104;&#116;&#97;&#114;&#114;&#111;&#119;&#123;&#65;&#66;&#125;\" title=\"Rendered by QuickLaTeX.com\" height=\"22\" width=\"27\" style=\"vertical-align: 0px;\"\/> et <img loading=\"lazy\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-c7d21c989f59343aa9fcb453682a9238_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#92;&#111;&#118;&#101;&#114;&#114;&#105;&#103;&#104;&#116;&#97;&#114;&#114;&#111;&#119;&#123;&#65;&#67;&#125;\" title=\"Rendered by QuickLaTeX.com\" height=\"22\" width=\"27\" style=\"vertical-align: 0px;\"\/> dans tout plan passant par <img loading=\"lazy\" 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;\"\/>, <img loading=\"lazy\" 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;\"\/> et <img loading=\"lazy\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-f34f74d98915e33f37a086f8cbfb996a_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#67;\" title=\"Rendered by QuickLaTeX.com\" height=\"12\" width=\"14\" style=\"vertical-align: 0px;\"\/>.<\/p>\n<p style=\"text-align: justify\"><img loading=\"lazy\" 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 <img loading=\"lazy\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-54e6b7abfa392a1fe589cfca6dca2e8b_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#92;&#111;&#118;&#101;&#114;&#114;&#105;&#103;&#104;&#116;&#97;&#114;&#114;&#111;&#119;&#123;&#117;&#125;\" title=\"Rendered by QuickLaTeX.com\" height=\"18\" width=\"17\" style=\"vertical-align: 0px;\"\/> ou <img loading=\"lazy\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-ff29f114bfbad46fc153b62df244ce43_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#92;&#111;&#118;&#101;&#114;&#114;&#105;&#103;&#104;&#116;&#97;&#114;&#114;&#111;&#119;&#123;&#118;&#125;\" title=\"Rendered by QuickLaTeX.com\" height=\"18\" width=\"17\" style=\"vertical-align: 0px;\"\/> est le vecteur nul, alors le produit scalaire <img loading=\"lazy\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-e8e4b7665b81c3643a86e470f56c2eed_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#92;&#111;&#118;&#101;&#114;&#114;&#105;&#103;&#104;&#116;&#97;&#114;&#114;&#111;&#119;&#123;&#117;&#125;&#46;&#92;&#111;&#118;&#101;&#114;&#114;&#105;&#103;&#104;&#116;&#97;&#114;&#114;&#111;&#119;&#123;&#118;&#125;\" title=\"Rendered by QuickLaTeX.com\" height=\"18\" width=\"40\" style=\"vertical-align: 0px;\"\/> est nul.<\/p>\n<p style=\"text-align: justify\"><b>R\u00e8gle fondamentale :\u00a0<\/b><\/p>\n<p style=\"text-align: justify\">Toutes les propri\u00e9t\u00e9s du produit scalaire \u00e9tablies en g\u00e9om\u00e9trie plane sont valables dans l&rsquo;espace, pour des points et des vecteurs coplanaires.<\/p>\n<p style=\"text-align: justify\">Expression du produit scalaire dans un rep\u00e8re orthonormal<\/p>\n<p style=\"text-align: justify\">Si l&rsquo;espace est rapport\u00e9 \u00e0 un rep\u00e8re orthonormal <img loading=\"lazy\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-9f8bbc6eb3644f5543550f7c553b251c_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#40;&#79;&#44;&#92;&#111;&#118;&#101;&#114;&#114;&#105;&#103;&#104;&#116;&#97;&#114;&#114;&#111;&#119;&#123;&#105;&#125;&#59;&#92;&#111;&#118;&#101;&#114;&#114;&#105;&#103;&#104;&#116;&#97;&#114;&#114;&#111;&#119;&#123;&#106;&#125;&#59;&#92;&#111;&#118;&#101;&#114;&#114;&#105;&#103;&#104;&#116;&#97;&#114;&#114;&#111;&#119;&#123;&#107;&#125;&#41;\" title=\"Rendered by QuickLaTeX.com\" height=\"26\" width=\"103\" style=\"vertical-align: -4px;\"\/>, alors le produit scalaire des vecteurs <img loading=\"lazy\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-ebb7ddcf344011b77e2e165496d1f9c9_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#92;&#111;&#118;&#101;&#114;&#114;&#105;&#103;&#104;&#116;&#97;&#114;&#114;&#111;&#119;&#123;&#117;&#125;&#32;&#92;&#98;&#101;&#103;&#105;&#110;&#123;&#112;&#109;&#97;&#116;&#114;&#105;&#120;&#125; &#120;&#32;&#92;&#92; &#121;&#32;&#92;&#92; &#122;&#32;&#92;&#92; &#92;&#101;&#110;&#100;&#123;&#112;&#109;&#97;&#116;&#114;&#105;&#120;&#125;\" title=\"Rendered by QuickLaTeX.com\" height=\"65\" width=\"57\" style=\"vertical-align: -28px;\"\/> et <img loading=\"lazy\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-88f41ced5e7a4720242e2812efb63fff_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#92;&#111;&#118;&#101;&#114;&#114;&#105;&#103;&#104;&#116;&#97;&#114;&#114;&#111;&#119;&#123;&#118;&#125;&#32;&#92;&#98;&#101;&#103;&#105;&#110;&#123;&#112;&#109;&#97;&#116;&#114;&#105;&#120;&#125; &#120;&#39;&#32;&#92;&#92; &#121;&#39;&#32;&#92;&#92; &#122;&#39;&#32;&#92;&#92; &#92;&#101;&#110;&#100;&#123;&#112;&#109;&#97;&#116;&#114;&#105;&#120;&#125;\" title=\"Rendered by QuickLaTeX.com\" height=\"65\" width=\"62\" style=\"vertical-align: -28px;\"\/> v\u00e9rifie:<\/p>\n<p style=\"text-align: justify\">\n<p class=\"ql-center-displayed-equation\" style=\"line-height: 30px;\"><span class=\"ql-right-eqno\"> &nbsp; <\/span><span class=\"ql-left-eqno\"> &nbsp; <\/span><img loading=\"lazy\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-a8431cb7db8f35eb647bddfd5f28760a_l3.png\" height=\"30\" width=\"190\" class=\"ql-img-displayed-equation quicklatex-auto-format\" alt=\"&#92;&#091;&#92;&#98;&#111;&#120;&#101;&#100;&#123;&#92;&#111;&#118;&#101;&#114;&#114;&#105;&#103;&#104;&#116;&#97;&#114;&#114;&#111;&#119;&#123;&#117;&#125;&#46;&#92;&#111;&#118;&#101;&#114;&#114;&#105;&#103;&#104;&#116;&#97;&#114;&#114;&#111;&#119;&#123;&#118;&#125;&#32;&#61;&#32;&#120;&#120;&#39;&#32;&#43;&#32;&#121;&#121;&#39;&#32;&#43;&#32;&#122;&#122;&#39;&#125;&#92;&#093;\" title=\"Rendered by QuickLaTeX.com\"\/><\/p>\n<\/p>\n<h3 style=\"text-align: justify\">3. Repr\u00e9sentation param\u00e9trique d&rsquo;une droite de l&rsquo;espace<b><\/b><\/h3>\n<p style=\"text-align: justify\">Soient <img loading=\"lazy\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-9e2d29292edee78bb04f7e7073283402_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#65;&#40;&#120;&#95;&#123;&#48;&#125;&#59;&#121;&#95;&#123;&#48;&#125;&#59;&#122;&#95;&#123;&#48;&#125;&#41;\" title=\"Rendered