\nEnunciado<\/b><\/span><\/p>\n
Qual \u00e9 o valor da express\u00e3o num\u00e9rica \\(2\\sqrt 5 + 4\\sqrt 5 – 5\\sqrt 5 \\)?<\/p>\n
[A]<\/strong> \\(\\sqrt 5 \\)\u00a0 \u00a0 \u00a0 \u00a0 [B]<\/strong>\u00a0\\(\\sqrt {10} \\)\u00a0 \u00a0 \u00a0 \u00a0 [C]<\/strong> \\( – \\sqrt 5 \\)\u00a0 \u00a0 \u00a0 \u00a0 [D]<\/strong> \\(5\\)<\/p>\n
Resolu\u00e7\u00e3o >><\/a><\/span><\/div><\/div>\n\n
\nResolu\u00e7\u00e3o<\/b><\/span><\/p>\n
\n
Qual \u00e9 o valor da express\u00e3o num\u00e9rica \\(2\\sqrt 5 + 4\\sqrt 5 – 5\\sqrt 5 \\)?<\/p>\n
[A]<\/strong> \\(\\sqrt 5 \\)\u00a0 \u00a0 \u00a0 \u00a0 [B]<\/strong>\u00a0\\(\\sqrt {10} \\)\u00a0 \u00a0 \u00a0 \u00a0 [C]<\/strong> \\( – \\sqrt 5 \\)\u00a0 \u00a0 \u00a0 \u00a0 [D]<\/strong> \\(5\\)<\/p>\n<\/blockquote>\n

A op\u00e7\u00e3o correta \u00e9 [A]<\/strong> \\(\\sqrt 5 \\), pois \\(2\\sqrt 5 + 4\\sqrt 5 – 5\\sqrt 5 = \\left( {2 + 4 – 5} \\right) \\times \\sqrt 5 = \\sqrt 5 \\).<\/p>\n
<< Enunciado<\/a><\/span><\/div><\/div>\n\n","protected":false},"excerpt":{"rendered":"
Enunciado Resolu\u00e7\u00e3o Enunciado Qual \u00e9 o valor da express\u00e3o num\u00e9rica \\(2\\sqrt 5 + 4\\sqrt 5 – 5\\sqrt 5 \\)? [A] \\(\\sqrt 5 \\)\u00a0 \u00a0 \u00a0 \u00a0 [B]\u00a0\\(\\sqrt {10} \\)\u00a0 \u00a0 \u00a0 \u00a0 [C] \\(...<\/p>\n","protected":false},"author":1,"featured_media":19171,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_jetpack_memberships_contains_paid_content":false,"footnotes":""},"categories":[100,97,664],"tags":[424,259,450],"series":[],"class_list":["post-23026","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-8--ano","category-aplicando","category-numeros-reais","tag-8-o-ano","tag-numeros-irracionais","tag-operacoes-com-numeros-reais"],"views":223,"jetpack_featured_media_url":"https:\/\/www.acasinhadamatematica.pt\/wp-content\/uploads\/2021\/12\/Mat62.png","jetpack_sharing_enabled":true,"jetpack_likes_enabled":true,"_links":{"self":[{"href":"https:\/\/www.acasinhadamatematica.pt\/index.php?rest_route=\/wp\/v2\/posts\/23026","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.acasinhadamatematica.pt\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.acasinhadamatematica.pt\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.acasinhadamatematica.pt\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.acasinhadamatematica.pt\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=23026"}],"version-history":[{"count":0,"href":"https:\/\/www.acasinhadamatematica.pt\/index.php?rest_route=\/wp\/v2\/posts\/23026\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.acasinhadamatematica.pt\/index.php?rest_route=\/wp\/v2\/media\/19171"}],"wp:attachment":[{"href":"https:\/\/www.acasinhadamatematica.pt\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=23026"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.acasinhadamatematica.pt\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=23026"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.acasinhadamatematica.pt\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=23026"},{"taxonomy":"series","embeddable":true,"href":"https:\/\/www.acasinhadamatematica.pt\/index.php?rest_route=%2Fwp%2Fv2%2Fseries&post=23026"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}