{"id":309220,"date":"2026-07-28T12:40:22","date_gmt":"2026-07-28T10:40:22","guid":{"rendered":"https:\/\/sherpas.com\/blog\/?p=309220"},"modified":"2026-07-29T12:44:54","modified_gmt":"2026-07-29T10:44:54","slug":"developper-expression-maths","status":"publish","type":"post","link":"https:\/\/sherpas.com\/blog\/developper-expression-maths\/","title":{"rendered":"Comment d\u00e9velopper une expression en maths : techniques et astuces"},"content":{"rendered":"<section class=\"you-know\"><div class=\"you-know__title\"><p>\ud83e\udde0 \u00c0 retenir :<\/p><\/div><div class=\"you-know__text\"><ul>\n  <li>Le d\u00e9veloppement d\u2019une expression en maths \u00e9limine les parenth\u00e8ses gr\u00e2ce \u00e0 la r\u00e8gle de la distributivit\u00e9.<\/li>\n  <li>L\u2019utilisation des identit\u00e9s remarquables acc\u00e9l\u00e8re le calcul pour des formes sp\u00e9cifiques comme (a+b)\u00b2.<\/li>\n  <li>La simplification du r\u00e9sultat final regroupe les termes similaires apr\u00e8s le d\u00e9veloppement de l\u2019expression.<\/li>\n<\/ul><\/div><\/section>\n\n<p>D\u00e9velopper une expression math\u00e9matique est une comp\u00e9tence fondamentale qui s\u2019av\u00e8re essentielle pour r\u00e9soudre divers types d\u2019\u00e9quations. Cet article propose un parcours d\u00e9taill\u00e9 des techniques et r\u00e8gles n\u00e9cessaires pour ma\u00eetriser cette comp\u00e9tence. Il s\u2019adresse autant aux \u00e9tudiants qu\u2019aux professeurs de math\u00e9matiques souhaitant am\u00e9liorer ou consolider leur compr\u00e9hension du d\u00e9veloppement d\u2019expressions.<\/p>\n\n\n<h2 class=\"wp-block-heading\" id=\"les-principes-de-base-du-developpement-dune-expression\">Les principes de base du d\u00e9veloppement d\u2019une expression<\/h2>\n\n<p>Le d\u00e9veloppement d\u2019une expression consiste \u00e0 r\u00e9\u00e9crire cette derni\u00e8re sous une forme \u00e9tendue, g\u00e9n\u00e9ralement pour faciliter sa simplification ou son \u00e9valuation. Cette op\u00e9ration implique l\u2019utilisation de plusieurs op\u00e9rations arithm\u00e9tiques et alg\u00e9briques, notamment la <strong>multiplication<\/strong> et l\u2019<strong>addition<\/strong>. L\u2019objectif principal est d\u2019\u00e9liminer les parenth\u00e8ses afin de rendre l\u2019expression plus simple \u00e0 manipuler.<\/p>\n\n\n<h3 class=\"wp-block-heading\" id=\"le-principe-de-distribution\">Le principe de distribution<\/h3>\n\n<p>La r\u00e8gle de <strong>distribution<\/strong> est au c\u0153ur du d\u00e9veloppement d\u2019une expression. Elle stipule que tout terme situ\u00e9 \u00e0 l\u2019ext\u00e9rieur des parenth\u00e8ses doit \u00eatre multipli\u00e9 par chaque terme situ\u00e9 \u00e0 l\u2019int\u00e9rieur des parenth\u00e8ses. En