{"id":368,"date":"2023-07-04T10:44:29","date_gmt":"2023-07-04T10:44:29","guid":{"rendered":"https:\/\/mathority.org\/pt\/simetria-de-uma-funcao-simetrica-e-assimetrica\/"},"modified":"2023-07-04T10:44:29","modified_gmt":"2023-07-04T10:44:29","slug":"simetria-de-uma-funcao-simetrica-e-assimetrica","status":"publish","type":"post","link":"https:\/\/mathority.org\/pt\/simetria-de-uma-funcao-simetrica-e-assimetrica\/","title":{"rendered":"Simetria de uma fun\u00e7\u00e3o: fun\u00e7\u00e3o sim\u00e9trica e assim\u00e9trica"},"content":{"rendered":"<p>Neste artigo explicamos o que s\u00e3o fun\u00e7\u00f5es sim\u00e9tricas (fun\u00e7\u00f5es pares e \u00edmpares) e como estudar a simetria de uma fun\u00e7\u00e3o. Voc\u00ea tamb\u00e9m poder\u00e1 ver as propriedades desses tipos de fun\u00e7\u00f5es e, por fim, poder\u00e1 praticar com exerc\u00edcios resolvidos passo a passo de fun\u00e7\u00f5es sim\u00e9tricas. <\/p>\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"%c2%bfque-es-una-funcion-simetrica\"><\/span> O que \u00e9 uma fun\u00e7\u00e3o sim\u00e9trica?<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p> <strong>Uma fun\u00e7\u00e3o sim\u00e9trica \u00e9 uma fun\u00e7\u00e3o na qual um eixo de simetria pode ser encontrado em sua representa\u00e7\u00e3o gr\u00e1fica.<\/strong> Existem dois tipos de fun\u00e7\u00f5es sim\u00e9tricas: fun\u00e7\u00f5es pares, sim\u00e9tricas em rela\u00e7\u00e3o ao eixo Y, e fun\u00e7\u00f5es \u00edmpares, sim\u00e9tricas em rela\u00e7\u00e3o \u00e0 origem das coordenadas.<\/p>\n<p> Lembre-se de que um eixo de simetria \u00e9 uma linha imagin\u00e1ria que divide qualquer coisa em duas partes de modo que seus pontos opostos sejam equidistantes um do outro.<\/p>\n<h3 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"funciones-pares\"><\/span> fun\u00e7\u00f5es pares<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p> <strong>Fun\u00e7\u00f5es pares<\/strong> s\u00e3o fun\u00e7\u00f5es sim\u00e9tricas em rela\u00e7\u00e3o ao eixo y, ou seja, o eixo Y \u00e9 um eixo de simetria da fun\u00e7\u00e3o. <\/p>\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter size-large is-resized\"><img decoding=\"async\" loading=\"lazy\" src=\"https:\/\/mathority.org\/wp-content\/uploads\/2023\/07\/fonction-paire-symetrique.webp\" alt=\"fun\u00e7\u00e3o sim\u00e9trica par\" class=\"wp-image-497\" width=\"406\" height=\"333\" srcset=\"\" sizes=\"auto, \"><\/figure>\n<\/div>\n<p> Como voc\u00ea pode ver na fun\u00e7\u00e3o quadr\u00e1tica mostrada acima, a imagem de uma fun\u00e7\u00e3o par para qualquer valor da vari\u00e1vel independente (x) \u00e9 equivalente \u00e0 imagem da fun\u00e7\u00e3o para o valor oposto (-x). Em outras palavras, matematicamente, uma fun\u00e7\u00e3o \u00e9 par se atender \u00e0 seguinte condi\u00e7\u00e3o:<\/p>\n<\/p>\n<p class=\"has-text-align-center\"><img decoding=\"async\" loading=\"lazy\" src=\"https:\/\/mathority.org\/wp-content\/ql-cache\/quicklatex.com-172e0423721041e36ff0b24faafbfd94_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"f(x)=f(-x)\" title=\"Rendered by QuickLaTeX.com\" height=\"19\" width=\"106\" style=\"vertical-align: -5px;\"><\/p>\n<\/p>\n<p> Fun\u00e7\u00f5es pares s\u00e3o um tipo de fun\u00e7\u00e3o sim\u00e9trica, agora vamos ver como s\u00e3o as fun\u00e7\u00f5es \u00edmpares.