{"id":52875,"date":"2020-06-09T14:45:57","date_gmt":"2020-06-09T13:45:57","guid":{"rendered":"https:\/\/groupe-reussite.fr\/?page_id=52875"},"modified":"2022-07-27T10:43:19","modified_gmt":"2022-07-27T09:43:19","slug":"cours-en-ligne-exercices-corriges-puissances","status":"publish","type":"page","link":"https:\/\/groupe-reussite.fr\/ressources\/cours-en-ligne-exercices-corriges-puissances\/","title":{"rendered":"Puissances exercices et corrig\u00e9s"},"content":{"rendered":"<div class=\"Latex_page\">\n<section class=\"has_ae_slider elementor-element elementor-section-full_width elementor-reverse-mobile elementor-section-stretched elementor-section-height-default elementor-section-height-default ae-bg-gallery-type-default elementor-section elementor-top-section\">\n<div class=\"elementor-container elementor-column-gap-no\">\n<div class=\"elementor-row\">\n<div class=\"elementor-column-wrap elementor-element-populated colone_elementor\">\n<p style=\"text-align: justify;\">\t\t<div data-elementor-type=\"page\" data-elementor-id=\"86176\" class=\"elementor elementor-86176\">\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-6f9fb2b3 elementor-section-content-bottom elementor-section-boxed elementor-section-height-default elementor-section-height-default ae-bg-gallery-type-default\" data-id=\"6f9fb2b3\" 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-5032621c sticky_badeau_colone strick_col ae-bg-gallery-type-default\" data-id=\"5032621c\" 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-611bd75f elementor-section-boxed elementor-section-height-default elementor-section-height-default ae-bg-gallery-type-default\" data-id=\"611bd75f\" 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-55718945 strick_col ae-bg-gallery-type-default\" data-id=\"55718945\" 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-5940f45c elementor-widget elementor-widget-heading\" data-id=\"5940f45c\" 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-tage-mage\/\">Cours en ligne Tage Mage <\/a><\/p>\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-f9bc725 elementor-widget elementor-widget-heading\" data-id=\"f9bc725\" 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 du sous-test 2 du Tage Mage<\/p>\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-56c02cf0 elementor-align-justify elementor-widget elementor-widget-button\" data-id=\"56c02cf0\" 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-fractions\/\" 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\">Fractions<\/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-390da5ff elementor-align-justify elementor-widget elementor-widget-button\" data-id=\"390da5ff\" 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-pourcentages\/\" 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\">Pourcentages<\/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-da8d658 elementor-align-justify elementor-widget elementor-widget-button\" data-id=\"da8d658\" 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-exercices-corriges-algebre\/\" 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\">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-490ac2aa elementor-align-justify elementor-widget elementor-widget-button\" data-id=\"490ac2aa\" 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-figures-geometriques\/\" 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<\/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-3fd40310 elementor-align-justify elementor-widget elementor-widget-button\" data-id=\"3fd40310\" 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-vitesse\/\" 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\">Vitesse<\/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-6edf1c7e elementor-align-justify elementor-widget elementor-widget-button\" data-id=\"6edf1c7e\" 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\/\" 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<\/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-4f2c805 elementor-align-justify elementor-widget elementor-widget-button\" data-id=\"4f2c805\" 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-puissances\/\" 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\">Puissances<\/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-447b658 elementor-align-justify elementor-widget elementor-widget-button\" data-id=\"447b658\" 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-regle-de-trois\/\" 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\">Proportionnalit\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-53863aa elementor-align-justify