notation alg\u00e9brique, cela se traduit par :<\/p>\n<p><math><mo>(<\/mo><mi>a<\/mi><mo>+<\/mo><mi>b<\/mi><mo>)<\/mo><mo>*<\/mo><mi>c<\/mi><mo>=<\/mo><mi>a<\/mi><mo>*<\/mo><mi>c<\/mi><mo>+<\/mo><mi>b<\/mi><mo>*<\/mo><mi>c<\/mi><\/math><\/p>\n<p>Par exemple, si nous avons l\u2019expression (3 + 4) * 5, nous pouvons utiliser le principe de distribution pour obtenir :<\/p>\n<p><math><mn>3<\/mn><mo>*<\/mo><mn>5<\/mn><mo>+<\/mo><mn>4<\/mn><mo>*<\/mo><mn>5<\/mn><mo>=<\/mo><mn>15<\/mn><mo>+<\/mo><mn>20<\/mn><mo>=<\/mo><mn>35<\/mn><\/math><\/p>\n\n\n<h3 class=\"wp-block-heading\" id=\"lelimination-des-parentheses\">L\u2019\u00e9limination des parenth\u00e8ses<\/h3>\n\n<p>Pour \u00e9liminer les parenth\u00e8ses d\u2019une expression, il convient d\u2019appliquer syst\u00e9matiquement la r\u00e8gle de distribution. Prenons l\u2019expression (2x + 3)(x &#8211; 1). Voici comment elle peut \u00eatre d\u00e9velopp\u00e9e :<\/p>\n  <ul>\n    <li><math><mn>2<\/mn><mi>x<\/mi><mo>*<\/mo><mi>x<\/mi><mo>+<\/mo><mn>2<\/mn><mi>x<\/mi><mo>*<\/mo><mo>&#8211;<\/mo><mn>1<\/mn><mo>+<\/mo><mn>3<\/mn><mo>*<\/mo><mi>x<\/mi><mo>+<\/mo><mn>3<\/mn><mo>*<\/mo><mo>&#8211;<\/mo><mn>1<\/mn><\/math><\/li>\n    <li>soit : <math><mn>2<\/mn><msup><mi>x<\/mi><mn>2<\/mn><\/msup><mo>&#8211;<\/mo><mn>2<\/mn><mi>x<\/mi><mo>+<\/mo><mn>3<\/mn><mi>x<\/mi><mo>&#8211;<\/mo><mn>3<\/mn><\/math><\/li>\n    <li>en simplifiant : <math><mn>2<\/mn><msup><mi>x<\/mi><mn>2<\/mn><\/msup><mo>+<\/mo><mi>x<\/mi><mo>&#8211;<\/mo><mn>3<\/mn><\/math><\/li>\n  <\/ul>\n\n<div style=\"position:relative;overflow:hidden;padding-top:56.25%\"><iframe style=\"position:absolute;top:0;left:0;width:95%;height:100%;border:0\" src=\"https:\/\/www.youtube.com\/embed\/SH1hQrsZGsk?si=LiFghNIKbG9nRIMd&#038;controls=0\" frameborder=\"0\" allow=\"accelerometer; autoplay; clipboard-write; encrypted-media; gyroscope; picture-in-picture; web-share\" allowfullscreen><\/iframe><\/div>\n \n\n<h2 class=\"wp-block-heading\" id=\"utilisation-des-identites-remarquables\">Utilisation des identit\u00e9s remarquables<\/h2>\n\n<p>Les <strong>identit\u00e9s remarquables<\/strong> sont des formules pr\u00e9d\u00e9finies qui facilitent grandement le d\u00e9veloppement d\u2019expressions. Elles permettent de gagner du temps et de r\u00e9duire les erreurs dans les calculs. Les plus couramment utilis\u00e9es sont :<\/p>\n\n\n<h3 class=\"wp-block-heading\" id=\"le-carre-dune-somme\">Le carr\u00e9 d\u2019une somme<\/h3>\n\n<p>La formule (a + b)\u00b2 est d\u00e9velopp\u00e9e comme suit :<\/p>\n<p><math><msup><mo>(<\/mo><mi>a<\/mi><mo>+<\/mo><mi>b<\/mi><mo>)<\/mo><mn>2<\/mn><\/msup><mo>=<\/mo><msup><mi>a<\/mi><mn>2<\/mn><\/msup><mo>+<\/mo><mn>2<\/mn><mi>a<\/mi><mi>b<\/mi><mo>+<\/mo><msup><mi>b<\/mi><mn>2<\/mn><\/msup><\/math><\/p>\n<p>Par