by QuickLaTeX.com\" height=\"18\" width=\"92\" style=\"vertical-align: -4px;\"\/> et <img loading=\"lazy\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-438311d0a5234756a65c8484305e8271_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#92;&#111;&#118;&#101;&#114;&#114;&#105;&#103;&#104;&#116;&#97;&#114;&#114;&#111;&#119;&#123;&#117;&#125;&#32;&#92;&#98;&#101;&#103;&#105;&#110;&#123;&#112;&#109;&#97;&#116;&#114;&#105;&#120;&#125; &#97;&#32;&#92;&#92; &#98;&#32;&#92;&#92; &#99;&#32;&#92;&#92; &#92;&#101;&#110;&#100;&#123;&#112;&#109;&#97;&#116;&#114;&#105;&#120;&#125;\" title=\"Rendered by QuickLaTeX.com\" height=\"65\" width=\"57\" style=\"vertical-align: -28px;\"\/> un vecteur non nul. La droite <img loading=\"lazy\" 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;\"\/> passant par <img loading=\"lazy\" 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 de vecteur directeur <img loading=\"lazy\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-54e6b7abfa392a1fe589cfca6dca2e8b_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#92;&#111;&#118;&#101;&#114;&#114;&#105;&#103;&#104;&#116;&#97;&#114;&#114;&#111;&#119;&#123;&#117;&#125;\" title=\"Rendered by QuickLaTeX.com\" height=\"18\" width=\"17\" style=\"vertical-align: 0px;\"\/> est l&rsquo;ensemble des points <img loading=\"lazy\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-b0b34be3dc9b26582302e922f054dda8_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#77;&#40;&#120;&#59;&#121;&#59;&#122;&#41;\" title=\"Rendered by QuickLaTeX.com\" height=\"18\" width=\"76\" style=\"vertical-align: -4px;\"\/> tels que:<\/p>\n<p style=\"text-align: justify\">\n<p class=\"ql-center-displayed-equation\" style=\"line-height: 33px;\"><span class=\"ql-right-eqno\"> &nbsp; <\/span><span class=\"ql-left-eqno\"> &nbsp; <\/span><img loading=\"lazy\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-2b28d1ca758e506c28983907130d1c0c_l3.png\" height=\"33\" width=\"150\" class=\"ql-img-displayed-equation quicklatex-auto-format\" alt=\"&#92;&#091;&#92;&#98;&#111;&#120;&#101;&#100;&#123;&#92;&#111;&#118;&#101;&#114;&#114;&#105;&#103;&#104;&#116;&#97;&#114;&#114;&#111;&#119;&#123;&#65;&#77;&#125;&#32;&#61;&#32;&#107;&#92;&#111;&#118;&#101;&#114;&#114;&#105;&#103;&#104;&#116;&#97;&#114;&#114;&#111;&#119;&#123;&#117;&#125;&#92;&#116;&#101;&#120;&#116;&#123;&#44;&#32;&#125;&#107;&#32;&#92;&#105;&#110;&#32;&#92;&#109;&#97;&#116;&#104;&#98;&#98;&#123;&#82;&#125;&#125;&#92;&#093;\" title=\"Rendered by QuickLaTeX.com\"\/><\/p>\n<\/p>\n<p style=\"text-align: justify\">\n<p class=\"ql-center-displayed-equation\" style=\"line-height: 19px;\"><span class=\"ql-right-eqno\"> &nbsp; <\/span><span class=\"ql-left-eqno\"> &nbsp; <\/span><img loading=\"lazy\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-924ec0d7ca5f1e6416488ffe0fbbaefb_l3.png\" height=\"19\" width=\"11\" class=\"ql-img-displayed-equation quicklatex-auto-format\" alt=\"&#92;&#091;&#92;&#85;&#112;&#100;&#111;&#119;&#110;&#97;&#114;&#114;&#111;&#119;&#92;&#093;\" title=\"Rendered by QuickLaTeX.com\"\/><\/p>\n<\/p>\n<p style=\"text-align: justify\">\n<p class=\"ql-center-displayed-equation\" style=\"line-height: 64px;\"><span class=\"ql-right-eqno\"> &nbsp; <\/span><span class=\"ql-left-eqno\"> &nbsp; <\/span><img loading=\"lazy\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-a73fe492f873bb02cfb920f43115cbf6_l3.png\" height=\"64\" width=\"234\" class=\"ql-img-displayed-equation quicklatex-auto-format\" alt=\"&#92;&#091;&#92;&#108;&#101;&#102;&#116;&#32;&#92;&#123; &#92;&#98;&#101;&#103;&#105;&#110;&#123;&#97;&#114;&#114;&#97;&#121;&#125;&#123;&#99;&#32;&#64;&#123;&#61;&#125;&#32;&#99;&#32;&#99;&#125; &#120;&#45;&#120;&#95;&#123;&#48;&#125;&#32;&#92;&#116;&#101;&#120;&#116;&#123;&#32;&#125;&#38;&#92;&#116;&#101;&#120;&#116;&#123;&#32;&#125;&#32;&#107;&#97;&#32;&#92;&#92; &#121;&#45;&#121;&#95;&#123;&#48;&#125;&#32;&#92;&#116;&#101;&#120;&#116;&#123;&#32;&#125;&#38;&#92;&#116;&#101;&#120;&#116;&#123;&#32;&#125;&#32;&#107;&#98;&#32;&#38;&#32;&#92;&#116;&#101;&#120;&#116;&#123;&#32;&#40;&#97;&#118;&#101;&#99;&#32;&#36;&#107;&#32;&#92;&#105;&#110;&#32;&#92;&#109;&#97;&#116;&#104;&#98;&#98;&#123;&#82;&#125;&#36;&#41;&#125;&#92;&#92; &#122;&#45;&#122;&#95;&#123;&#48;&#125;&#32;&#92;&#116;&#101;&#120;&#116;&#123;&#32;&#125;&#38;&#92;&#116;&#101;&#120;&#116;&#123;&#32;&#125;&#32;&#107;&#99;&#32;&#92;&#92; &#92;&#101;&#110;&#100;&#123;&#97;&#114;&#114;&#97;&#121;&#125; &#92;&#114;&#105;&#103;&#104;&#116;&#46;&#92;&#093;\" title=\"Rendered by QuickLaTeX.com\"\/><\/p>\n<\/p>\n<p style=\"text-align: justify\">\n<p class=\"ql-center-displayed-equation\" style=\"line-height: 19px;\"><span class=\"ql-right-eqno\"> &nbsp; <\/span><span class=\"ql-left-eqno\"> &nbsp; <\/span><img loading=\"lazy\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-924ec0d7ca5f1e6416488ffe0fbbaefb_l3.png\" height=\"19\" width=\"11\" class=\"ql-img-displayed-equation quicklatex-auto-format\" alt=\"&#92;&#091;&#92;&#85;&#112;&#100;&#111;&#119;&#110;&#97;&#114;&#114;&#111;&#119;&#92;&#093;\" title=\"Rendered by QuickLaTeX.com\"\/><\/p>\n<\/p>\n<p style=\"text-align: justify\">\n<p class=\"ql-center-displayed-equation\" style=\"line-height: 77px;\"><span class=\"ql-right-eqno\"> &nbsp; <\/span><span class=\"ql-left-eqno\"> &nbsp; <\/span><img loading=\"lazy\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-e62cad050eded45a297b2a96bc18bbea_l3.png\" height=\"77\" width=\"259\" class=\"ql-img-displayed-equation