elementor-widget elementor-widget-button\" data-id=\"53863aa\" 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\/\" 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-11741389 elementor-align-justify elementor-widget elementor-widget-button\" data-id=\"11741389\" 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-probabilites\/\" 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\">Probabilit\u00e9s<\/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-6ace8ace elementor-align-justify elementor-widget elementor-widget-button\" data-id=\"6ace8ace\" 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-moyenne-arithmetique-moyenne-ponderee\/\" 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\">Moyenne<\/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-13f1db2f elementor-align-justify elementor-widget elementor-widget-button\" data-id=\"13f1db2f\" 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-theoreme-de-pythagore\/\" 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\">Th\u00e9or\u00e8me de Pythagore<\/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-10d04684 elementor-align-justify elementor-widget elementor-widget-button\" data-id=\"10d04684\" 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-theoreme-de-thales\/\" 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\">Th\u00e9or\u00e8me de Thal\u00e8s<\/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-691a3a8a elementor-align-justify elementor-widget elementor-widget-button\" data-id=\"691a3a8a\" 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-racines-carrees\/\" 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\">Racines Carr\u00e9es<\/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-2a5f7bd6 elementor-align-justify elementor-widget elementor-widget-button\" data-id=\"2a5f7bd6\" 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\" style=\"color: #000000; font-family: Lato, sans-serif; text-align: justify;\">\n<h1 class=\"Latex_page_title\">Exercices sur les puissances en ligne et corrig\u00e9s<\/h1>\n<\/div>\n<p class=\"colone_latex_ancres\" style=\"color: #000000; font-family: Lato, sans-serif; text-align: center;\"><a href=\"https:\/\/groupe-reussite.fr\/ressources\/cours-en-ligne-puissances\/\">R\u00e9sum\u00e9 de cours<\/a> <a href=\"https:\/\/groupe-reussite.fr\/ressources\/cours-en-ligne-exercices-corriges-puissances\/\">Exercices et corrig\u00e9s<\/a><\/p>\n<p class=\"colone_latex_ancres\" style=\"color: #000000; font-family: Lato, sans-serif; text-align: center;\"><a href=\"https:\/\/groupe-reussite.fr\/ressources\/cours-en-ligne-tage-mage\/\">Cours en ligne du Tage Mage<\/a><\/p>\n<p style=\"text-align: justify;\">S&rsquo;entrainer sur les r\u00e8gles de calcul des puissances et ma\u00eetriser les puissances de 10 et les notations scientifiques est n\u00e9cessaire pour tout \u00e9l\u00e8ve qui pr\u00e9pare le brevet ou qui pr\u00e9pare le Tage Mage.<\/p>\n<h2 style=\"text-align: justify;\">1. Exercices sur les puissances<\/h2>\n<h3 style=\"text-align: justify;\">Exercice 1 sur les puissances<\/h3>\n<p class=\"p1\" style=\"text-align: justify;\">X est un <a href=\"https:\/\/groupe-reussite.fr\/ressources\/cours-en-ligne-series-lettres-nombres\/\">nombre<\/a> entier positif inf\u00e9rieur \u00e0 200. C\u2019est \u00e0 la fois le carr\u00e9 d\u2019un nombre et le cube d\u2019un nombre. Combien y a-t-il de valeur possibles pour X\u00a0?<\/p>\n<p class=\"p1\" style=\"text-align: justify;\">A) Aucune<\/p>\n<p class=\"p1\" style=\"text-align: justify;\">B) 1<\/p>\n<p class=\"p1\" style=\"text-align: justify;\">C) 2<\/p>\n<p class=\"p1\" style=\"text-align: justify;\">D) 3<\/p>\n<p class=\"p1\" style=\"text-align: justify;\">E) 4<\/p>\n<h3 style=\"text-align: justify;\">Exercice 2 sur les puissances : un classique \u00e0 ma\u00eetriser<\/h3>\n<p class=\"p1\" style=\"text-align: justify;\">(81<sup>5<\/sup>)<sup>9<\/sup> = 3\u00a0<sup>???