exemple :<\/p>\n<p><math><msup><mo>(<\/mo><mi>x<\/mi><mo>+<\/mo><mn>5<\/mn><mo>)<\/mo><mn>2<\/mn><\/msup><mo>=<\/mo><msup><mi>x<\/mi><mn>2<\/mn><\/msup><mo>+<\/mo><mn>2<\/mn><mi>x<\/mi><mn>5<\/mn><mo>+<\/mo><msup><mn>5<\/mn><mn>2<\/mn><\/msup><mo>=<\/mo><msup><mi>x<\/mi><mn>2<\/mn><\/msup><mo>+<\/mo><mn>10<\/mn><mi>x<\/mi><mo>+<\/mo><mn>25<\/mn><\/math><\/p>\n\n\n<h3 class=\"wp-block-heading\" id=\"le-carre-dune-difference\">Le carr\u00e9 d\u2019une diff\u00e9rence<\/h3>\n\n<p>La formule (a &#8211; b)\u00b2 donne :<\/p>\n<p><math><msup><mo>(<\/mo><mi>a<\/mi><mo>&#8211;<\/mo><mi>b<\/mi><mo>)<\/mo><mn>2<\/mn><\/msup><mo>=<\/mo><msup><mi>a<\/mi><mn>2<\/mn><\/msup><mo>&#8211;<\/mo><mn>2<\/mn><mi>a<\/mi><mi>b<\/mi><mo>+<\/mo><msup><mi>b<\/mi><mn>2<\/mn><\/msup><\/math><\/p>\n<p>Par exemple :<\/p>\n<p><math><msup><mo>(<\/mo><mi>y<\/mi><mo>&#8211;<\/mo><mn>7<\/mn><mo>)<\/mo><mn>2<\/mn><\/msup><mo>=<\/mo><msup><mi>y<\/mi><mn>2<\/mn><\/msup><mo>&#8211;<\/mo><mn>2<\/mn><mi>y<\/mi><mn>7<\/mn><mo>+<\/mo><msup><mn>7<\/mn><mn>2<\/mn><\/msup><mo>=<\/mo><msup><mi>y<\/mi><mn>2<\/mn><\/msup><mo>&#8211;<\/mo><mn>14<\/mn><mi>y<\/mi><mo>+<\/mo><mn>49<\/mn><\/math><\/p>\n\n\n<h3 class=\"wp-block-heading\" id=\"le-produit-de-deux-binomes-conjugues\">Le produit de deux bin\u00f4mes conjugu\u00e9s<\/h3>\n\n<p>Cette identit\u00e9 est \u00e9galement fondamentale :<\/p>\n<p><math><mo>(<\/mo><mi>a<\/mi><mo>+<\/mo><mi>b<\/mi><mo>)<\/mo><mo>(<\/mo><mi>a<\/mi><mo>&#8211;<\/mo><mi>b<\/mi><mo>)<\/mo><mo>=<\/mo><msup><mi>a<\/mi><mn>2<\/mn><\/msup><mo>&#8211;<\/mo><msup><mi>b<\/mi><mn>2<\/mn><\/msup><\/math><\/p>\n<p>Par exemple :<\/p>\n<p><math><mo>(<\/mo><mi>m<\/mi><mo>+<\/mo><mn>6<\/mn><mo>)<\/mo><mo>(<\/mo><mi>m<\/mi><mo>&#8211;<\/mo><mn>6<\/mn><mo>)<\/mo><mo>=<\/mo><msup><mi>m<\/mi><mn>2<\/mn><\/msup><mo>&#8211;<\/mo><mn>36<\/mn><\/math><\/p>\n\n<div style=\"position:relative;overflow:hidden;padding-top:56.25%\"><iframe style=\"position:absolute;top:0;left:0;width:95%;height:100%;border:0\" src=\"https:\/\/www.youtube.com\/embed\/7va96s4OfiM?si=vLblS4bxYc_JVEUq&#038;controls=0\" frameborder=\"0\" allow=\"accelerometer; autoplay; clipboard-write; encrypted-media; gyroscope; picture-in-picture; web-share\" allowfullscreen><\/iframe><\/div>\n\n\n<h2 class=\"wp-block-heading\" id=\"simplification-des-developpements-complexes\">Simplification des d\u00e9veloppements complexes<\/h2>\n\n<p>Lorsqu\u2019il s\u2019agit de termes polynomiaux plus complexes, ces derniers doivent souvent \u00eatre minutieusement d\u00e9velopp\u00e9s en appliquant les r\u00e8gles de distribution et les propri\u00e9t\u00e9s associatives et commutatives des op\u00e9rations arithm\u00e9tiques.