quicklatex-auto-format\" alt=\"&#92;&#091;&#92;&#98;&#111;&#120;&#101;&#100;&#123;&#92;&#108;&#101;&#102;&#116;&#32;&#92;&#123; &#92;&#98;&#101;&#103;&#105;&#110;&#123;&#97;&#114;&#114;&#97;&#121;&#125;&#123;&#99;&#32;&#64;&#123;&#61;&#125;&#32;&#99;&#32;&#99;&#125; &#120;&#32;&#92;&#116;&#101;&#120;&#116;&#123;&#32;&#125;&#38;&#92;&#116;&#101;&#120;&#116;&#123;&#32;&#125;&#32;&#120;&#95;&#123;&#48;&#125;&#43;&#107;&#97;&#32;&#92;&#92; &#121;&#32;&#92;&#116;&#101;&#120;&#116;&#123;&#32;&#125;&#38;&#92;&#116;&#101;&#120;&#116;&#123;&#32;&#125;&#32;&#121;&#95;&#123;&#48;&#125;&#43;&#107;&#98;&#32;&#38;&#32;&#92;&#116;&#101;&#120;&#116;&#123;&#32;&#40;&#97;&#118;&#101;&#99;&#32;&#36;&#107;&#32;&#92;&#105;&#110;&#32;&#92;&#109;&#97;&#116;&#104;&#98;&#98;&#123;&#82;&#125;&#36;&#41;&#125;&#92;&#92; &#122;&#32;&#92;&#116;&#101;&#120;&#116;&#123;&#32;&#125;&#38;&#92;&#116;&#101;&#120;&#116;&#123;&#32;&#125;&#32;&#122;&#95;&#123;&#48;&#125;&#43;&#107;&#99;&#32;&#92;&#92; &#92;&#101;&#110;&#100;&#123;&#97;&#114;&#114;&#97;&#121;&#125; &#92;&#114;&#105;&#103;&#104;&#116;&#46;&#125;&#92;&#093;\" title=\"Rendered by QuickLaTeX.com\"\/><\/p>\n<\/p>\n<p style=\"text-align: justify\">Ce syst\u00e8me est appel\u00e9\u00a0<b>une repr\u00e9sentation param\u00e9trique de la droite <img loading=\"lazy\" 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;\"\/><\/b>.<\/p>\n<h3 style=\"text-align: justify\">4. Equation cart\u00e9sienne d&rsquo;un plan<\/h3>\n<p style=\"text-align: justify\">On se place dans un rep\u00e8re orthonormal <img loading=\"lazy\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-afb055e5ecefe5701dec5d4d69f225f2_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#40;&#48;&#44;&#92;&#111;&#118;&#101;&#114;&#114;&#105;&#103;&#104;&#116;&#97;&#114;&#114;&#111;&#119;&#123;&#105;&#125;&#59;&#92;&#111;&#118;&#101;&#114;&#114;&#105;&#103;&#104;&#116;&#97;&#114;&#114;&#111;&#119;&#123;&#106;&#125;&#59;&#92;&#111;&#118;&#101;&#114;&#114;&#105;&#103;&#104;&#116;&#97;&#114;&#114;&#111;&#119;&#123;&#107;&#125;&#41;\" title=\"Rendered by QuickLaTeX.com\" height=\"26\" width=\"98\" style=\"vertical-align: -5px;\"\/>.<\/p>\n<p style=\"text-align: justify\"><img loading=\"lazy\" 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;\"\/> Soient <img loading=\"lazy\" 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;\"\/> un point de l&rsquo;espace et <img loading=\"lazy\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-36b2cb659f2cff24d2e1f6ed8e4e831f_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#92;&#111;&#118;&#101;&#114;&#114;&#105;&#103;&#104;&#116;&#97;&#114;&#114;&#111;&#119;&#123;&#110;&#125;&#92;&#98;&#101;&#103;&#105;&#110;&#123;&#112;&#109;&#97;&#116;&#114;&#105;&#120;&#125; &#97;&#32;&#92;&#92; &#98;&#32;&#92;&#92; &#99;&#32;&#92;&#92; &#92;&#101;&#110;&#100;&#123;&#112;&#109;&#97;&#116;&#114;&#105;&#120;&#125;\" title=\"Rendered by QuickLaTeX.com\" height=\"65\" width=\"57\" style=\"vertical-align: -28px;\"\/> un vecteur non nul. Le plan passant par <img loading=\"lazy\" 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 de vecteur normal <img loading=\"lazy\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-77fcabb25da04d05254a9a2950894284_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#92;&#111;&#118;&#101;&#114;&#114;&#105;&#103;&#104;&#116;&#97;&#114;&#114;&#111;&#119;&#123;&#110;&#125;\" title=\"Rendered by QuickLaTeX.com\" height=\"18\" width=\"17\" style=\"vertical-align: 0px;\"\/> est l&rsquo;ensemble des points <img loading=\"lazy\" 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;\"\/> tels que les vecteurs <img loading=\"lazy\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-f9505bdb45e0faf3db1e6e0b41d5d8f9_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#92;&#111;&#118;&#101;&#114;&#114;&#105;&#103;&#104;&#116;&#97;&#114;&#114;&#111;&#119;&#123;&#65;&#77;&#125;\" title=\"Rendered by QuickLaTeX.com\" height=\"21\" width=\"32\" style=\"vertical-align: 0px;\"\/> et <img loading=\"lazy\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-77fcabb25da04d05254a9a2950894284_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#92;&#111;&#118;&#101;&#114;&#114;&#105;&#103;&#104;&#116;&#97;&#114;&#114;&#111;&#119;&#123;&#110;&#125;\" title=\"Rendered by QuickLaTeX.com\" height=\"18\" width=\"17\" style=\"vertical-align: 0px;\"\/> soient orthogonaux, c&rsquo;est-\u00e0-dire l&rsquo;ensemble des points <img loading=\"lazy\" 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;\"\/> tels que:<\/p>\n<p style=\"text-align: justify\">\n<p class=\"ql-center-displayed-equation\" style=\"line-height: 30px;\"><span class=\"ql-right-eqno\"> &nbsp; <\/span><span class=\"ql-left-eqno\"> &nbsp; <\/span><img loading=\"lazy\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-545f770ab26d08a56855596bc65869ec_l3.png\" height=\"30\" width=\"99\" class=\"ql-img-displayed-equation quicklatex-auto-format\" alt=\"&#92;&#091;&#92;&#98;&#111;&#120;&#101;&#100;&#123;&#92;&#111;&#118;&#101;&#114;&#114;&#105;&#103;&#104;&#116;&#97;&#114;&#114;&#111;&#119;&#123;&#65;&#77;&#125;&#46;&#92;&#111;&#118;&#101;&#114;&#114;&#105;&#103;&#104;&#116;&#97;&#114;&#114;&#111;&#119;&#123;&#110;&#125;&#61;&#48;&#125;&#92;&#093;\" title=\"Rendered by QuickLaTeX.com\"\/><\/p>\n<\/p>\n<p style=\"text-align: justify\">Les plans admettant <img loading=\"lazy\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-36b2cb659f2cff24d2e1f6ed8e4e831f_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#92;&#111;&#118;&#101;&#114;&#114;&#105;&#103;&#104;&#116;&#97;&#114;&#114;&#111;&#119;&#123;&#110;&#125;&#92;&#98;&#101;&#103;&#105;&#110;&#123;&#112;&#109;&#97;&#116;&#114;&#105;&#120;&#125; &#97;&#32;&#92;&#92; &#98;&#32;&#92;&#92; &#99;&#32;&#92;&#92; &#92;&#101;&#110;&#100;&#123;&#112;&#109;&#97;&#116;&#114;&#105;&#120;&#125;\" title=\"Rendered by QuickLaTeX.com\" height=\"65\" width=\"57\" style=\"vertical-align: -28px;\"\/> pour\u00a0<b>vecteur normal<\/b>\u00a0ont une\u00a0<b>\u00e9quation cart\u00e9sienne du type<\/b>:<\/p>\n<p style=\"text-align: justify\">\n<p class=\"ql-center-displayed-equation\" style=\"line-height: 27px;\"><span class=\"ql-right-eqno\"> &nbsp; <\/span><span class=\"ql-left-eqno\"> &nbsp; <\/span><img