<\/sup><\/p>\n<p class=\"p1\" style=\"text-align: justify;\">A) 18<\/p>\n<p class=\"p1\" style=\"text-align: justify;\">B) 20<\/p>\n<p class=\"p1\" style=\"text-align: justify;\">C) 45<\/p>\n<p class=\"p1\" style=\"text-align: justify;\">D) 49<\/p>\n<p class=\"p1\" style=\"text-align: justify;\">E) 180<\/p>\n<h3 style=\"text-align: justify;\">Exercice 3 sur les puissances<\/h3>\n<p class=\"p1\" style=\"text-align: justify;\">(15<sup>3<\/sup>)<sup>2<\/sup> =<\/p>\n<p class=\"p1\" style=\"text-align: justify;\">A) 3<sup>5<\/sup> \u00d7 5<sup>5<\/sup><\/p>\n<p class=\"p1\" style=\"text-align: justify;\">B) 3<sup>6<\/sup> \u00d7 625<\/p>\n<p class=\"p1\" style=\"text-align: justify;\">C) 729 \u00d7 5<sup>6<\/sup><\/p>\n<p class=\"p1\" style=\"text-align: justify;\">D) 15<sup>5<\/sup><\/p>\n<p class=\"p1\" style=\"text-align: justify;\">E) 15<sup>9<\/sup><\/p>\n<h3 style=\"text-align: justify;\">Exercice 4 sur les puissances<\/h3>\n<p style=\"text-align: justify;\"><img loading=\"lazy\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-c0dc59df8d8b767a110ba3d04ca34d84_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#92;&#100;&#102;&#114;&#97;&#99;&#123;&#50;&#92;&#116;&#105;&#109;&#101;&#115;&#40;&#49;&#54;&#94;&#123;&#51;&#125;&#41;&#94;&#123;&#55;&#125;&#125;&#123;&#56;&#92;&#116;&#105;&#109;&#101;&#115;&#54;&#52;&#94;&#123;&#49;&#49;&#125;&#125;\" title=\"Rendered by QuickLaTeX.com\" height=\"40\" width=\"78\" style=\"vertical-align: -13px;\"\/> =<\/p>\n<p class=\"p2\" style=\"text-align: justify;\">A) 2<sup>14<\/sup><\/p>\n<p class=\"p2\" style=\"text-align: justify;\">B) 2<sup>15<\/sup><\/p>\n<p class=\"p2\" style=\"text-align: justify;\">C) 2<sup>16<\/sup><\/p>\n<p class=\"p2\" style=\"text-align: justify;\">D) 2<sup>17<\/sup><\/p>\n<p class=\"p2\" style=\"text-align: justify;\">E) 2<sup>18<\/sup><\/p>\n<h3 style=\"text-align: justify;\">Exercice 5 sur les puissances<\/h3>\n<p class=\"p1\" style=\"text-align: justify;\">Un microbe se d\u00e9double toutes les trois secondes. Il y a 5 microbes \u00e0 14h00, combien y en aura-t-il \u00e0 14h02\u00a0?<\/p>\n<p class=\"p1\" style=\"text-align: justify;\">A) 80<\/p>\n<p class=\"p1\" style=\"text-align: justify;\">B) 400<\/p>\n<p class=\"p1\" style=\"text-align: justify;\">C) 10<sup>40<\/sup><\/p>\n<p class=\"p1\" style=\"text-align: justify;\">D) 5\u00d72<sup>40<\/sup><\/p>\n<p class=\"p1\" style=\"text-align: justify;\">E) 5\u00d72<sup>20<\/sup><\/p>\n<h3 style=\"text-align: justify;\">Exercice 6 sur les puissances de dix<\/h3>\n<p class=\"p1\" style=\"text-align: justify;\">Ecrire sous la forme d&rsquo;une puissance de 10 puis donner l&rsquo;\u00e9criture d\u00e9cimale des nombres suivants :<\/p>\n<p class=\"p1\" style=\"text-align: justify;\">1) 10<sup>4 <\/sup>\u00a0x 10<sup>-5\u00a0<\/sup><\/p>\n<p class=\"p1\" style=\"text-align: justify;\">2) 10<sup>-4 <\/sup>x 10<sup>-3\u00a0 <\/sup><\/p>\n<p class=\"p1\" style=\"text-align: justify;\">3) <span class=\"s1\">(10<\/span><span class=\"s2\"><sup>1<\/sup><\/span><span class=\"s1\">)<\/span><span class=\"s2\"><sup>-4<\/sup><\/span><\/p>\n<p style=\"text-align: justify;\">4) <img loading=\"lazy\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-15297667701b342a812fb0fc35339cf0_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#92;&#100;&#102;&#114;&#97;&#99;&#32;&#123;&#49;&#48;&#94;&#123;&#51;&#125;&#125;&#123;&#49;&#48;&#94;&#123;&#53;&#125;&#125;\" title=\"Rendered by QuickLaTeX.com\" height=\"39\" width=\"26\" style=\"vertical-align: -12px;\"\/><\/p>\n<p style=\"text-align: justify;\">5) <img loading=\"lazy\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-c4671a03d2911ac6d719834714dce853_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#92;&#100;&#102;&#114;&#97;&#99;&#32;&#123;&#49;&#48;&#94;&#123;&#48;&#125;&#125;&#123;&#49;&#48;&#94;&#123;&#45;&#54;&#125;&#125;\" title=\"Rendered by QuickLaTeX.com\" height=\"40\" width=\"37\" style=\"vertical-align: -13px;\"\/><\/p>\n<h3 style=\"text-align: justify;\">Exercice 7 sur la notation scientifique<\/h3>\n<p style=\"text-align: justify;\">Ecrire les nombres suivantes sous la forme scientifique :<\/p>\n<p style=\"text-align: justify;\">A = 58 000<\/p>\n<p style=\"text-align: justify;\">B = 0,00065<\/p>\n<p style=\"text-align: justify;\">C = 15 milliards<\/p>\n<p style=\"text-align: justify;\">D = 322 x 10<sup>-4<\/sup><\/p>\n<p style=\"text-align: justify;\">E = 432,3 x 10<sup>5<\/sup><\/p>\n<h3 style=\"text-align: justify;\">Exercice 8 sur la notation scientifique<\/h3>\n<p class=\"p1\" style=\"text-align: justify;\">Soit un rectangle de longueur L et de largeur l L\u2019unit\u00e9 des longueurs est le cm et l\u2019unit\u00e9 des aires est le cm2. Donner le p\u00e9rim\u00e8tre P du rectangle et son aire A, donner le r\u00e9sultat sous forme scientifique. On donne : L = 5 x 10<sup>4<\/sup>\u00a0<span class=\"s1\">et l<\/span> = 2.5 x 10<sup>4<\/sup><\/p>\n\t\t<div data-elementor-type=\"section\" data-elementor-id=\"84983\" class=\"elementor elementor-84983\">\n\t\t\t\t\t<div class=\"elementor-section-wrap\">\n\t\t\t\t\t\t\t\t<section class=\"has_ae_slider elementor-section elementor-inner-section elementor-element elementor-element-51d9c4d elementor-section-content-bottom full_width