<\/p>\n<h3 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"funciones-impares\"><\/span> fun\u00e7\u00f5es estranhas<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p> <strong>Fun\u00e7\u00f5es \u00edmpares<\/strong> s\u00e3o fun\u00e7\u00f5es sim\u00e9tricas em rela\u00e7\u00e3o \u00e0 origem das coordenadas, ou seja, em rela\u00e7\u00e3o ao ponto (0,0).<\/p>\n<p> Abaixo voc\u00ea pode ver uma fun\u00e7\u00e3o estranha representada graficamente: <\/p>\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter size-large is-resized\"><img decoding=\"async\" loading=\"lazy\" src=\"https:\/\/mathority.org\/wp-content\/uploads\/2023\/07\/fonction-symetrique-impaire.webp\" alt=\"fun\u00e7\u00e3o sim\u00e9trica \u00edmpar\" class=\"wp-image-501\" width=\"337\" height=\"283\" srcset=\"\" sizes=\"auto, \"><\/figure>\n<\/div>\n<p> O fato de uma fun\u00e7\u00e3o ser sim\u00e9trica em rela\u00e7\u00e3o \u00e0 origem das coordenadas significa que se dobrarmos o gr\u00e1fico da fun\u00e7\u00e3o primeiro pelo eixo OY e depois pelo eixo OX, o gr\u00e1fico da fun\u00e7\u00e3o se sobreporia.<\/p>\n<p> Algebricamente, uma fun\u00e7\u00e3o \u00e9 \u00edmpar se a seguinte rela\u00e7\u00e3o entre suas imagens for satisfeita:<\/p>\n<\/p>\n<p class=\"has-text-align-center\"><img decoding=\"async\" loading=\"lazy\" src=\"https:\/\/mathority.org\/wp-content\/ql-cache\/quicklatex.com-a0bd80551468e58d0a6cf4dd8ba928dd_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"f(-x)=-f(x)\" title=\"Rendered by QuickLaTeX.com\" height=\"19\" width=\"119\" style=\"vertical-align: -5px;\"><\/p>\n<\/p>\n<p> Conhecer a simetria de uma fun\u00e7\u00e3o \u00e9 muito \u00fatil para represent\u00e1-la, pois conhecendo apenas metade do gr\u00e1fico podemos desenhar rapidamente a outra parte. <\/p>\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"como-encontrar-la-simetria-de-una-funcion\"><\/span> Como encontrar a simetria de uma fun\u00e7\u00e3o<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p> Para estudar a simetria de uma fun\u00e7\u00e3o, devemos calcular a imagem de<\/p>\n<\/p>\n<p class=\"has-text-align-center\"><img decoding=\"async\" loading=\"lazy\" src=\"https:\/\/mathority.org\/wp-content\/ql-cache\/quicklatex.com-6cacb15a7aa187378723791e7a017ae0_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"-x\" title=\"Rendered by QuickLaTeX.com\" height=\"8\" width=\"23\" style=\"vertical-align: 0px;\"><\/p>\n<p> , ou seja, \u00e9 necess\u00e1rio calcular<\/p>\n<p class=\"has-text-align-center\"><img decoding=\"async\" loading=\"lazy\" src=\"https:\/\/mathority.org\/wp-content\/ql-cache\/quicklatex.com-bd521f71755c9567516ac45b1eba345d_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"f(-x).