\nEnunciado<\/b><\/span><\/p>\n
Determina:<\/p>\n
\n
o produto do sim\u00e9trico de $5$ pelo valor absoluto de $-3$;<\/li>\n
o sim\u00e9trico do produto de $6$ pelo inverso de $-1$;<\/li>\n
o dobro da soma de $-2$ com $-7$;<\/li>\n
a soma de $-5$ com o triplo de $4$.<\/li>\n<\/ol>\n
Resolu\u00e7\u00e3o >><\/a><\/span><\/div><\/div>\n\n
\nResolu\u00e7\u00e3o<\/b><\/span><\/p>\n
Determina:<\/p>\n
\n
o produto do sim\u00e9trico de $5$ pelo valor absoluto de $-3$:
\n$$\\begin{array}{*{20}{l}} { – \\left( { + 5} \\right) \\times \\left| { – 3} \\right|}& = &{\\left( { – 5} \\right) \\times \\left( { + 3} \\right)}\\\\ {}& = &{ – 5 \\times 3}\\\\ {}& = &{ – 15} \\end{array}$$
\n\u00ad<\/li>\n
o sim\u00e9trico do produto de $6$ pelo inverso de $-1$:
\n$$\\begin{array}{*{20}{l}} { – \\left[ {\\left( { + 6} \\right) \\times \\frac{1}{{\\left( { – 1} \\right)}}} \\right]}& = &{ – \\left[ {\\left( { + 6} \\right) \\times \\left( { – 1} \\right)} \\right]}\\\\ {}& = &{ – \\left( { – 6} \\right)}\\\\ {}& = &6 \\end{array}$$
\n\u00ad<\/li>\n
o dobro da soma de $-2$ com $-7$:
\n$$\\begin{array}{*{20}{l}} {2 \\times \\left[ {\\left( { – 2} \\right) + \\left( { – 7} \\right)} \\right]}& = &{2 \\times \\left( { – 2 – 7} \\right)}\\\\ {}& = &{2 \\times \\left( { – 9} \\right)}\\\\ {}& = &{ – 18} \\end{array}$$
\n\u00ad<\/li>\n
a soma de $-5$ com o triplo de $4$:
\n$$\\begin{array}{*{20}{l}} {\\left( { – 5} \\right) + 3 \\times 4}& = &{ – 5 + 12}\\\\ {}& = &7 \\end{array}$$<\/li>\n<\/ol>\n
<< Enunciado<\/a><\/span><\/div><\/div>\n\n","protected":false},"excerpt":{"rendered":"
Enunciado Resolu\u00e7\u00e3o Enunciado Determina: o produto do sim\u00e9trico de $5$ pelo valor absoluto de $-3$; o sim\u00e9trico do produto de $6$ pelo inverso de $-1$; o dobro da soma de $-2$ com $-7$; a...<\/p>\n","protected":false},"author":1,"featured_media":19173,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_jetpack_memberships_contains_paid_content":false,"footnotes":""},"categories":[317,97,318],"tags":[428,320,319],"series":[],"class_list":["post-9629","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-7-o-ano","category-aplicando","category-numeros-inteiros","tag-7-o-ano","tag-multiplicacao","tag-numeros-inteiros-2"],"views":2200,"jetpack_featured_media_url":"https:\/\/www.acasinhadamatematica.pt\/wp-content\/uploads\/2021\/12\/Mat64.png","jetpack_sharing_enabled":true,"jetpack_likes_enabled":true,"_links":{"self":[{"href":"https:\/\/www.acasinhadamatematica.pt\/index.php?rest_route=\/wp\/v2\/posts\/9629","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=9629"}],"version-history":[{"count":0,"href":"https:\/\/www.acasinhadamatematica.pt\/index.php?rest_route=\/wp\/v2\/posts\/9629\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.acasinhadamatematica.pt\/index.php?rest_route=\/wp\/v2\/media\/19173"}],"wp:attachment":[{"href":"https:\/\/www.acasinhadamatematica.pt\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=9629"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.acasinhadamatematica.pt\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=9629"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.acasinhadamatematica.pt\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=9629"},{"taxonomy":"series","embeddable":true,"href":"https:\/\/www.acasinhadamatematica.pt\/index.php?rest_route=%2Fwp%2Fv2%2Fseries&post=9629"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}