elementor-section-full_width elementor-section-height-min-height elementor-section-height-default ae-bg-gallery-type-default\" data-id=\"51d9c4d\" data-element_type=\"section\" data-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-610eeeb9 ae-bg-gallery-type-default\" data-id=\"610eeeb9\" 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-5bf69eb8 elementor-widget elementor-widget-heading\" data-id=\"5bf69eb8\" 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-49568da4 elementor-widget elementor-widget-heading\" data-id=\"49568da4\" 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\">Les meilleurs professeurs particuliers<\/h4>\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-1eb9e0cb elementor-widget elementor-widget-heading\" data-id=\"1eb9e0cb\" data-element_type=\"widget\" data-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\">Pour progresser et r\u00e9ussir<\/h4>\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-15c3e28d elementor-align-left elementor-mobile-align-center elementor-widget elementor-widget-button\" data-id=\"15c3e28d\" data-element_type=\"widget\" data-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\">Cours particuliers 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-1a5c10e7 elementor-widget elementor-widget-text-editor\" data-id=\"1a5c10e7\" 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-6913d4fe ae-bg-gallery-type-default\" data-id=\"6913d4fe\" 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 class=\"p1\" style=\"text-align: justify;\">2. Corrig\u00e9s sur les puissances<\/h2>\n<h3 style=\"text-align: justify;\">Exercice corrig\u00e9 1 sur les puissances : R\u00e9ponse D<\/h3>\n<p class=\"p1\" style=\"text-align: justify;\"><span class=\"s1\">0<\/span><span class=\"s2\"><sup>2<\/sup><\/span><span class=\"s1\"> = 0<\/span><span class=\"s2\"><sup>3<\/sup><\/span><span class=\"s1\"> = 0 ; 1<\/span><span class=\"s2\"><sup>2<\/sup><\/span><span class=\"s1\"> = 1<\/span><span class=\"s2\"><sup>3<\/sup><\/span><span class=\"s1\"> = 1 ; 8<\/span><span class=\"s2\"><sup>2<\/sup><\/span><span class=\"s1\"> = 4<\/span><span class=\"s2\"><sup>3<\/sup><\/span><span class=\"s1\"> = 64<\/span><\/p>\n<p class=\"p1\" style=\"text-align: justify;\"><span class=\"s1\">Rappel : 0 est un nombre positif et n\u00e9gatif.<\/span><\/p>\n<h3 style=\"text-align: justify;\">Exercice corrig\u00e9 2 sur les puissances : R\u00e9ponse E<\/h3>\n<p style=\"text-align: justify;\">Formule utilis\u00e9e : <img loading=\"lazy\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-808b399ced324263870636c11ee7dc82_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#40;&#123;&#97;&#94;&#123;&#110;&#125;&#41;&#94;&#123;&#109;&#125;\" title=\"Rendered by QuickLaTeX.com\" height=\"18\" width=\"43\" style=\"vertical-align: -4px;\"\/> = <img loading=\"lazy\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-a6534f6b6c1eba8683ea811386706255_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#97;&#94;&#123;&#110;&#92;&#116;&#105;&#109;&#101;&#115;&#32;&#109;&#125;\" title=\"Rendered by QuickLaTeX.com\" height=\"13\" width=\"40\" style=\"vertical-align: 0px;\"\/><\/p>\n<p style=\"text-align: justify;\">A retenir : 81 = <span class=\"s1\">3<\/span><span class=\"s2\"><sup>4<\/sup><\/span><\/p>\n<p class=\"p1\" style=\"text-align: justify;\"><span class=\"s1\">Petite transformation en utilisant cette propri\u00e9t\u00e9\u00a0: (81<\/span><span class=\"s2\"><sup>5<\/sup><\/span><span class=\"s1\">)<\/span><span class=\"s2\"><sup>9<\/sup><\/span><span class=\"s1\"> = 81<\/span><span class=\"s2\"><sup>5\u00d79<\/sup><\/span><span class=\"s1\"> = 81<\/span><span class=\"s2\"><sup>45<\/sup><\/span><span class=\"s1\">. <\/span><span class=\"s1\">Par ailleurs, il faut savoir que 81 = 3<\/span><span class=\"s2\"><sup>4<\/sup><\/span><span class=\"s1\">. On va utiliser ensuite la m\u00eame propri\u00e9t\u00e9 :\u00a0<\/span><span class=\"s1\">81<\/span><span class=\"s2\"><sup>45<\/sup><\/span><span class=\"s1\"> = (3<\/span><span class=\"s2\"><sup>4<\/sup><\/span><span class=\"s1\">)<\/span><span class=\"s2\"><sup>45<\/sup><\/span><span class=\"s1\"> = 3<\/span><span class=\"s2\"><sup>4\u00d745<\/sup><\/span><span class=\"s1\"> = 3<\/span><span class=\"s2\"><sup>180<\/sup><\/span><\/p>\n<h3 style=\"text-align: justify;\">Exercice corrig\u00e9 3 sur les puissances : R\u00e9ponse C<\/h3>\n<p style=\"text-align: justify;\">Formules utilis\u00e9es : <img loading=\"lazy\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-808b399ced324263870636c11ee7dc82_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#40;&#123;&#97;&#94;&#123;&#110;&#125;&#41;&#94;&#123;&#109;&#125;\" title=\"Rendered