\" title=\"Rendered by QuickLaTeX.com\" height=\"19\" width=\"53\" style=\"vertical-align: -5px;\"><\/p>\n<p> Ent\u00e3o, dependendo do resultado da imagem, a simetria da fun\u00e7\u00e3o ser\u00e1:<\/p>\n<ol style=\"color:#FF8A05; font-weight: bold;\">\n<li style=\"margin-bottom:15px\"> <span style=\"color:#101010;font-weight: normal;\">se estiver preenchido\n<p class=\"has-text-align-center\"><img decoding=\"async\" loading=\"lazy\" src=\"https:\/\/mathority.org\/wp-content\/ql-cache\/quicklatex.com-69fe4f45354bb04cba2f1a80e49b8ab3_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"f(-x)=f(x)\" title=\"Rendered by QuickLaTeX.com\" height=\"19\" width=\"106\" style=\"vertical-align: -5px;\"><\/p>\n<p><\/span> , a fun\u00e7\u00e3o \u00e9 par e, portanto <strong>, sim\u00e9trica em rela\u00e7\u00e3o ao eixo Y.<\/strong><\/li>\n<li style=\"margin-bottom:15px\"> <span style=\"color:#101010;font-weight: normal;\">se estiver preenchido\n<p class=\"has-text-align-center\"><img decoding=\"async\" loading=\"lazy\" src=\"https:\/\/mathority.org\/wp-content\/ql-cache\/quicklatex.com-a0bd80551468e58d0a6cf4dd8ba928dd_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"f(-x)=-f(x)\" title=\"Rendered by QuickLaTeX.com\" height=\"19\" width=\"119\" style=\"vertical-align: -5px;\"><\/p>\n<p><\/span> , a fun\u00e7\u00e3o \u00e9 \u00edmpar e, portanto <strong>, sim\u00e9trica em rela\u00e7\u00e3o \u00e0 origem das coordenadas.<\/strong><\/li>\n<li> <span style=\"color:#101010;font-weight: normal;\">Se nenhuma das condi\u00e7\u00f5es acima for atendida, \u00e9 uma <strong>fun\u00e7\u00e3o assim\u00e9trica<\/strong> (n\u00e3o possui eixo de simetria).<\/span><\/li>\n<\/ol>\n<p> Por exemplo, vamos analisar a simetria da seguinte fun\u00e7\u00e3o c\u00fabica:<\/p>\n<\/p>\n<p class=\"has-text-align-center\"><img decoding=\"async\" loading=\"lazy\" src=\"https:\/\/mathority.org\/wp-content\/ql-cache\/quicklatex.com-48fa60d3a7464594867a0a86e312957e_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"f(x)=x^3\" title=\"Rendered by QuickLaTeX.com\" height=\"20\" width=\"75\" style=\"vertical-align: -5px;\"><\/p>\n<\/p>\n<p> Para estudar a simetria da fun\u00e7\u00e3o, calculamos<\/p>\n<\/p>\n<p class=\"has-text-align-center\"><img decoding=\"async\" loading=\"lazy\" src=\"https:\/\/mathority.org\/wp-content\/ql-cache\/quicklatex.com-b7553f1b0f7cfc52e705cd1f9908e848_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"f(-x):\" title=\"Rendered by QuickLaTeX.com\" height=\"19\" width=\"57\" style=\"vertical-align: -5px;\"><\/p>\n<\/p>\n<p class=\"has-text-align-center\"><img decoding=\"async\" loading=\"lazy\" src=\"https:\/\/mathority.org\/wp-content\/ql-cache\/quicklatex.com-366b0475a5979e0194fbfe634bf6de8c_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"f(-x)=(-x)^3=-x^3\" title=\"Rendered by QuickLaTeX.com\" height=\"20\" width=\"172\" style=\"vertical-align: -5px;\"><\/p>\n<\/p>\n<p> A express\u00e3o alg\u00e9brica resultante \u00e9 equivalente \u00e0 express\u00e3o da fun\u00e7\u00e3o original, mas mudou de sinal, ou em outras palavras, a seguinte igualdade \u00e9 satisfeita:<\/p>\n<\/p>\n<p class=\"has-text-align-center\"><img decoding=\"async\" loading=\"lazy\" src=\"https:\/\/mathority.org\/wp-content\/ql-cache\/quicklatex.com-a0bd80551468e58d0a6cf4dd8ba928dd_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"f(-x)=-f(x)\" title=\"Rendered by QuickLaTeX.com\" height=\"19\" width=\"119\" style=\"vertical-align: -5px;\"><\/p>\n<\/p>\n<p> A fun\u00e7\u00e3o \u00e9, portanto, \u00edmpar e, portanto, sim\u00e9trica em rela\u00e7\u00e3o \u00e0 origem das coordenadas (0,0). <\/p>\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"propiedades-de-las-funciones-simetricas\"><\/span> Propriedades de fun\u00e7\u00f5es sim\u00e9tricas<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p> As fun\u00e7\u00f5es sim\u00e9tricas possuem as seguintes caracter\u00edsticas:<\/p>\n<ul>\n<li> A soma de duas fun\u00e7\u00f5es pares\/\u00edmpares \u00e9 igual a outra fun\u00e7\u00e3o par\/\u00edmpar.