loading=\"lazy\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-d6c18c89926d781434bb4ee073cf9606_l3.png\" height=\"27\" width=\"265\" class=\"ql-img-displayed-equation quicklatex-auto-format\" alt=\"&#92;&#091;&#92;&#98;&#111;&#120;&#101;&#100;&#123;&#97;&#120;&#43;&#98;&#121;&#43;&#99;&#122;&#43;&#100;&#61;&#48;&#92;&#116;&#101;&#120;&#116;&#123;&#44;&#32;&#97;&#118;&#101;&#99;&#32;&#125;&#100;&#32;&#92;&#105;&#110;&#32;&#92;&#109;&#97;&#116;&#104;&#98;&#98;&#123;&#82;&#125;&#125;&#92;&#093;\" title=\"Rendered by QuickLaTeX.com\"\/><\/p>\n<\/p>\n<p style=\"text-align: justify\"><img loading=\"lazy\" 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;\"\/> Toute \u00e9quation du type <img loading=\"lazy\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-7b14ee680d9674e4d893db6dcc711420_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#97;&#120;&#43;&#98;&#121;&#43;&#99;&#122;&#43;&#100;&#61;&#48;\" title=\"Rendered by QuickLaTeX.com\" height=\"17\" width=\"160\" style=\"vertical-align: -4px;\"\/>, o\u00f9 <img loading=\"lazy\" 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;\"\/>, <img loading=\"lazy\" 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;\"\/>, <img loading=\"lazy\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-41a04eeea923a1a0c28094a8a4680525_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#99;\" title=\"Rendered by QuickLaTeX.com\" height=\"8\" width=\"8\" style=\"vertical-align: 0px;\"\/> et <img loading=\"lazy\" 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;\"\/> sont des r\u00e9els non simultan\u00e9ment nuls, est une \u00e9quation de plan, et <img loading=\"lazy\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-36b2cb659f2cff24d2e1f6ed8e4e831f_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#92;&#111;&#118;&#101;&#114;&#114;&#105;&#103;&#104;&#116;&#97;&#114;&#114;&#111;&#119;&#123;&#110;&#125;&#92;&#98;&#101;&#103;&#105;&#110;&#123;&#112;&#109;&#97;&#116;&#114;&#105;&#120;&#125; &#97;&#32;&#92;&#92; &#98;&#32;&#92;&#92; &#99;&#32;&#92;&#92; &#92;&#101;&#110;&#100;&#123;&#112;&#109;&#97;&#116;&#114;&#105;&#120;&#125;\" title=\"Rendered by QuickLaTeX.com\" height=\"65\" width=\"57\" style=\"vertical-align: -28px;\"\/> est un vecteur normal \u00e0 ce plan.<\/p>\n<p style=\"text-align: justify\"><img loading=\"lazy\" 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;\"\/> Soient <img loading=\"lazy\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-9e2d29292edee78bb04f7e7073283402_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#65;&#40;&#120;&#95;&#123;&#48;&#125;&#59;&#121;&#95;&#123;&#48;&#125;&#59;&#122;&#95;&#123;&#48;&#125;&#41;\" title=\"Rendered by QuickLaTeX.com\" height=\"18\" width=\"92\" style=\"vertical-align: -4px;\"\/> et <img loading=\"lazy\" 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;\"\/> le plan d&rsquo;\u00e9quation <img loading=\"lazy\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-7b14ee680d9674e4d893db6dcc711420_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#97;&#120;&#43;&#98;&#121;&#43;&#99;&#122;&#43;&#100;&#61;&#48;\" title=\"Rendered by QuickLaTeX.com\" height=\"17\" width=\"160\" style=\"vertical-align: -4px;\"\/>.\u00a0<b>La distance du point <img loading=\"lazy\" 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;\"\/> au plan <img loading=\"lazy\" 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;\"\/>, not\u00e9e <img loading=\"lazy\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-9a24d10c25da58fdfe9fbaae461afdb6_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#100;&#40;&#65;&#44;&#80;&#41;\" title=\"Rendered by QuickLaTeX.com\" height=\"18\" width=\"57\" style=\"vertical-align: -4px;\"\/>, v\u00e9rifie<\/b>:<\/p>\n<p style=\"text-align: justify\">\n<p class=\"ql-center-displayed-equation\" style=\"line-height: 53px;\"><span class=\"ql-right-eqno\"> &nbsp; <\/span><span class=\"ql-left-eqno\"> &nbsp; <\/span><img loading=\"lazy\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-55c838049c16b5120e31e73b1ec05b0f_l3.png\" height=\"53\" width=\"256\" class=\"ql-img-displayed-equation quicklatex-auto-format\" alt=\"&#92;&#091;&#92;&#98;&#111;&#120;&#101;&#100;&#123;&#100;&#40;&#65;&#44;&#80;&#41;&#32;&#61;&#32;&#92;&#102;&#114;&#97;&#99;&#123;&#124;&#97;&#120;&#95;&#123;&#48;&#125;&#43;&#98;&#121;&#95;&#123;&#48;&#125;&#43;&#99;&#122;&#95;&#123;&#48;&#125;&#43;&#100;&#124;&#125;&#123;&#92;&#115;&#113;&#114;&#116;&#123;&#97;&#94;&#123;&#50;&#125;&#43;&#98;&#94;&#123;&#50;&#125;&#43;&#99;&#94;&#123;&#50;&#125;&#125;&#125;&#125;&#92;&#093;\" title=\"Rendered by QuickLaTeX.com\"\/><\/p>\n<\/p>\n<h3 style=\"text-align: justify\">4. Intersection de deux plans, d&rsquo;une droite et d&rsquo;un plan, de trois plans<\/h3>\n<p style=\"text-align: justify\"><b>Intersection de deux plans<br \/>\n<\/b><\/p>\n<p style=\"text-align: justify\">Soient <img loading=\"lazy\" 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;\"\/> et <img loading=\"lazy\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-aac930eafbdee5eb9cda3ee748ec3419_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#80;&#39;\" title=\"Rendered by QuickLaTeX.com\" height=\"14\" width=\"18\" style=\"vertical-align: 0px;\"\/> deux plans de vecteurs normaux respectifs <img loading=\"lazy\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-77fcabb25da04d05254a9a2950894284_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#92;&#111;&#118;&#101;&#114;&#114;&#105;&#103;&#104;&#116;&#97;&#114;&#114;&#111;&#119;&#123;&#110;&#125;\" title=\"Rendered by QuickLaTeX.com\" height=\"18\" width=\"17\" style=\"vertical-align: 0px;\"\/> et <img loading=\"lazy\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-8c4586a883c65270a3febee76b2fc63e_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#92;&#111;&#118;&#101;&#114;&#114;&#105;&#103;&#104;&#116;&#97;&#114;&#114;&#111;&#119;&#123;&#110;&#39;&#125;\" title=\"Rendered by QuickLaTeX.com\" height=\"24\" width=\"17\" style=\"vertical-align: 0px;\"\/>.