<\/p>\n\n\n<h3 class=\"wp-block-heading\" id=\"combinaison-de-plusieurs-parentheses\">Combinaison de plusieurs parenth\u00e8ses<\/h3>\n\n<p>Pour illustrer ce proc\u00e9d\u00e9, prenons l\u2019expression (2x + 3)\u00b2 &#8211; (x &#8211; 1)(x + 1) :<\/p>\n  <ul>\n    <li>(2x + 3)\u00b2 devient <math><mn>4<\/mn><msup><mi>x<\/mi><mn>2<\/mn><\/msup><mo>+<\/mo><mn>12<\/mn><mi>x<\/mi><mo>+<\/mo><mn>9<\/mn><\/math><\/li>\n    <li>(x &#8211; 1)(x + 1) devient <math><msup><mi>x<\/mi><mn>2<\/mn><\/msup><mo>&#8211;<\/mo><mn>1<\/mn><\/math> selon l\u2019identit\u00e9 remarquable du produit de bin\u00f4mes conjugu\u00e9s<\/li>\n    <li>En combinant le tout : <math><mn>4<\/mn><msup><mi>x<\/mi><mn>2<\/mn><\/msup><mo>+<\/mo><mn>12<\/mn><mi>x<\/mi><mo>+<\/mo><mn>9<\/mn><mo>&#8211;<\/mo><mo>(<\/mo><msup><mi>x<\/mi><mn>2<\/mn><\/msup><mo>&#8211;<\/mo><mn>1<\/mn><mo>)<\/mo><\/math><\/li>\n    <li>ce qui donne : <math><mn>4<\/mn><msup><mi>x<\/mi><mn>2<\/mn><\/msup><mo>+<\/mo><mn>12<\/mn><mi>x<\/mi><mo>+<\/mo><mn>9<\/mn><mo>&#8211;<\/mo><msup><mi>x<\/mi><mn>2<\/mn><\/msup><mo>+<\/mo><mn>1<\/mn><mo>=<\/mo><mn>3<\/mn><msup><mi>x<\/mi><mn>2<\/mn><\/msup><mo>+<\/mo><mn>12<\/mn><mi>x<\/mi><mo>+<\/mo><mn>10<\/mn><\/math><\/li>\n  <\/ul>\n\n\n<h3 class=\"wp-block-heading\" id=\"priorisation-des-operations\">Priorisation des op\u00e9rations<\/h3>\n\n<p>Dans toutes les expressions, la hi\u00e9rarchie des op\u00e9rations demeure cruciale. Multiplier avant d\u2019ajouter garantit que les parenth\u00e8ses et autres symboles de groupement d\u2019op\u00e9rations soient \u00e9valu\u00e9es correctement.<\/p>\n<p>Exemple :<\/p>\n<p>Valeur originale : 3(2x + 4) &#8211; 5(x &#8211; 1)<\/p>\n<p>D\u00e9velopper chaque section ind\u00e9pendamment :<\/p>\n  <ul>\n    <li><math><mn>3<\/mn><mo>*<\/mo><mo>(<\/mo><mn>2<\/mn><mi>x<\/mi><mo>)<\/mo><mo>+<\/mo><mn>3<\/mn><mo>*<\/mo><mo>(<\/mo><mn>4<\/mn><mo>)<\/mo><mo>&#8211;<\/mo><mn>5<\/mn><mo>*<\/mo><mo>(<\/mo><mi>x<\/mi><mo>)<\/mo><mo>+<\/mo><mn>5<\/mn><mo>*<\/mo><mo>(<\/mo><mn>1<\/mn><mo>)<\/mo><\/math><\/li>\n    <li>soit : <math><mn>6<\/mn><mi>x<\/mi><mo>+<\/mo><mn>12<\/mn><mo>&#8211;<\/mo><mn>5<\/mn><mi>x<\/mi><mo>+<\/mo><mn>5<\/mn><\/math><\/li>\n    <li>en simplifiant : <math><mi>x<\/mi><mo>+<\/mo><mn>17<\/mn><\/math><\/li>\n  <\/ul>\n\n\n<h2 class=\"wp-block-heading\" id=\"gestion-des-coefficients-multiples-et-termes-similaires\">Gestion des coefficients multiples et termes similaires<\/h2>\n\n<p>La gestion des <strong>termes similaires<\/strong> et des <strong>coefficients<\/strong> demande une analyse attentive lorsqu\u2019on d\u00e9veloppe une expression. Identifier et combiner les termes semblables acc\u00e9l\u00e8re consid\u00e9rablement le processus de simplification.