by QuickLaTeX.com\" height=\"18\" width=\"43\" style=\"vertical-align: -4px;\"\/> = <img loading=\"lazy\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-a6534f6b6c1eba8683ea811386706255_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#97;&#94;&#123;&#110;&#92;&#116;&#105;&#109;&#101;&#115;&#32;&#109;&#125;\" title=\"Rendered by QuickLaTeX.com\" height=\"13\" width=\"40\" style=\"vertical-align: 0px;\"\/> et <img loading=\"lazy\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-634474cbd81f05cfe1d2dc3054d8e270_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#40;&#97;&#92;&#116;&#105;&#109;&#101;&#115;&#32;&#98;&#41;&#94;&#123;&#110;&#125;\" title=\"Rendered by QuickLaTeX.com\" height=\"18\" width=\"60\" style=\"vertical-align: -4px;\"\/> = <img loading=\"lazy\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-8872c54bea9427cc16d4fd281e9b1035_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#97;&#94;&#123;&#110;&#125;\" title=\"Rendered by QuickLaTeX.com\" height=\"12\" width=\"17\" style=\"vertical-align: 0px;\"\/> <img loading=\"lazy\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-3e2a3b7b9d8913e71519bf7df9eb51b3_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#92;&#116;&#105;&#109;&#101;&#115;\" title=\"Rendered by QuickLaTeX.com\" height=\"9\" width=\"10\" style=\"vertical-align: 0px;\"\/> <img loading=\"lazy\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-16e881826c3ccbf68e86164e0700d646_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#98;&#94;&#123;&#110;&#125;\" title=\"Rendered by QuickLaTeX.com\" height=\"13\" width=\"16\" style=\"vertical-align: 0px;\"\/><\/p>\n<p class=\"p1\" style=\"text-align: justify;\"><span class=\"s1\">On utilise cette propri\u00e9t\u00e9, on obtient (15<\/span><span class=\"s2\"><sup>3<\/sup><\/span><span class=\"s1\">)<\/span><span class=\"s2\"><sup>2<\/sup><\/span><span class=\"s1\"> = 15<\/span><span class=\"s2\"><sup>6<\/sup><\/span><span class=\"s1\">.<\/span><\/p>\n<p class=\"p1\" style=\"text-align: justify;\"><span class=\"s1\">On transforme \u00e0 pr\u00e9sent pour utiliser la propri\u00e9t\u00e9 : <img loading=\"lazy\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-634474cbd81f05cfe1d2dc3054d8e270_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#40;&#97;&#92;&#116;&#105;&#109;&#101;&#115;&#32;&#98;&#41;&#94;&#123;&#110;&#125;\" title=\"Rendered by QuickLaTeX.com\" height=\"18\" width=\"60\" style=\"vertical-align: -4px;\"\/> = <img loading=\"lazy\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-8872c54bea9427cc16d4fd281e9b1035_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#97;&#94;&#123;&#110;&#125;\" title=\"Rendered by QuickLaTeX.com\" height=\"12\" width=\"17\" style=\"vertical-align: 0px;\"\/> <img loading=\"lazy\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-3e2a3b7b9d8913e71519bf7df9eb51b3_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#92;&#116;&#105;&#109;&#101;&#115;\" title=\"Rendered by QuickLaTeX.com\" height=\"9\" width=\"10\" style=\"vertical-align: 0px;\"\/> <img loading=\"lazy\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-16e881826c3ccbf68e86164e0700d646_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#98;&#94;&#123;&#110;&#125;\" title=\"Rendered by QuickLaTeX.com\" height=\"13\" width=\"16\" style=\"vertical-align: 0px;\"\/>, 15<\/span><span class=\"s2\"><sup>6<\/sup><\/span><span class=\"s1\"> = (3\u00d75)<\/span><span class=\"s2\"><sup>6<\/sup><\/span><span class=\"s1\"> = 3<\/span><span class=\"s2\"><sup>6<\/sup><\/span><span class=\"s1\"> \u00d7 5<\/span><span class=\"s2\"><sup>6<\/sup><\/span><span class=\"s1\">.<\/span><\/p>\n<p class=\"p1\" style=\"text-align: justify;\"><span class=\"s1\">Aucune des propositions ne correspond \u00e0 cela. Mais 3<\/span><span class=\"s2\"><sup>6<\/sup><\/span><span class=\"s1\"> = (3<\/span><span class=\"s2\"><sup>2<\/sup><\/span><span class=\"s1\">)<\/span><span class=\"s2\"><sup>3<\/sup><\/span><span class=\"s1\"> = 9<\/span><span class=\"s2\"><sup>3<\/sup><\/span><span class=\"s1\"> = 729.