<\/li>\n<li> O produto de duas fun\u00e7\u00f5es pares ou de duas fun\u00e7\u00f5es \u00edmpares d\u00e1 uma fun\u00e7\u00e3o par.<\/li>\n<li> A derivada de uma fun\u00e7\u00e3o par\/\u00edmpar \u00e9 uma fun\u00e7\u00e3o par\/\u00edmpar.<\/li>\n<li> A composi\u00e7\u00e3o entre duas fun\u00e7\u00f5es pares\/\u00edmpares \u00e9 equivalente a uma fun\u00e7\u00e3o par\/\u00edmpar.<\/li>\n<li> A \u00fanica fun\u00e7\u00e3o par e \u00edmpar, ou seja, sim\u00e9trica em rela\u00e7\u00e3o ao eixo OY e em rela\u00e7\u00e3o \u00e0 origem, \u00e9 a fun\u00e7\u00e3o\n<p class=\"has-text-align-center\"><img decoding=\"async\" loading=\"lazy\" src=\"https:\/\/mathority.org\/wp-content\/ql-cache\/quicklatex.com-ae937c042e388c1f5126fceae07be7ab_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"f(x)=0.\" title=\"Rendered by QuickLaTeX.com\" height=\"19\" width=\"71\" style=\"vertical-align: -5px;\"><\/p>\n<\/li>\n<\/ul>\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"ejercicios-resueltos-de-la-simetria-de-una-funcion\"><\/span> Problemas resolvidos de simetria de uma fun\u00e7\u00e3o<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<h3 class=\"wp-block-heading\"> Exerc\u00edcio 1<\/h3>\n<p> Encontre a simetria da seguinte fun\u00e7\u00e3o: <\/p>\n<\/p>\n<p class=\"has-text-align-center\"><img decoding=\"async\" loading=\"lazy\" src=\"https:\/\/mathority.org\/wp-content\/ql-cache\/quicklatex.com-8f0d88e3094dddc6ab16ffb8050c2322_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"f(x)=x^4+5x^2\" title=\"Rendered by QuickLaTeX.com\" height=\"20\" width=\"124\" style=\"vertical-align: -5px;\"><\/p>\n<\/p>\n<div class=\"wp-block-otfm-box-spoiler-start otfm-sp__wrapper otfm-sp__box js-otfm-sp-box__closed otfm-sp__E6F9EF\" role=\"button\" tabindex=\"0\" aria-expanded=\"false\" data-otfm-spc=\"#E6F9EF\" style=\"text-align:center\">\n<div class=\"otfm-sp__title\"> <strong>veja solu\u00e7\u00e3o<\/strong><\/div>\n<\/div>\n<p class=\"has-text-align-left\"> Para calcular a simetria da fun\u00e7\u00e3o, precisamos avaliar <\/p>\n<\/p>\n<p class=\"has-text-align-center\"><img decoding=\"async\" loading=\"lazy\" src=\"https:\/\/mathority.org\/wp-content\/ql-cache\/quicklatex.com-b7553f1b0f7cfc52e705cd1f9908e848_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"f(-x):\" title=\"Rendered by QuickLaTeX.com\" height=\"19\" width=\"57\" style=\"vertical-align: -5px;\"><\/p>\n<\/p>\n<p class=\"has-text-align-center\"><img decoding=\"async\" loading=\"lazy\" src=\"https:\/\/mathority.org\/wp-content\/ql-cache\/quicklatex.com-0638490da136ce7f3f1db6df387f795d_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"f(-x)=(-x)^4+5(-x)^2=x^4+5x^2\" title=\"Rendered by QuickLaTeX.com\" height=\"20\" width=\"282\" style=\"vertical-align: -5px;\"><\/p>\n<\/p>\n<p class=\"has-text-align-left\"> Qualquer pot\u00eancia de um n\u00famero negativo elevado a um expoente d\u00e1 um n\u00famero positivo, ent\u00e3o neste caso a seguinte equa\u00e7\u00e3o \u00e9 verdadeira:<\/p>\n<\/p>\n<p class=\"has-text-align-center\"><img decoding=\"async\" loading=\"lazy\" src=\"https:\/\/mathority.org\/wp-content\/ql-cache\/quicklatex.com-69fe4f45354bb04cba2f1a80e49b8ab3_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"f(-x)=f(x)\" title=\"Rendered by QuickLaTeX.com\" height=\"19\" width=\"106\" style=\"vertical-align: -5px;\"><\/p>\n<\/p>\n<p class=\"has-text-align-left\"> A fun\u00e7\u00e3o \u00e9, portanto, par e, portanto, sim\u00e9trica em rela\u00e7\u00e3o ao eixo y (eixo Y).<\/p>\n<div class=\"wp-block-otfm-box-spoiler-end otfm-sp_end\"><\/div>\n<h3 class=\"wp-block-heading\"> Exerc\u00edcio 2<\/h3>\n<p> Estude a simetria da seguinte fun\u00e7\u00e3o racional: <\/p>\n<\/p>\n<p class=\"has-text-align-center\"><img decoding=\"async\" loading=\"lazy\" src=\"https:\/\/mathority.org\/wp-content\/ql-cache\/quicklatex.com-cd9980769711cd7d60ab43abc8980a62_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"f(x)=\\cfrac{7x^2}{3+x^3}\" title=\"Rendered by QuickLaTeX.com\" height=\"43\" width=\"109\" style=\"vertical-align: -14px;\"><\/p>\n<\/p>\n<div class=\"wp-block-otfm-box-spoiler-start otfm-sp__wrapper otfm-sp__box js-otfm-sp-box__closed otfm-sp__E6F9EF\" role=\"button\" tabindex=\"0\" aria-expanded=\"false\" data-otfm-spc=\"#E6F9EF\" style=\"text-align:center\">\n<div class=\"otfm-sp__title\"> <strong>veja solu\u00e7\u00e3o<\/strong><\/div>\n<\/div>\n<p class=\"has-text-align-left\"> Para determinar a simetria da fun\u00e7\u00e3o, fazemos <\/p>\n<\/p>\n<p class=\"has-text-align-center\"><img decoding=\"async\" loading=\"lazy\" src=\"https:\/\/mathority.org\/wp-content\/ql-cache\/quicklatex.com-b7553f1b0f7cfc52e705cd1f9908e848_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"f(-x):\" title=\"Rendered by QuickLaTeX.com\" height=\"19\" width=\"57\" style=\"vertical-align: -5px;\"><\/p>\n<\/p>\n<p class=\"has-text-align-center\"><img decoding=\"async\" loading=\"lazy\" src=\"https:\/\/mathority.org\/wp-content\/ql-cache\/quicklatex.com-3e174da9d0885640cf0a46a067f168b8_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"f(-x)=\\cfrac{7(-x)^2}{3+(-x)^3}=\\cfrac{7x^2}{3-x^3}\" title=\"Rendered by QuickLaTeX.com\" height=\"46\" width=\"224\" style=\"vertical-align: -17px;\"><\/p>\n<\/p>\n<p class=\"has-text-align-left\"> Neste problema, nenhuma condi\u00e7\u00e3o de simetria \u00e9 atendida, porque a imagem de<\/p>\n<\/p>\n<p class=\"has-text-align-center\"><img decoding=\"async\" loading=\"lazy\" src=\"https:\/\/mathority.org\/wp-content\/ql-cache\/quicklatex.com-6cacb15a7aa187378723791e7a017ae0_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"-x\" title=\"Rendered by QuickLaTeX.com\" height=\"8\" width=\"23\" style=\"vertical-align: 0px;\"><\/p>\n<p> n\u00e3o \u00e9 igual a<\/p>\n<p class=\"has-text-align-center\"><img decoding=\"async\" loading=\"lazy\" src=\"https:\/\/mathority.org\/wp-content\/ql-cache\/quicklatex.com-a7ee323bc5a3f73ad5e066b13bed5504_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"f(x)\" title=\"Rendered by QuickLaTeX.com\" height=\"19\" width=\"34\" style=\"vertical-align: -5px;\"><\/p>\n<p> nem para<\/p>\n<p class=\"has-text-align-center\"><img decoding=\"async\" loading=\"lazy\" src=\"https:\/\/mathority.org\/wp-content\/ql-cache\/quicklatex.com-d9e2fee8a3b8710948027f726423744e_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"-f(x).