<\/p>\n\n\n<h3 class=\"wp-block-heading\" id=\"identifier-les-termes-similaires\">Identifier les termes similaires<\/h3>\n\n<p>Les termes qui ont la m\u00eame partie variable se regroupent et les coefficients s\u2019additionnent. Par exemple, dans 4x\u00b2 + 5x &#8211; 2x\u00b2 + 3, on combine 4x\u00b2 et -2x\u00b2 :<\/p>\n  <ul>\n    <li>=&gt; <math><mo>(<\/mo><mn>4<\/mn><mo>&#8211;<\/mo><mn>2<\/mn><mo>)<\/mo><msup><mi>x<\/mi><mn>2<\/mn><\/msup><mo>+<\/mo><mn>5<\/mn><mi>x<\/mi><mo>+<\/mo><mn>3<\/mn><\/math><\/li>\n    <li>=&gt; <math><mn>2<\/mn><msup><mi>x<\/mi><mn>2<\/mn><\/msup><mo>+<\/mo><mn>5<\/mn><mi>x<\/mi><mo>+<\/mo><mn>3<\/mn><\/math><\/li>\n  <\/ul>\n\n\n<h3 class=\"wp-block-heading\" id=\"combiner-etapes-repetitives\">Combiner \u00e9tapes r\u00e9p\u00e9titives<\/h3>\n\n<p>R\u00e9duire rapidement facilite non seulement la r\u00e9solution, mais simplifie \u00e9galement l\u2019interpr\u00e9tation num\u00e9rique :<\/p>\n<p>Consid\u00e9rons 2(a + b) + 4(a &#8211; b) :<\/p>\n  <ul>\n    <li>D\u00e9velopper chaque terme individuellement : <math><mn>2<\/mn><mi>a<\/mi><mo>+<\/mo><mn>2<\/mn><mi>b<\/mi><mo>+<\/mo><mn>4<\/mn><mi>a<\/mi><mo>&#8211;<\/mo><mn>4<\/mn><mi>b<\/mi><\/math><\/li>\n    <li>Combiner : <math><mo>(<\/mo><mn>2<\/mn><mi>a<\/mi><mo>+<\/mo><mn>4<\/mn><mi>a<\/mi><mo>)<\/mo><mo>+<\/mo><mo>(<\/mo><mn>2<\/mn><mi>b<\/mi><mo>&#8211;<\/mo><mn>4<\/mn><mi>b<\/mi><mo>)<\/mo><\/math><\/li>\n    <li>=&gt; <math><mn>6<\/mn><mi>a<\/mi><mo>&#8211;<\/mo><mn>2<\/mn><mi>b<\/mi><\/math><\/li>\n  <\/ul>\n\n\n<h2 class=\"wp-block-heading\" id=\"utilisation-des-logiciels-de-calcul\">Utilisation des logiciels de calcul<\/h2>\n\n<p>Avec la complexit\u00e9 croissante des expressions modernes, les outils technologiques offrent un soutien ind\u00e9niable. Des logiciels permettant de contr\u00f4ler les radicaux ainsi que les calculatrices graphiques assistent particuli\u00e8rement.<\/p>\n\n\n<h3 class=\"wp-block-heading\" id=\"outil-graphique-de-distribution\">Outil graphique de distribution<\/h3>\n\n<p>Par exemple, des calculatrices CAS (Computer Algebra System) visualisent les interactions multi-termes :<\/p>\n<p><math><msup><mi>x<\/mi><mn>2<\/mn><\/msup><mo>(<\/mo><mi>y<\/mi><mo>&#8211;<\/mo><mn>3<\/mn><mo>)<\/mo><mo>+<\/mo><mo>(<\/mo><mn>2<\/mn><mi>x<\/mi><mo>&#8211;<\/mo><mn>1<\/mn><mo>)<\/mo><mo>\/<\/mo><mo>(<\/mo><mi>x<\/mi><mo>+<\/mo><mn>2<\/mn><mo>)<\/mo><\/math>, o\u00f9 les \u00e9tapes interm\u00e9diaires explicitent clairement le cheminement.<\/p>\n\n\n<h3 class=\"wp-block-heading\" id=\"fonction-de-correction-automatique\">Fonction de correction automatique<\/h3>\n\n<p>De nombreux programmes d\u00e9tectent et signalent instantan\u00e9ment les erreurs possibles li\u00e9es aux parenth\u00e8ses, tel qu\u2019<strong>Algebra Calculator<\/strong> ou <strong>Symbolab Pro<\/strong> :<\/p>\n<p>identifier \u201csyntax error\u201d aide \u00e0 cerner l\u2019erreur potentielle.