<\/p>\n<p style=\"text-align: justify\"><img loading=\"lazy\" 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 les vecteurs <img loading=\"lazy\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-77fcabb25da04d05254a9a2950894284_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#92;&#111;&#118;&#101;&#114;&#114;&#105;&#103;&#104;&#116;&#97;&#114;&#114;&#111;&#119;&#123;&#110;&#125;\" title=\"Rendered by QuickLaTeX.com\" height=\"18\" width=\"17\" style=\"vertical-align: 0px;\"\/> et <img loading=\"lazy\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-8c4586a883c65270a3febee76b2fc63e_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#92;&#111;&#118;&#101;&#114;&#114;&#105;&#103;&#104;&#116;&#97;&#114;&#114;&#111;&#119;&#123;&#110;&#39;&#125;\" title=\"Rendered by QuickLaTeX.com\" height=\"24\" width=\"17\" style=\"vertical-align: 0px;\"\/> sont colin\u00e9aires, alors les plans <img loading=\"lazy\" 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;\"\/> et <img loading=\"lazy\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-aac930eafbdee5eb9cda3ee748ec3419_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#80;&#39;\" title=\"Rendered by QuickLaTeX.com\" height=\"14\" width=\"18\" style=\"vertical-align: 0px;\"\/> sont parall\u00e8les:<\/p>\n<p style=\"text-align: justify\">soit <img loading=\"lazy\" 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;\"\/> et <img loading=\"lazy\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-aac930eafbdee5eb9cda3ee748ec3419_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#80;&#39;\" title=\"Rendered by QuickLaTeX.com\" height=\"14\" width=\"18\" style=\"vertical-align: 0px;\"\/> sont strictement parall\u00e8les: <img loading=\"lazy\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-c81faa143a3facf1bffa0124fb8ce087_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#80;&#32;&#92;&#99;&#97;&#112;&#32;&#80;&#39;&#32;&#61;&#32;&#92;&#101;&#109;&#112;&#116;&#121;&#115;&#101;&#116;\" title=\"Rendered by QuickLaTeX.com\" height=\"16\" width=\"84\" style=\"vertical-align: -2px;\"\/><\/p>\n<p style=\"text-align: justify\">soit <img loading=\"lazy\" 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;\"\/> et <img loading=\"lazy\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-aac930eafbdee5eb9cda3ee748ec3419_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#80;&#39;\" title=\"Rendered by QuickLaTeX.com\" height=\"14\" width=\"18\" style=\"vertical-align: 0px;\"\/> sont confondus: <img loading=\"lazy\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-4332d06afdd1c12e00750077bf889f14_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#80;&#32;&#92;&#99;&#97;&#112;&#32;&#80;&#39;&#32;&#61;&#32;&#80;&#32;&#61;&#32;&#80;&#39;\" title=\"Rendered by QuickLaTeX.com\" height=\"15\" width=\"131\" style=\"vertical-align: -1px;\"\/><\/p>\n<p style=\"text-align: justify\"><img loading=\"lazy\" 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 les vecteurs <img loading=\"lazy\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-77fcabb25da04d05254a9a2950894284_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#92;&#111;&#118;&#101;&#114;&#114;&#105;&#103;&#104;&#116;&#97;&#114;&#114;&#111;&#119;&#123;&#110;&#125;\" title=\"Rendered by QuickLaTeX.com\" height=\"18\" width=\"17\" style=\"vertical-align: 0px;\"\/> et <img loading=\"lazy\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-8c4586a883c65270a3febee76b2fc63e_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#92;&#111;&#118;&#101;&#114;&#114;&#105;&#103;&#104;&#116;&#97;&#114;&#114;&#111;&#119;&#123;&#110;&#39;&#125;\" title=\"Rendered by QuickLaTeX.com\" height=\"24\" width=\"17\" style=\"vertical-align: 0px;\"\/> ne sont pas colin\u00e9aires, alors les plans <img loading=\"lazy\" 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;\"\/> et <img loading=\"lazy\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-aac930eafbdee5eb9cda3ee748ec3419_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#80;&#39;\" title=\"Rendered by QuickLaTeX.com\" height=\"14\" width=\"18\" style=\"vertical-align: 0px;\"\/> sont s\u00e9cants et leur intersection est une droite:<\/p>\n<p style=\"text-align: justify\">\n<p class=\"ql-center-displayed-equation\" style=\"line-height: 17px;\"><span class=\"ql-right-eqno\"> &nbsp; <\/span><span class=\"ql-left-eqno\"> &nbsp; <\/span><img loading=\"lazy\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-a55b19466c8b7ff5682aedc2a8a641e3_l3.png\" height=\"17\" width=\"91\" class=\"ql-img-displayed-equation quicklatex-auto-format\" alt=\"&#92;&#091;&#80;&#32;&#92;&#99;&#97;&#112;&#32;&#80;&#39;&#32;&#61;&#32;&#68;&#92;&#093;\" title=\"Rendered by QuickLaTeX.com\"\/><\/p>\n<\/p>\n<p style=\"text-align: justify\"><b>Intersection d&rsquo;une droite et d&rsquo;un plan<br \/>\n<\/b><\/p>\n<p style=\"text-align: justify\">Soient <img loading=\"lazy\" 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;\"\/> un plan de vecteur normal <img loading=\"lazy\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-77fcabb25da04d05254a9a2950894284_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#92;&#111;&#118;&#101;&#114;&#114;&#105;&#103;&#104;&#116;&#97;&#114;&#114;&#111;&#119;&#123;&#110;&#125;\" title=\"Rendered by QuickLaTeX.com\" height=\"18\" width=\"17\" style=\"vertical-align: 0px;\"\/> et <img loading=\"lazy\" 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;\"\/> une droite de vecteur directeur <img loading=\"lazy\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-54e6b7abfa392a1fe589cfca6dca2e8b_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#92;&#111;&#118;&#101;&#114;&#114;&#105;&#103;&#104;&#116;&#97;&#114;&#114;&#111;&#119;&#123;&#117;&#125;\" title=\"Rendered by QuickLaTeX.com\" height=\"18\" width=\"17\" style=\"vertical-align: 0px;\"\/>.