\" title=\"Rendered by QuickLaTeX.com\" height=\"19\" width=\"51\" style=\"vertical-align: -5px;\"><\/p>\n<\/p>\n<p class=\"has-text-align-center\"><img decoding=\"async\" loading=\"lazy\" src=\"https:\/\/mathority.org\/wp-content\/ql-cache\/quicklatex.com-7fb6e0b7763fede35f54312032556e17_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"f(-x)\\neq f(x)\\neq -f(x)\" title=\"Rendered by QuickLaTeX.com\" height=\"19\" width=\"177\" style=\"vertical-align: -5px;\"><\/p>\n<\/p>\n<p class=\"has-text-align-left\"> A fun\u00e7\u00e3o, portanto, n\u00e3o possui um eixo de simetria, mas \u00e9 antes uma fun\u00e7\u00e3o assim\u00e9trica.<\/p>\n<div class=\"wp-block-otfm-box-spoiler-end otfm-sp_end\"><\/div>\n<h3 class=\"wp-block-heading\"> Exerc\u00edcio 3<\/h3>\n<p> Calcule a simetria da seguinte fun\u00e7\u00e3o: <\/p>\n<\/p>\n<p class=\"has-text-align-center\"><img decoding=\"async\" loading=\"lazy\" src=\"https:\/\/mathority.org\/wp-content\/ql-cache\/quicklatex.com-4e99b7b72b9ed93abde170a685bf8562_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"f(x)=2x|x|\" title=\"Rendered by QuickLaTeX.com\" height=\"19\" width=\"95\" style=\"vertical-align: -5px;\"><\/p>\n<\/p>\n<div class=\"wp-block-otfm-box-spoiler-start otfm-sp__wrapper otfm-sp__box js-otfm-sp-box__closed otfm-sp__E6F9EF\" role=\"button\" tabindex=\"0\" aria-expanded=\"false\" data-otfm-spc=\"#E6F9EF\" style=\"text-align:center\">\n<div class=\"otfm-sp__title\"> <strong>veja solu\u00e7\u00e3o<\/strong><\/div>\n<\/div>\n<p class=\"has-text-align-left\"> Para analisar a simetria da fun\u00e7\u00e3o, precisamos calcular <\/p>\n<\/p>\n<p class=\"has-text-align-center\"><img decoding=\"async\" loading=\"lazy\" src=\"https:\/\/mathority.org\/wp-content\/ql-cache\/quicklatex.com-b7553f1b0f7cfc52e705cd1f9908e848_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"f(-x):\" title=\"Rendered by QuickLaTeX.com\" height=\"19\" width=\"57\" style=\"vertical-align: -5px;\"><\/p>\n<\/p>\n<p class=\"has-text-align-center\"><img decoding=\"async\" loading=\"lazy\" src=\"https:\/\/mathority.org\/wp-content\/ql-cache\/quicklatex.com-d939238f353c0ab70492a66466dd0569_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"\\begin{aligned}f(-x)&amp;=2(-x)|(-x)|\\\\[2ex]&amp;=-2x|-x|\\\\[2ex]&amp;=-2x|x|\\\\[2ex]&amp;=-(2x|x|)\\\\[2ex]&amp;=-f(x)\\end{aligned}\" title=\"Rendered by QuickLaTeX.com\" height=\"187\" width=\"165\" style=\"vertical-align: 0px;\"><\/p>\n<\/p>\n<p class=\"has-text-align-left\"> Neste caso, a express\u00e3o resultante \u00e9 semelhante \u00e0 express\u00e3o original, mas com mudan\u00e7a de sinal, de modo que a seguinte equa\u00e7\u00e3o \u00e9 cumprida:<\/p>\n<\/p>\n<p class=\"has-text-align-center\"><img decoding=\"async\" loading=\"lazy\" src=\"https:\/\/mathority.org\/wp-content\/ql-cache\/quicklatex.com-a0bd80551468e58d0a6cf4dd8ba928dd_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"f(-x)=-f(x)\" title=\"Rendered by QuickLaTeX.com\" height=\"19\" width=\"119\" style=\"vertical-align: -5px;\"><\/p>\n<\/p>\n<p class=\"has-text-align-left\"> A fun\u00e7\u00e3o \u00e9, portanto, \u00edmpar e, portanto, sim\u00e9trica em rela\u00e7\u00e3o \u00e0 origem das coordenadas (0,0).