<\/p>\n<div style=\"line-height:1.7;margin-top:0.75rem;margin-bottom:0.25rem;letter-spacing:-0.01em\">Nos autres articles sur <a href=\"https:\/\/sherpas.com\/blog\/algebre-fonctions\/\">l\u2019alg\u00e8bre et les fonctions<\/a> :<br><ul>\n<li><a href=\"https:\/\/sherpas.com\/blog\/arithmetique\/\">Arithm\u00e9tique<\/a><\/li>\n<li><a href=\"https:\/\/sherpas.com\/blog\/vecteurs\/\">Vecteurs<\/a><\/li>\n<li><a href=\"https:\/\/sherpas.com\/blog\/algebre-lineaire\/\">Alg\u00e8bre Lin\u00e9aire<\/a><\/li>\n<li><a href=\"https:\/\/sherpas.com\/blog\/fonctions-mathematiques\/\">Fonctions Math\u00e9matiques<\/a><\/li>\n<li><a href=\"https:\/\/sherpas.com\/blog\/suite-arithmetique-geometrique\/\">Suites Arithm\u00e9tiques et G\u00e9om\u00e9triques<\/a><\/li>\n<li><a href=\"https:\/\/sherpas.com\/blog\/fonction-logarithme-decimal\/\">Fonction Logarithmique<\/a><\/li>\n<li><a href=\"https:\/\/sherpas.com\/blog\/fonctions-affines\/\">Fonctions Affines<\/a><\/li>\n<li><a href=\"https:\/\/sherpas.com\/blog\/resoudre-equation-maths\/\">R\u00e9solution d\u2019\u00c9quations<\/a><\/li>\n<li><a href=\"https:\/\/sherpas.com\/blog\/polynome-second-degre\/\">Polyn\u00f4mes du Second Degr\u00e9<\/a><\/li>\n<li><a href=\"https:\/\/sherpas.com\/blog\/fractions\/\">Fractions<\/a><\/li>\n<li><a href=\"https:\/\/sherpas.com\/blog\/equations-quadratiques\/\">\u00c9quations Quadratiques<\/a><\/li>\n<li><a href=\"https:\/\/sherpas.com\/blog\/definition-la-division-euclidienne\/\">Division Euclidienne<\/a><\/li>\n<\/ul><\/div>\n\n\n<div class=\"kk-star-ratings kksr-auto kksr-align-center kksr-valign-bottom\"\n    data-payload='{&quot;align&quot;:&quot;center&quot;,&quot;id&quot;:&quot;309220&quot;,&quot;slug&quot;:&quot;default&quot;,&quot;valign&quot;:&quot;bottom&quot;,&quot;ignore&quot;:&quot;&quot;,&quot;reference&quot;:&quot;auto&quot;,&quot;class&quot;:&quot;&quot;,&quot;count&quot;:&quot;0&quot;,&quot;legendonly&quot;:&quot;&quot;,&quot;readonly&quot;:&quot;&quot;,&quot;score&quot;:&quot;0&quot;,&quot;starsonly&quot;:&quot;&quot;,&quot;best&quot;:&quot;5&quot;,&quot;gap&quot;:&quot;5&quot;,&quot;greet&quot;:&quot;Tu as aim\u00e9 cet article ?