<\/p>\n<p style=\"text-align: justify\"><img loading=\"lazy\" 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 les vecteurs <img loading=\"lazy\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-77fcabb25da04d05254a9a2950894284_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#92;&#111;&#118;&#101;&#114;&#114;&#105;&#103;&#104;&#116;&#97;&#114;&#114;&#111;&#119;&#123;&#110;&#125;\" title=\"Rendered by QuickLaTeX.com\" height=\"18\" width=\"17\" style=\"vertical-align: 0px;\"\/> et <img loading=\"lazy\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-54e6b7abfa392a1fe589cfca6dca2e8b_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#92;&#111;&#118;&#101;&#114;&#114;&#105;&#103;&#104;&#116;&#97;&#114;&#114;&#111;&#119;&#123;&#117;&#125;\" title=\"Rendered by QuickLaTeX.com\" height=\"18\" width=\"17\" style=\"vertical-align: 0px;\"\/> sont orthogonaux, alors la droite <img loading=\"lazy\" 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;\"\/> est parall\u00e8le au plan <img loading=\"lazy\" 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;\"\/> :<\/p>\n<p style=\"text-align: justify\">soit <img loading=\"lazy\" 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;\"\/> est strictement parall\u00e8le \u00e0 <img loading=\"lazy\" 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;\"\/> : <img loading=\"lazy\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-416275e3446daed8c6b17e8c8f5b661a_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#68;&#32;&#92;&#99;&#97;&#112;&#32;&#80;&#32;&#61;&#32;&#92;&#101;&#109;&#112;&#116;&#121;&#115;&#101;&#116;\" title=\"Rendered by QuickLaTeX.com\" height=\"16\" width=\"80\" style=\"vertical-align: -2px;\"\/><\/p>\n<p style=\"text-align: justify\">soit <img loading=\"lazy\" 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;\"\/> est incluse dans <img loading=\"lazy\" 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;\"\/> : <img loading=\"lazy\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-c2df334957ca16f1cf7ffe483622c1d2_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#68;&#32;&#92;&#99;&#97;&#112;&#32;&#80;&#32;&#61;&#32;&#68;\" title=\"Rendered by QuickLaTeX.com\" height=\"13\" width=\"87\" style=\"vertical-align: -1px;\"\/><\/p>\n<p style=\"text-align: justify\"><img loading=\"lazy\" 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 les vecteurs <img loading=\"lazy\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-77fcabb25da04d05254a9a2950894284_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#92;&#111;&#118;&#101;&#114;&#114;&#105;&#103;&#104;&#116;&#97;&#114;&#114;&#111;&#119;&#123;&#110;&#125;\" title=\"Rendered by QuickLaTeX.com\" height=\"18\" width=\"17\" style=\"vertical-align: 0px;\"\/> et <img loading=\"lazy\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-54e6b7abfa392a1fe589cfca6dca2e8b_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#92;&#111;&#118;&#101;&#114;&#114;&#105;&#103;&#104;&#116;&#97;&#114;&#114;&#111;&#119;&#123;&#117;&#125;\" title=\"Rendered by QuickLaTeX.com\" height=\"18\" width=\"17\" style=\"vertical-align: 0px;\"\/> ne sont pas orthogonaux, alors la droite <img loading=\"lazy\" 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;\"\/> et le plan <img loading=\"lazy\" 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;\"\/> sont s\u00e9cants. Leur intersection est un singleton, c&rsquo;est-\u00e0-dire un ensemble form\u00e9 d&rsquo;un seul point :<\/p>\n<p style=\"text-align: justify\">\n<p class=\"ql-center-displayed-equation\" style=\"line-height: 18px;\"><span class=\"ql-right-eqno\"> &nbsp; <\/span><span class=\"ql-left-eqno\"> &nbsp; <\/span><img loading=\"lazy\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-8674c0494fe94403eebc88e34030d253_l3.png\" height=\"18\" width=\"103\" class=\"ql-img-displayed-equation quicklatex-auto-format\" alt=\"&#92;&#091;&#68;&#32;&#92;&#99;&#97;&#112;&#32;&#80;&#32;&#61;&#32;&#92;&#123;&#65;&#92;&#125;&#92;&#093;\" title=\"Rendered by QuickLaTeX.com\"\/><\/p>\n<\/p>\n<p style=\"text-align: justify\"><b>Intersection de trois plans<br \/>\n<\/b><\/p>\n<p style=\"text-align: justify\">L&rsquo;intersection de trois plans est:<br \/>\nsoit un singleton<br \/>\nsoit une droite<br \/>\nsoit un plan<br \/>\nsoit l&rsquo;ensemble vide<\/p>\n<p>&nbsp;<\/p>\n<p style=\"text-align: justify\">\t\t<div data-elementor-type=\"section\" data-elementor-id=\"188475\" class=\"elementor elementor-188475\">\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-692bf02f 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=\"692bf02f\" data-element_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\t\t<div class=\"elementor-row\">\n\t\t\t\t\t<div class=\"has_ae_slider elementor-column elementor-col-66 elementor-inner-column elementor-element elementor-element-3124f641 ae-bg-gallery-type-default\" data-id=\"3124f641\" data-element_type=\"column\" data-settings=\"{&quot;background_background&quot;:&quot;classic&quot;}\">\n\t\t\t<div class=\"elementor-column-wrap elementor-element-populated\">\n\t\t\t\t\t\t\t<div class=\"elementor-widget-wrap\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-13b8fcf1 elementor-widget elementor-widget-heading\" data-id=\"13b8fcf1\" data-element_type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t<h3 class=\"elementor-heading-title elementor-size-default\">COURS DE MATHS<\/h3>\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-78991b59 elementor-widget elementor-widget-heading\" data-id=\"78991b59\" data-element_type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t<h4 class=\"elementor-heading-title elementor-size-default\">Nous avons recrut\u00e9 pour vous les<b> meilleurs professeurs particuliers de maths<\/b><\/h4>\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-7d63a247 elementor-widget elementor-widget-heading\" data-id=\"7d63a247\" data-element_type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t<h4 class=\"elementor-heading-title elementor-size-default\">S'EXERCER ET APPRENDRE<\/h4>\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-685c251 elementor-align-left elementor-mobile-align-center elementor-widget elementor-widget-button\" data-id=\"685c251\" data-element_type=\"widget\" data-widget_type=\"button.