\nResolu\u00e7\u00e3o<\/b><\/span><\/p>\n\n\n\n\n\n\n\n\n
A<\/span><\/strong><\/td>\n \\[2x + 3x = \\left( {2 + 3} \\right)x = 5x\\]<\/td>\n<\/tr>\n
B<\/span><\/strong><\/td>\n \\[2x \\times 3x = \\left( {2 \\times 3} \\right) \\times \\left( {x \\times x} \\right) = 6{x^2}\\]<\/td>\n<\/tr>\n
C<\/span><\/strong><\/td>\n \\[ – \\frac{1}{3}{a^2} \\times \\frac{2}{5}{a^2} = \\left( { – \\frac{1}{3} \\times \\frac{2}{5}} \\right) \\times \\left( {{a^2} \\times {a^2}} \\right) = – \\frac{2}{{15}}{a^4}\\]<\/td>\n<\/tr>\n
D<\/span><\/strong><\/td>\n \\[ – \\frac{2}{3}y – \\frac{5}{3}y = \\left( { – \\frac{2}{3} – \\frac{5}{3}} \\right)y = – \\frac{7}{3}y\\]<\/td>\n<\/tr>\n
E<\/span><\/strong><\/td>\n \\[ – \\frac{2}{3}y \\times \\left( { – \\frac{5}{3}y} \\right) = \\left( { – \\frac{2}{3} \\times \\left( { – \\frac{5}{3}y} \\right)} \\right) \\times \\left( {y \\times y} \\right) = \\frac{{10}}{9}{y^2}\\]<\/td>\n<\/tr>\n
F<\/strong><\/span><\/td>\n \\[ – \\frac{1}{3}{a^2} + \\frac{2}{5}{a^2} = \\left( { – \\frac{1}{{\\mathop 3\\limits_{\\left( 5 \\right)} }} + \\frac{2}{{\\mathop 5\\limits_{\\left( 3 \\right)} }}} \\right) \\times {a^2} = \\frac{1}{{15}}{a^2}\\]<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n
<< Enunciado<\/a><\/span><\/div><\/div>\n\n","protected":false},"excerpt":{"rendered":"
Enunciado Resolu\u00e7\u00e3o Enunciado Efetua as opera\u00e7\u00f5es seguintes, escritas nos cart\u00f5es. Resolu\u00e7\u00e3o >> Resolu\u00e7\u00e3o << Enunciado<\/p>\n","protected":false},"author":1,"featured_media":24708,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_jetpack_memberships_contains_paid_content":false,"footnotes":""},"categories":[100,97,700],"tags":[424,194,704],"series":[],"class_list":["post-24705","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-8--ano","category-aplicando","category-monomios-e-polinomios","tag-8-o-ano","tag-monomios","tag-operacoes-com-monomios"],"views":91,"jetpack_featured_media_url":"https:\/\/www.acasinhadamatematica.pt\/wp-content\/uploads\/2023\/04\/8_Pag146-4_520x245.png","jetpack_sharing_enabled":true,"jetpack_likes_enabled":true,"_links":{"self":[{"href":"https:\/\/www.acasinhadamatematica.pt\/index.php?rest_route=\/wp\/v2\/posts\/24705","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=24705"}],"version-history":[{"count":0,"href":"https:\/\/www.acasinhadamatematica.pt\/index.php?rest_route=\/wp\/v2\/posts\/24705\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.acasinhadamatematica.pt\/index.php?rest_route=\/wp\/v2\/media\/24708"}],"wp:attachment":[{"href":"https:\/\/www.acasinhadamatematica.pt\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=24705"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.acasinhadamatematica.pt\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=24705"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.acasinhadamatematica.pt\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=24705"},{"taxonomy":"series","embeddable":true,"href":"https:\/\/www.acasinhadamatematica.pt\/index.php?rest_route=%2Fwp%2Fv2%2Fseries&post=24705"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}

A<\/span><\/strong><\/td>\n	\\[2x + 3x = \\left( {2 + 3} \\right)x = 5x\\]<\/td>\n<\/tr>\n
B<\/span><\/strong><\/td>\n	\\[2x \\times 3x = \\left( {2 \\times 3} \\right) \\times \\left( {x \\times x} \\right) = 6{x^2}\\]<\/td>\n<\/tr>\n
C<\/span><\/strong><\/td>\n	\\[ – \\frac{1}{3}{a^2} \\times \\frac{2}{5}{a^2} = \\left( { – \\frac{1}{3} \\times \\frac{2}{5}} \\right) \\times \\left( {{a^2} \\times {a^2}} \\right) = – \\frac{2}{{15}}{a^4}\\]<\/td>\n<\/tr>\n
D<\/span><\/strong><\/td>\n	\\[ – \\frac{2}{3}y – \\frac{5}{3}y = \\left( { – \\frac{2}{3} – \\frac{5}{3}} \\right)y = – \\frac{7}{3}y\\]<\/td>\n<\/tr>\n
E<\/span><\/strong><\/td>\n	\\[ – \\frac{2}{3}y \\times \\left( { – \\frac{5}{3}y} \\right) = \\left( { – \\frac{2}{3} \\times \\left( { – \\frac{5}{3}y} \\right)} \\right) \\times \\left( {y \\times y} \\right) = \\frac{{10}}{9}{y^2}\\]<\/td>\n<\/tr>\n
F<\/strong><\/span><\/td>\n	\\[ – \\frac{1}{3}{a^2} + \\frac{2}{5}{a^2} = \\left( { – \\frac{1}{{\\mathop 3\\limits_{\\left( 5 \\right)} }} + \\frac{2}{{\\mathop 5\\limits_{\\left( 3 \\right)} }}} \\right) \\times {a^2} = \\frac{1}{{15}}{a^2}\\]<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n << Enunciado<\/a><\/span><\/div><\/div>\n\n","protected":false},"excerpt":{"rendered":" Enunciado Resolu\u00e7\u00e3o Enunciado Efetua as opera\u00e7\u00f5es seguintes, escritas nos cart\u00f5es. Resolu\u00e7\u00e3o >> Resolu\u00e7\u00e3o << Enunciado<\/p>\n","protected":false},"author":1,"featured_media":24708,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_jetpack_memberships_contains_paid_content":false,"footnotes":""},"categories":[100,97,700],"tags":[424,194,704],"series":[],"class_list":["post-24705","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-8--ano","category-aplicando","category-monomios-e-polinomios","tag-8-o-ano","tag-monomios","tag-operacoes-com-monomios"],"views":91,"jetpack_featured_media_url":"https:\/\/www.acasinhadamatematica.pt\/wp-content\/uploads\/2023\/04\/8_Pag146-4_520x245.png","jetpack_sharing_enabled":true,"jetpack_likes_enabled":true,"_links":{"self":[{"href":"https:\/\/www.acasinhadamatematica.pt\/index.php?rest_route=\/wp\/v2\/posts\/24705","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=24705"}],"version-history":[{"count":0,"href":"https:\/\/www.acasinhadamatematica.pt\/index.php?rest_route=\/wp\/v2\/posts\/24705\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.acasinhadamatematica.pt\/index.php?rest_route=\/wp\/v2\/media\/24708"}],"wp:attachment":[{"href":"https:\/\/www.acasinhadamatematica.pt\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=24705"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.acasinhadamatematica.pt\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=24705"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.acasinhadamatematica.pt\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=24705"},{"taxonomy":"series","embeddable":true,"href":"https:\/\/www.acasinhadamatematica.pt\/index.php?rest_route=%2Fwp%2Fv2%2Fseries&post=24705"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}