&quot;,&quot;legend&quot;:&quot;0\\\/5 - (0 vote)&quot;,&quot;size&quot;:&quot;24&quot;,&quot;title&quot;:&quot;Comment d\u00e9velopper une expression en maths : techniques et astuces&quot;,&quot;width&quot;:&quot;0&quot;,&quot;_legend&quot;:&quot;{score}\\\/{best} - ({count} {votes})&quot;,&quot;font_factor&quot;:&quot;1.25&quot;}'>\n            \n<div class=\"kksr-stars\">\n    \n<div class=\"kksr-stars-inactive\">\n            <div class=\"kksr-star\" data-star=\"1\" style=\"padding-right: 5px\">\n            \n\n<div class=\"kksr-icon\" style=\"width: 24px; 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height: 24px;\"><\/div>\n        <\/div>\n            <div class=\"kksr-star\" style=\"padding-right: 5px\">\n            \n\n<div class=\"kksr-icon\" style=\"width: 24px; height: 24px;\"><\/div>\n        <\/div>\n            <div class=\"kksr-star\" style=\"padding-right: 5px\">\n            \n\n<div class=\"kksr-icon\" style=\"width: 24px; height: 24px;\"><\/div>\n        <\/div>\n            <div class=\"kksr-star\" style=\"padding-right: 5px\">\n            \n\n<div class=\"kksr-icon\" style=\"width: 24px; height: 24px;\"><\/div>\n        <\/div>\n            <div class=\"kksr-star\" style=\"padding-right: 5px\">\n            \n\n<div class=\"kksr-icon\" style=\"width: 24px; height: 24px;\"><\/div>\n        <\/div>\n    <\/div>\n<\/div>\n                \n\n<div class=\"kksr-legend\" style=\"font-size: 19.2px;\">\n            <span class=\"kksr-muted\">Tu as aim\u00e9 cet article ?<\/span>\n    <\/div>\n    <\/div>\n","protected":false},"excerpt":{"rendered":"<p>\ud83e\udde0 \u00c0 retenir : Le d\u00e9veloppement d\u2019une expression en maths \u00e9limine les parenth\u00e8ses gr\u00e2ce \u00e0 la r\u00e8gle de (&#8230;)<\/p>\n","protected":false},"author":326,"featured_media":308720,"comment_status":"closed","ping_status":"","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"footnotes":""},"category":[803,810],"tag":[],"class_list":["post-309220","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-apprendre-matiere","category-maths"],"acf":[],"_links":{"self":[{"href":"https:\/\/sherpas.com\/blog\/wp-json\/wp\/v2\/posts\/309220","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/sherpas.com\/blog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/sherpas.com\/blog\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/sherpas.com\/blog\/wp-json\/wp\/v2\/users\/326"}],"replies":[{"embeddable":true,"href":"https:\/\/sherpas.com\/blog\/wp-json\/wp\/v2\/comments?post=309220"}],"version-history":[{"count":0,"href":"https:\/\/sherpas.com\/blog\/wp-json\/wp\/v2\/posts\/309220\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/sherpas.com\/blog\/wp-json\/wp\/v2\/media\/308720"}],"wp:attachment":[{"href":"https:\/\/sherpas.com\/blog\/wp-json\/wp\/v2\/media?parent=309220"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/sherpas.com\/blog\/wp-json\/wp\/v2\/category?post=309220"},{"taxonomy":"tag","embeddable":true,"href":"https:\/\/sherpas.com\/blog\/wp-json\/wp\/v2\/tag?post=309220"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}