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<div class=\"elementor-button-wrapper\">\n\t\t\t<a href=\"https:\/\/groupe-reussite.fr\/cours-particuliers\/maths\/tous-niveaux\/france\/\" target=\"_blank\" class=\"elementor-button-link elementor-button elementor-size-md\" role=\"button\" id=\"CTA_PRD_CP\">\n\t\t\t\t\t\t<span class=\"elementor-button-content-wrapper\">\n\t\t\t\t\t\t<span class=\"elementor-button-text\">Professeur particulier maths<\/span>\n\t\t<\/span>\n\t\t\t\t\t<\/a>\n\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-7a606128 elementor-widget elementor-widget-text-editor\" data-id=\"7a606128\" data-element_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<div class=\"elementor-text-editor elementor-clearfix\">\n\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> 4,8 sur 5<\/b><\/p>\t\t\t\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\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-229c063a ae-bg-gallery-type-default\" data-id=\"229c063a\" data-element_type=\"column\">\n\t\t\t<div class=\"elementor-column-wrap\">\n\t\t\t\t\t\t\t<div class=\"elementor-widget-wrap\">\n\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t\t\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\">Exercices sur la g\u00e9om\u00e9trie dans l&rsquo;espace en terminale :<\/h2>\n<h3 style=\"text-align: justify\"><b>Exercice 1 :\u00a0Repr\u00e9sentation param\u00e9trique<\/b><\/h3>\n<p style=\"text-align: justify\">On consid\u00e8re les points <img loading=\"lazy\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-9d1a3e01522ebd8b46ba6db9e1876b1e_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#65;&#40;&#50;&#59;&#45;&#51;&#59;&#48;&#41;\" title=\"Rendered by QuickLaTeX.com\" height=\"18\" width=\"82\" style=\"vertical-align: -4px;\"\/>, <img loading=\"lazy\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-5633b8cf5a81a1569a9424dc8cf2fb53_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#66;&#40;&#45;&#49;&#59;&#50;&#59;&#52;&#41;\" title=\"Rendered by QuickLaTeX.com\" height=\"18\" width=\"84\" style=\"vertical-align: -4px;\"\/>, et <img loading=\"lazy\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-57f436bba3c423d51a8bca7896bd1ca5_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#67;&#40;&#45;&#51;&#59;&#51;&#59;&#48;&#41;\" title=\"Rendered by QuickLaTeX.com\" height=\"18\" width=\"83\" style=\"vertical-align: -4px;\"\/>.<\/p>\n<p style=\"text-align: justify\"><strong>Question 1 :<\/strong><\/p>\n<p style=\"text-align: justify\">Donner une repr\u00e9sentation param\u00e9trique\u00a0de la droite <img loading=\"lazy\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-075f3749fa4dd7932001680fd1118949_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#40;&#65;&#66;&#41;\" title=\"Rendered by QuickLaTeX.com\" height=\"19\" width=\"40\" style=\"vertical-align: -5px;\"\/>.<\/p>\n<p style=\"text-align: justify\"><b>Question 2 <\/b> :<\/p>\n<p style=\"text-align: justify\">Donner une repr\u00e9sentation param\u00e9trique de la demi-droite <img loading=\"lazy\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-8cc8ed49853e5a35cabbf2afbb39e6cc_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#091;&#66;&#67;&#41;\" title=\"Rendered by QuickLaTeX.com\" height=\"19\" width=\"37\" style=\"vertical-align: -5px;\"\/>.<\/p>\n<p style=\"text-align: justify\"><b>Question 3 <\/b>:<\/p>\n<p style=\"text-align: justify\">Donner la repr\u00e9sentation param\u00e9trique du segment <img loading=\"lazy\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-1833cd4ee13bfb5acaad9b2a1a25cad6_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#091;&#65;&#67;&#093;\" title=\"Rendered by QuickLaTeX.com\" height=\"18\" width=\"33\" style=\"vertical-align: -5px;\"\/><\/p>\n<h3 style=\"text-align: justify\">Exercice 2 : Equation cart\u00e9sienne du plan en terminale<\/h3>\n<p style=\"text-align: justify\">D\u00e9terminer une \u00e9quation cart\u00e9sienne du plan <img loading=\"lazy\" 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;\"\/> d\u00e9fini par la condition suivante :<\/p>\n<p style=\"text-align: justify\"><strong>Question 1 :<\/strong><\/p>\n<p style=\"text-align: justify\">Le projet\u00e9 orthogonal de l&rsquo;origine <img loading=\"lazy\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-41136ed7463f7254f4e6df131f8be490_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#79;\" title=\"Rendered by QuickLaTeX.com\" height=\"12\" width=\"14\" style=\"vertical-align: 0px;\"\/> sur <img loading=\"lazy\" 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;\"\/> est le point <img loading=\"lazy\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-9a7442477b1181a53441cf8661282133_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#65;&#40;&#49;&#59;&#45;&#53;&#59;&#55;&#41;\" title=\"Rendered by QuickLaTeX.com\" height=\"18\" width=\"82\" style=\"vertical-align: -4px;\"\/>.