<\/span><\/p>\n<h3 style=\"text-align: justify;\">Exercice corrig\u00e9 4 sur les puissances : R\u00e9ponse C<\/h3>\n<p class=\"p1\" style=\"text-align: justify;\"><span class=\"s1\">On transforme chaque facteur pour faire appara\u00eetre uniquement \u00ab\u00a0du 2\u00a0\u00bb\u00a0:<\/span><\/p>\n<p style=\"text-align: justify;\"><img loading=\"lazy\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-c0dc59df8d8b767a110ba3d04ca34d84_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#92;&#100;&#102;&#114;&#97;&#99;&#123;&#50;&#92;&#116;&#105;&#109;&#101;&#115;&#40;&#49;&#54;&#94;&#123;&#51;&#125;&#41;&#94;&#123;&#55;&#125;&#125;&#123;&#56;&#92;&#116;&#105;&#109;&#101;&#115;&#54;&#52;&#94;&#123;&#49;&#49;&#125;&#125;\" title=\"Rendered by QuickLaTeX.com\" height=\"40\" width=\"78\" style=\"vertical-align: -13px;\"\/> = <img loading=\"lazy\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-d1217e82fdf51b56c3ce1a209e4c6bb9_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#92;&#100;&#102;&#114;&#97;&#99;&#123;&#50;&#92;&#116;&#105;&#109;&#101;&#115;&#40;&#50;&#94;&#123;&#52;&#125;&#41;&#94;&#123;&#50;&#49;&#125;&#125;&#123;&#50;&#94;&#123;&#51;&#125;&#92;&#116;&#105;&#109;&#101;&#115;&#40;&#50;&#94;&#123;&#54;&#125;&#41;&#94;&#123;&#49;&#49;&#125;&#125;\" title=\"Rendered by QuickLaTeX.com\" height=\"43\" width=\"84\" style=\"vertical-align: -16px;\"\/> = <img loading=\"lazy\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-4aff7e3b722140b96fa1e84eec69e4f6_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#92;&#100;&#102;&#114;&#97;&#99;&#123;&#50;&#92;&#116;&#105;&#109;&#101;&#115;&#50;&#94;&#123;&#56;&#52;&#125;&#125;&#123;&#50;&#94;&#123;&#54;&#57;&#125;&#125;\" title=\"Rendered by QuickLaTeX.com\" height=\"39\" width=\"54\" style=\"vertical-align: -12px;\"\/> = <img loading=\"lazy\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-7e8153bd26f95be6909ea4b009556599_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#92;&#100;&#102;&#114;&#97;&#99;&#123;&#50;&#94;&#123;&#56;&#53;&#125;&#125;&#123;&#50;&#94;&#123;&#54;&#57;&#125;&#125;\" title=\"Rendered by QuickLaTeX.com\" height=\"39\" width=\"24\" style=\"vertical-align: -12px;\"\/> = <img loading=\"lazy\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-df4315ae12f36e77959cffaac8efe729_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#50;&#94;&#123;&#56;&#53;&#45;&#54;&#57;&#125;\" title=\"Rendered by QuickLaTeX.com\" height=\"15\" width=\"48\" style=\"vertical-align: 0px;\"\/> = <img loading=\"lazy\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-bff7ad5b019ff9b76d9bf9e673a8adaf_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#50;&#94;&#123;&#49;&#54;&#125;\" title=\"Rendered by QuickLaTeX.com\" height=\"15\" width=\"23\" style=\"vertical-align: 0px;\"\/><\/p>\n<h3 style=\"text-align: justify;\">Exercice corrig\u00e9 5 sur les puissances : R\u00e9ponse D<\/h3>\n<p class=\"p1\" style=\"text-align: justify;\">Toutes les 3 secondes, on multiplie par 2. Donc en 6 secondes on multiplie par 2\u00d72 soit 2<sup>2<\/sup>.<\/p>\n<p class=\"p1\" style=\"text-align: justify;\">Au bout de 9 secondes on multiplie par 2<sup>3<\/sup>. Il fallait bien comprendre qu\u2019il ne fallait pas multiplier mais bien mettre en puissances.<\/p>\n<p class=\"p1\" style=\"text-align: justify;\">Or 20\u00d73=60 donc en 1 minute il y a 20 fois 3 secondes, donc on multiplie par 2<sup>30<\/sup> (pour 1 mn). Donc en 2 minutes, il y 40 fois 3 secondes. D\u2019o\u00f9 le r\u00e9sultat sans oublier les 5 microbes du d\u00e9part\u00a0: 5\u00d72<sup>40<\/sup>.<\/p>\n<h3 style=\"text-align: justify;\">Exercice corrig\u00e9 6 sur les puissances de dix<\/h3>\n<p style=\"text-align: justify;\">1) <span class=\"s1\">10<\/span><span class=\"s2\"><sup>4<\/sup><\/span><span class=\"s1\"> \u00d7 10<\/span><span class=\"s2\"><sup>-5<\/sup><\/span> = <span class=\"s1\">10<\/span><span class=\"s2\"><sup>4-5<\/sup><\/span><span class=\"s1\"> =<\/span>\u00a00,1<\/p>\n<p style=\"text-align: justify;\">2) <span class=\"s1\">10<\/span><span class=\"s2\"><sup>-4<\/sup><\/span><span class=\"s1\">\u00a0\u00d7 10<\/span><span class=\"s2\"><sup>-3<\/sup><\/span>\u00a0= <span class=\"s1\">10<\/span><span class=\"s2\"><sup>-4-3<\/sup><\/span><span class=\"s1\"> = 10<span class=\"s2\"><sup>-7<\/sup><\/span> =<\/span>\u00a00,000 000 1<\/p>\n<p style=\"text-align: justify;\">3) <span class=\"s1\">(10<\/span><span class=\"s2\"><sup>1<\/sup><\/span><span class=\"s1\">)<\/span><span class=\"s2\"><sup>-4 <\/sup><\/span>= <span class=\"s1\">10<\/span><span class=\"s2\"><sup>1x-4 <\/sup><\/span>= <span class=\"s1\">10<\/span><span class=\"s2\"><sup>-4<\/sup><\/span> = 0,0001<\/p>\n<p style=\"text-align: justify;\">4) <img loading=\"lazy\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-15297667701b342a812fb0fc35339cf0_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#92;&#100;&#102;&#114;&#97;&#99;&#32;&#123;&#49;&#48;&#94;&#123;&#51;&#125;&#125;&#123;&#49;&#48;&#94;&#123;&#53;&#125;&#125;\" title=\"Rendered by