{"id":3174,"date":"2016-05-26T09:11:50","date_gmt":"2016-05-26T09:11:50","guid":{"rendered":"http:\/\/acoeurparcoeur.com\/?p=3174"},"modified":"2016-05-26T09:11:50","modified_gmt":"2016-05-26T09:11:50","slug":"la-fonction-lineaire-et-le-prix-de-lessence","status":"publish","type":"post","link":"https:\/\/acoeurparcoeur.com\/?p=3174","title":{"rendered":"La fonction lin\u00e9aire, et le prix de l&rsquo;essence ?"},"content":{"rendered":"<p>Fonction num\u00e9rique traduisant la <strong>proportionnalit\u00e9<\/strong>.<\/p>\n<p>Elle s&rsquo;exprime par l&rsquo;\u00e9galit\u00e9: <strong>f(x) = ax<\/strong>, a \u00e9tant le coefficient de proportionnalit\u00e9.<\/p>\n<p>La repr\u00e9sentation graphique de toute fonction lin\u00e9aire est une <strong>droite<\/strong> passant l&rsquo;<strong>origine<\/strong> du rep\u00e8re (pour toute fonction lin\u00e9aire: f(0)= a * 0 = 0).<\/p>\n<p><em>Une fonction lin\u00e9aire permet par exemple de calculer le prix d&rsquo;un plein d&rsquo;essence \u00e0 partir du nombre de litres x et d&rsquo;un prix au litre a. En cas de p\u00e9nurie, je ne prends rien et cela ne me co\u00fbte rien !<\/em><\/p>\n","protected":false},"excerpt":{"rendered":"<p>L&rsquo;utilit\u00e9 ? L&rsquo;\u00e9galit\u00e9 ? La repr\u00e9sentation graphique ? Le point commun ?<\/p>\n","protected":false},"author":1,"featured_media":3175,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[347,135],"tags":[1776,1801,1802],"class_list":["post-3174","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-brevet","category-mathematiques","tag-fonction-lineaire","tag-fonction-numerique","tag-proportionnalite","has-thumbnail"],"_links":{"self":[{"href":"https:\/\/acoeurparcoeur.com\/index.php?rest_route=\/wp\/v2\/posts\/3174","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/acoeurparcoeur.com\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/acoeurparcoeur.com\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/acoeurparcoeur.com\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/acoeurparcoeur.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=3174"}],"version-history":[{"count":0,"href":"https:\/\/acoeurparcoeur.com\/index.php?rest_route=\/wp\/v2\/posts\/3174\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/acoeurparcoeur.com\/index.php?rest_route=\/wp\/v2\/media\/3175"}],"wp:attachment":[{"href":"https:\/\/acoeurparcoeur.com\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=3174"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/acoeurparcoeur.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=3174"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/acoeurparcoeur.com\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=3174"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}