<\/p>\n<p style=\"text-align: justify\"><strong>Question 2 :<\/strong><\/p>\n<p style=\"text-align: justify\"><img loading=\"lazy\" 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;\"\/> passe par les points <img loading=\"lazy\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-119eb842abdac0ea12a43e385d80fd65_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#65;&#40;&#50;&#59;&#45;&#51;&#59;&#49;&#41;\" title=\"Rendered by QuickLaTeX.com\" height=\"18\" width=\"82\" style=\"vertical-align: -4px;\"\/>, <img loading=\"lazy\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-54b6aab69f7cf14109ac639f54f78bab_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#66;&#40;&#49;&#59;&#48;&#59;&#50;&#41;\" title=\"Rendered by QuickLaTeX.com\" height=\"18\" width=\"70\" style=\"vertical-align: -4px;\"\/> et <img loading=\"lazy\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-aca39f742271f4d457300e428fdf1fa6_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#67;&#40;&#52;&#59;&#45;&#50;&#59;&#51;&#41;\" title=\"Rendered by QuickLaTeX.com\" height=\"18\" width=\"83\" style=\"vertical-align: -4px;\"\/><\/p>\n<p style=\"text-align: justify\"><strong>Question 3 :\u00a0<\/strong><\/p>\n<p style=\"text-align: justify\"><img loading=\"lazy\" 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;\"\/> est le plan m\u00e9diateur du segment <img loading=\"lazy\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-9fd566b0e28516ed5c7d24192dac3fe1_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#091;&#65;&#66;&#093;\" title=\"Rendered by QuickLaTeX.com\" height=\"18\" width=\"34\" style=\"vertical-align: -5px;\"\/>, avec <img loading=\"lazy\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-d8e466356859805f5167dbbafe02317e_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#65;&#40;&#48;&#59;&#50;&#59;&#49;&#41;\" title=\"Rendered by QuickLaTeX.com\" height=\"18\" width=\"69\" style=\"vertical-align: -4px;\"\/> et <img loading=\"lazy\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-3410bcab81a2bd8ebd47e549d333f38b_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#66;&#40;&#52;&#59;&#45;&#49;&#59;&#51;&#41;\" title=\"Rendered by QuickLaTeX.com\" height=\"18\" width=\"84\" style=\"vertical-align: -4px;\"\/> (le plan m\u00e9diateur d&rsquo;un segment est le plan perpendiculaire \u00e0 ce segment et qui passe par son milieu).<\/p>\n<p style=\"text-align: justify\"><strong>Question 4 :\u00a0<\/strong><\/p>\n<p style=\"text-align: justify\"><img loading=\"lazy\" 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;\"\/> est parall\u00e8le au plan <img loading=\"lazy\" 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;\"\/> d&rsquo;\u00e9quation <img loading=\"lazy\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-58c15c7e958f30b75929acd831c0568f_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#50;&#120;&#43;&#121;&#45;&#51;&#122;&#43;&#55;&#61;&#48;\" title=\"Rendered by QuickLaTeX.com\" height=\"17\" width=\"153\" style=\"vertical-align: -4px;\"\/>, et passe par le point <img loading=\"lazy\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-cf7fdcf2ea8daeeeaa0b338d080ef404_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#65;&#40;&#51;&#59;&#45;&#50;&#59;&#53;&#41;\" title=\"Rendered by QuickLaTeX.com\" height=\"18\" width=\"82\" style=\"vertical-align: -4px;\"\/><\/p>\n<h2 style=\"text-align: justify\">Annales sur la g\u00e9om\u00e9trie dans l&rsquo;espace en terminale<\/h2>\n<p style=\"text-align: justify\">Entra\u00eenez-vous aussi sur les annales de maths au bac tout au long de l&rsquo;ann\u00e9e, c&rsquo;est la cl\u00e9 de la r\u00e9ussite pour avoir de tr\u00e8s bons r\u00e9sultats au bac. De plus, si vous visez la mention bien, voire la mention tr\u00e8s bien au bac, utilisez aussi notre simulateur du bac afin d&rsquo;avoir une id\u00e9e des notes \u00e0 obtenir pour d\u00e9crocher cette mention. Plus vous vous entra\u00eenerez \u00e0 travailler r\u00e9guli\u00e8rement d\u00e8s le lyc\u00e9e, plus vous aurez de chance de r\u00e9ussir au sein des meilleures pr\u00e9pa scientifiques ou des meilleures pr\u00e9pa HEC.<\/p>\n<p style=\"text-align: justify\">Avant de vous tester en conditions r\u00e9elles sur les annales du bac, v\u00e9rifiez vos connaissances et travaillez vos points faibles sur les diff\u00e9rents chapitres gr\u00e2ce aux cours en ligne de maths de terminale. Voici quelques chapitres \u00e0 bien r\u00e9viser :<\/p>\n<ul>\n<li><a href=\"https:\/\/groupe-reussite.fr\/ressources\/cours-en-ligne-denombrement-terminale\/\">Cours sur le d\u00e9nombrement en terminale<\/a><\/li>\n<li><a href=\"https:\/\/groupe-reussite.fr\/ressources\/cours-en-ligne-loi-binomiale-terminale\/\">Cours en terminale : loi binomiale<\/a><\/li>\n<li><a href=\"https:\/\/groupe-reussite.fr\/ressources\/cours-en-ligne-variables-aleatoires-loi-grands-nombres-terminale\/\">R\u00e9vision en terminale : loi des grands nombres<\/a><\/li>\n<li><a href=\"https:\/\/groupe-reussite.fr\/ressources\/cours-en-ligne-loi-normale-fluctuation-estimation\/\">Cours complet : Loi normale, intervalle de fluctuation<\/a><\/li>\n<li><a href=\"https:\/\/groupe-reussite.fr\/ressources\/cours-en-ligne-recurrence-terminale\/\">raisonnement par r\u00e9currence<\/a><\/li>\n<\/ul>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/section>\n<\/div>\n","protected":false},"excerpt":{"rendered":"<p>G\u00e9om\u00e9trie dans l&rsquo;espace en terminale R\u00e9sum\u00e9 de cours Exercices et corrig\u00e9s Cours en ligne de Maths en Terminale R\u00e9sum\u00e9 de cours : La g\u00e9om\u00e9trie dans l\u2019espace au programme en Terminale Le coefficient au bac des math\u00e9matiques pour ceux ayant pris la sp\u00e9cialit\u00e9 en Terminale est tr\u00e8s \u00e9lev\u00e9. Bien conna\u00eetre toutes les notions au programme de [&hellip;]<\/p>\n","protected":false},"author":6,"featured_media":0,"parent":0,"menu_order":0,"comment_status":"closed","ping_status":"closed","template":"","meta":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v20.2.1 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>G\u00e9om\u00e9trie dans l&#039;espace en terminale : Cours, exercices &amp; corrig\u00e9s<\/title>\n<meta name=\"description\" content=\"Cours, QCM, exercices et corrig\u00e9s gratuits sur la g\u00e9om\u00e9trie dans l&#039;espace en terminale : les fonctions cosinus, les sinus et les tangentes\" \/>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/groupe-reussite.fr\/ressources\/cours-en-ligne-geometrie-dans-espace-terminale\/\" \/>\n<meta property=\"og:locale\" content=\"fr_FR\" \/>\n<meta property=\"og:type\" 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