QuickLaTeX.com\" height=\"39\" width=\"26\" style=\"vertical-align: -12px;\"\/> = <img loading=\"lazy\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-0bcc694ab8e042f461d03a042f323653_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#49;&#48;&#94;&#123;&#51;&#45;&#53;&#125;\" title=\"Rendered by QuickLaTeX.com\" height=\"16\" width=\"42\" style=\"vertical-align: -1px;\"\/> = <img loading=\"lazy\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-7ac8fbc5a11b4501639c79bc8340f103_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#49;&#48;&#94;&#123;&#45;&#50;&#125;\" title=\"Rendered by QuickLaTeX.com\" height=\"16\" width=\"35\" style=\"vertical-align: -1px;\"\/> = 0,01<\/p>\n<p style=\"text-align: justify;\">5) <img loading=\"lazy\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-c4671a03d2911ac6d719834714dce853_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#92;&#100;&#102;&#114;&#97;&#99;&#32;&#123;&#49;&#48;&#94;&#123;&#48;&#125;&#125;&#123;&#49;&#48;&#94;&#123;&#45;&#54;&#125;&#125;\" title=\"Rendered by QuickLaTeX.com\" height=\"40\" width=\"37\" style=\"vertical-align: -13px;\"\/> = <img loading=\"lazy\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-f5312de390507889f4e80c16f4e5017e_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#49;&#48;&#94;&#123;&#48;&#45;&#40;&#45;&#54;&#41;&#125;\" title=\"Rendered by QuickLaTeX.com\" height=\"18\" width=\"62\" style=\"vertical-align: -1px;\"\/> = <img loading=\"lazy\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-1c8c5257a55dee830f97a4f13cd28947_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#49;&#48;&#94;&#123;&#54;&#125;\" title=\"Rendered by QuickLaTeX.com\" height=\"16\" width=\"24\" style=\"vertical-align: -1px;\"\/> = 1 000 000<\/p>\n<h3 style=\"text-align: justify;\">Exercice corrig\u00e9 7 sur la notation scientifique<\/h3>\n<p style=\"text-align: justify;\">A = 58 000 = 5.8 x 10<sup>4<\/sup><\/p>\n<p style=\"text-align: justify;\">B = 0,00065 = 6.5 x 10<sup>-4<\/sup><\/p>\n<p style=\"text-align: justify;\">C = 15 milliards = 322 x 10<sup>-4 <\/sup>1,5 x 10<sup>10<\/sup><\/p>\n<p style=\"text-align: justify;\">D = 322 x 10<sup>-4 <\/sup>= 3,22 x 10<sup>-6<\/sup><\/p>\n<p style=\"text-align: justify;\">E = 432,3 x 10<sup>5<\/sup>= 4,323 x 10<sup>7<\/sup><\/p>\n<h3 style=\"text-align: justify;\">Exercice corrig\u00e9 8 sur la notation scientifique<\/h3>\n<p style=\"text-align: justify;\">P = (5 x 10<sup>4<\/sup> + 2.5 x 10<sup>4<\/sup>) x 2 = (5 + 2,5) x 2 x 10<sup>4<\/sup> = 15 x 10<sup>4<\/sup> = 1,5 x 10<sup>5<\/sup> cm<\/p>\n<p style=\"text-align: justify;\">A = 5 x 10<sup>4<\/sup> x 2.5 x 10<sup>4<\/sup> = 5 x\u00a02.5 x 10<sup>4 <\/sup>x 10<sup>4<\/sup> = 12,5 x 10<sup>8 <\/sup>= 1,25 x 10<sup>9 <\/sup>cm<sup>2\u00a0<\/sup><\/p>\n\t\t<div data-elementor-type=\"section\" data-elementor-id=\"127774\" class=\"elementor elementor-127774\">\n\t\t\t\t\t<div class=\"elementor-section-wrap\">\n\t\t\t\t\t\t\t\t<section class=\"has_ae_slider elementor-section elementor-inner-section elementor-element elementor-element-5a7b6a2a elementor-section-content-bottom full_width elementor-section-full_width elementor-section-height-min-height elementor-section-height-default ae-bg-gallery-type-default\" data-id=\"5a7b6a2a\" data-element_type=\"section\" data-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-749af387 ae-bg-gallery-type-default\" data-id=\"749af387\" 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-1b4ed465 elementor-widget elementor-widget-heading\" data-id=\"1b4ed465\" data-element_type=\"widget\" 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MA PROGRESSION<\/h4>\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-5600477e elementor-align-left elementor-mobile-align-center elementor-widget elementor-widget-button\" data-id=\"5600477e\" data-element_type=\"widget\" data-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-en-ligne\/toutes-matieres\/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\">Cours particuliers en ligne<\/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-1c7a7876 elementor-widget elementor-widget-text-editor\" data-id=\"1c7a7876\" 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-2aa12288 ae-bg-gallery-type-default\" data-id=\"2aa12288\" 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<p>Utilisez l&rsquo;ensemble de nos cours en ligne gratuits pour aller plus loin dans vos r\u00e9visions du sous-test 2 du Tage Mage :<\/p>\n<ul style=\"text-align: justify;\">\n<li style=\"text-align: justify;\"><a href=\"https:\/\/groupe-reussite.fr\/ressources\/cours-en-ligne-regle-de-trois\/\">la