<\/p>\n<div class=\"wp-block-otfm-box-spoiler-end otfm-sp_end\"><\/div>\n","protected":false},"excerpt":{"rendered":"<p>Neste artigo explicamos o que s\u00e3o fun\u00e7\u00f5es sim\u00e9tricas (fun\u00e7\u00f5es pares e \u00edmpares) e como estudar a simetria de uma fun\u00e7\u00e3o. Voc\u00ea tamb\u00e9m poder\u00e1 ver as propriedades desses tipos de fun\u00e7\u00f5es e, por fim, poder\u00e1 praticar com exerc\u00edcios resolvidos passo a passo de fun\u00e7\u00f5es sim\u00e9tricas. O que \u00e9 uma fun\u00e7\u00e3o sim\u00e9trica? Uma fun\u00e7\u00e3o sim\u00e9trica \u00e9 uma &hellip;<\/p>\n<p class=\"read-more\"> <a class=\"\" href=\"https:\/\/mathority.org\/pt\/simetria-de-uma-funcao-simetrica-e-assimetrica\/\"> <span class=\"screen-reader-text\">Simetria de uma fun\u00e7\u00e3o: fun\u00e7\u00e3o sim\u00e9trica e assim\u00e9trica<\/span> Leia mais &raquo;<\/a><\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"site-sidebar-layout":"default","site-content-layout":"","ast-site-content-layout":"","site-content-style":"default","site-sidebar-style":"default","ast-global-header-display":"","ast-banner-title-visibility":"","ast-main-header-display":"","ast-hfb-above-header-display":"","ast-hfb-below-header-display":"","ast-hfb-mobile-header-display":"","site-post-title":"","ast-breadcrumbs-content":"","ast-featured-img":"","footer-sml-layout":"","theme-transparent-header-meta":"","adv-header-id-meta":"","stick-header-meta":"","header-above-stick-meta":"","header-main-stick-meta":"","header-below-stick-meta":"","astra-migrate-meta-layouts":"","footnotes":""},"categories":[22],"tags":[],"class_list":["post-368","post","type-post","status-publish","format-standard","hentry","category-representacao-de-funcao"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v21.2 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>Simetria de uma fun\u00e7\u00e3o: fun\u00e7\u00e3o sim\u00e9trica e assim\u00e9trica - Mathority<\/title>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/mathority.org\/pt\/simetria-de-uma-funcao-simetrica-e-assimetrica\/\" \/>\n<meta property=\"og:locale\" content=\"pt_BR\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Simetria de uma fun\u00e7\u00e3o: fun\u00e7\u00e3o sim\u00e9trica e assim\u00e9trica - Mathority\" \/>\n<meta property=\"og:description\" content=\"Neste artigo explicamos o que s\u00e3o fun\u00e7\u00f5es sim\u00e9tricas (fun\u00e7\u00f5es pares e \u00edmpares) e como estudar a simetria de uma fun\u00e7\u00e3o. Voc\u00ea tamb\u00e9m poder\u00e1 ver as propriedades desses tipos de fun\u00e7\u00f5es e, por fim, poder\u00e1 praticar com exerc\u00edcios resolvidos passo a passo de fun\u00e7\u00f5es sim\u00e9tricas. O que \u00e9 uma fun\u00e7\u00e3o sim\u00e9trica? 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