proportionnalit\u00e9<\/a><\/li>\n<li style=\"text-align: justify;\"><a href=\"https:\/\/groupe-reussite.fr\/ressources\/cours-en-ligne-denombrement\/\">le d\u00e9nombrement<\/a><\/li>\n<li style=\"text-align: justify;\"><a href=\"https:\/\/groupe-reussite.fr\/ressources\/cours-en-ligne-probabilites\/\">les probabilit\u00e9s<\/a><\/li>\n<li style=\"text-align: justify;\"><a href=\"https:\/\/groupe-reussite.fr\/ressources\/cours-en-ligne-moyenne-arithmetique-moyenne-ponderee\/\">les moyennes<\/a><\/li>\n<li style=\"text-align: justify;\"><a href=\"https:\/\/groupe-reussite.fr\/ressources\/cours-en-ligne-theoreme-de-pythagore\/\">le th\u00e9or\u00e8me de Pythagore<\/a><\/li>\n<\/ul>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/section>\n<\/div>\n","protected":false},"excerpt":{"rendered":"<p>Exercices sur les puissances en ligne et corrig\u00e9s R\u00e9sum\u00e9 de cours Exercices et corrig\u00e9s Cours en ligne du Tage Mage S&rsquo;entrainer sur les r\u00e8gles de calcul des puissances et ma\u00eetriser les puissances de 10 et les notations scientifiques est n\u00e9cessaire pour tout \u00e9l\u00e8ve qui pr\u00e9pare le brevet ou qui pr\u00e9pare le Tage Mage. 1. Exercices [&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>Exercices puissances: calcul puissances et puissances de 10<\/title>\n<meta name=\"description\" content=\"D\u00e9couvrez des exercices sur les puissances pour s&#039;entrainer sur les r\u00e8gles de calcul des puissances et sur les puissances de 10\" \/>\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-exercices-corriges-puissances\/\" \/>\n<meta property=\"og:locale\" content=\"fr_FR\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Exercices puissances: calcul puissances et puissances de 10\" \/>\n<meta property=\"og:description\" content=\"D\u00e9couvrez des exercices sur les puissances pour s&#039;entrainer sur les r\u00e8gles de calcul des puissances et sur les puissances de 10\" \/>\n<meta property=\"og:url\" content=\"https:\/\/groupe-reussite.fr\/ressources\/cours-en-ligne-exercices-corriges-puissances\/\" \/>\n<meta property=\"og:site_name\" content=\"Groupe R\u00e9ussite\" \/>\n<meta property=\"article:publisher\" content=\"https:\/\/www.facebook.com\/GroupeReussiteOfficiel\/\" \/>\n<meta property=\"article:modified_time\" content=\"2022-07-27T09:43:19+00:00\" \/>\n<meta property=\"og:image\" content=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/uploads\/2026\/05\/logo-groupe-reussite-carre.png\" \/>\n\t<meta property=\"og:image:width\" content=\"170\" \/>\n\t<meta property=\"og:image:height\" content=\"180\" \/>\n\t<meta property=\"og:image:type\" content=\"image\/png\" \/>\n<meta name=\"twitter:card\" content=\"summary_large_image\" \/>\n<meta name=\"twitter:site\" content=\"@GroupeReussite\" \/>\n<meta name=\"twitter:label1\" content=\"Dur\u00e9e de lecture estim\u00e9e\" \/>\n\t<meta name=\"twitter:data1\" content=\"5 minutes\" \/>\n<script type=\"application\/ld+json\" class=\"yoast-schema-graph\">{\"@context\":\"https:\/\/schema.org\",\"@graph\":[{\"@type\":\"WebPage\",\"@id\":\"https:\/\/groupe-reussite.fr\/ressources\/cours-en-ligne-exercices-corriges-puissances\/\",\"url\":\"https:\/\/groupe-reussite.fr\/ressources\/cours-en-ligne-exercices-corriges-puissances\/\",\"name\":\"Exercices puissances: calcul puissances et puissances de 10\",\"isPartOf\":{\"@id\":\"https:\/\/groupe-reussite.fr\/ressources\/#website\"},\"datePublished\":\"2020-06-09T13:45:57+00:00\",\"dateModified\":\"2022-07-27T09:43:19+00:00\",\"description\":\"D\u00e9couvrez des exercices sur les puissances pour s'entrainer sur les r\u00e8gles de calcul des puissances et sur les puissances de 10\",\"breadcrumb\":{\"@id\":\"https:\/\/groupe-reussite.fr\/ressources\/cours-en-ligne-exercices-corriges-puissances\/#breadcrumb\"},\"inLanguage\":\"fr-FR\",\"potentialAction\":[{\"@type\":\"ReadAction\",\"target\":[\"https:\/\/groupe-reussite.fr\/ressources\/cours-en-ligne-exercices-corriges-puissances\/\"]}]},{\"@type\":\"BreadcrumbList\",\"@id\":\"https:\/\/groupe-reussite.fr\/ressources\/cours-en-ligne-exercices-corriges-puissances\/#breadcrumb\",\"itemListElement\":[{\"@type\":\"ListItem\",\"position\":1,\"name\":\"Accueil\",\"item\":\"https:\/\/groupe-reussite.fr\/ressources\/\"},{\"@type\":\"ListItem\",\"position\":2,\"name\":\"Puissances exercices et corrig\u00e9s\"}]},{\"@type\":\"WebSite\",\"@id\":\"https:\/\/groupe-reussite.fr\/ressources\/#website\",\"url\":\"https:\/\/groupe-reussite.fr\/ressources\/\",\"name\":\"Groupe R\u00e9ussite - 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