{"id":10509,"date":"2012-10-15T00:36:48","date_gmt":"2012-10-14T23:36:48","guid":{"rendered":"https:\/\/www.acasinhadamatematica.pt\/?p=10509"},"modified":"2022-01-20T00:35:07","modified_gmt":"2022-01-20T00:35:07","slug":"descobre-o-valor-de-a","status":"publish","type":"post","link":"https:\/\/www.acasinhadamatematica.pt\/?p=10509","title":{"rendered":"Descobre o valor de $A$"},"content":{"rendered":"<p><ul id='GTTabs_ul_10509' class='GTTabs' style='display:none'>\n<li id='GTTabs_li_0_10509' class='GTTabs_curr'><a  id=\"10509_0\" onMouseOver=\"GTTabsShowLinks('Enunciado'); return true;\"  onMouseOut=\"GTTabsShowLinks();\"  class='GTTabsLinks'>Enunciado<\/a><\/li>\n<li id='GTTabs_li_1_10509' ><a  id=\"10509_1\" onMouseOver=\"GTTabsShowLinks('Resolu\u00e7\u00e3o'); return true;\"  onMouseOut=\"GTTabsShowLinks();\"  class='GTTabsLinks'>Resolu\u00e7\u00e3o<\/a><\/li>\n<\/ul>\n\n<div class='GTTabs_divs GTTabs_curr_div' id='GTTabs_0_10509'>\n<span class='GTTabs_titles'><b>Enunciado<\/b><\/span><\/p>\n<p>Descobre o valor de $A$.<\/p>\n<div id=\"attachment_10510\" style=\"width: 278px\" class=\"wp-caption aligncenter\"><a href=\"https:\/\/www.acasinhadamatematica.pt\/wp-content\/uploads\/2012\/10\/multiplicacoes.jpg\"><img loading=\"lazy\" decoding=\"async\" aria-describedby=\"caption-attachment-10510\" data-attachment-id=\"10510\" data-permalink=\"https:\/\/www.acasinhadamatematica.pt\/?attachment_id=10510\" data-orig-file=\"https:\/\/www.acasinhadamatematica.pt\/wp-content\/uploads\/2012\/10\/multiplicacoes.jpg\" data-orig-size=\"559,390\" data-comments-opened=\"1\" data-image-meta=\"{&quot;aperture&quot;:&quot;0&quot;,&quot;credit&quot;:&quot;&quot;,&quot;camera&quot;:&quot;&quot;,&quot;caption&quot;:&quot;&quot;,&quot;created_timestamp&quot;:&quot;0&quot;,&quot;copyright&quot;:&quot;&quot;,&quot;focal_length&quot;:&quot;0&quot;,&quot;iso&quot;:&quot;0&quot;,&quot;shutter_speed&quot;:&quot;0&quot;,&quot;title&quot;:&quot;&quot;}\" data-image-title=\"Multiplica\u00e7\u00f5es\" data-image-description=\"\" data-image-caption=\"\" data-large-file=\"https:\/\/www.acasinhadamatematica.pt\/wp-content\/uploads\/2012\/10\/multiplicacoes.jpg\" class=\" wp-image-10510\" title=\"Multiplica\u00e7\u00f5es\" src=\"https:\/\/www.acasinhadamatematica.pt\/wp-content\/uploads\/2012\/10\/multiplicacoes.jpg\" alt=\"\" width=\"268\" height=\"187\" srcset=\"https:\/\/www.acasinhadamatematica.pt\/wp-content\/uploads\/2012\/10\/multiplicacoes.jpg 559w, https:\/\/www.acasinhadamatematica.pt\/wp-content\/uploads\/2012\/10\/multiplicacoes-300x209.jpg 300w, https:\/\/www.acasinhadamatematica.pt\/wp-content\/uploads\/2012\/10\/multiplicacoes-150x104.jpg 150w, https:\/\/www.acasinhadamatematica.pt\/wp-content\/uploads\/2012\/10\/multiplicacoes-400x279.jpg 400w\" sizes=\"auto, (max-width: 268px) 100vw, 268px\" \/><\/a><p id=\"caption-attachment-10510\" class=\"wp-caption-text\">Descobre o valor de A.<\/p><\/div>\n<p><div class='GTTabsNavigation' style='display:none'><span class='GTTabs_nav_next'><a href='#GTTabs_ul_10509' onClick='GTTabs_show(1,10509)'>Resolu\u00e7\u00e3o &gt;&gt;<\/a><\/span><\/div><\/div>\n\n<div class='GTTabs_divs' id='GTTabs_1_10509'>\n<span class='GTTabs_titles'><b>Resolu\u00e7\u00e3o<\/b><\/span><!--more--><\/p>\n<div id=\"attachment_10510\" style=\"width: 296px\" class=\"wp-caption aligncenter\"><a href=\"https:\/\/www.acasinhadamatematica.pt\/wp-content\/uploads\/2012\/10\/multiplicacoes.jpg\"><img loading=\"lazy\" decoding=\"async\" aria-describedby=\"caption-attachment-10510\" data-attachment-id=\"10510\" data-permalink=\"https:\/\/www.acasinhadamatematica.pt\/?attachment_id=10510\" data-orig-file=\"https:\/\/www.acasinhadamatematica.pt\/wp-content\/uploads\/2012\/10\/multiplicacoes.jpg\" data-orig-size=\"559,390\" data-comments-opened=\"1\" data-image-meta=\"{&quot;aperture&quot;:&quot;0&quot;,&quot;credit&quot;:&quot;&quot;,&quot;camera&quot;:&quot;&quot;,&quot;caption&quot;:&quot;&quot;,&quot;created_timestamp&quot;:&quot;0&quot;,&quot;copyright&quot;:&quot;&quot;,&quot;focal_length&quot;:&quot;0&quot;,&quot;iso&quot;:&quot;0&quot;,&quot;shutter_speed&quot;:&quot;0&quot;,&quot;title&quot;:&quot;&quot;}\" data-image-title=\"Multiplica\u00e7\u00f5es\" data-image-description=\"\" data-image-caption=\"\" data-large-file=\"https:\/\/www.acasinhadamatematica.pt\/wp-content\/uploads\/2012\/10\/multiplicacoes.jpg\" class=\" wp-image-10510 \" title=\"Multiplica\u00e7\u00f5es\" src=\"https:\/\/www.acasinhadamatematica.pt\/wp-content\/uploads\/2012\/10\/multiplicacoes.jpg\" alt=\"\" width=\"286\" height=\"200\" srcset=\"https:\/\/www.acasinhadamatematica.pt\/wp-content\/uploads\/2012\/10\/multiplicacoes.jpg 559w, https:\/\/www.acasinhadamatematica.pt\/wp-content\/uploads\/2012\/10\/multiplicacoes-300x209.jpg 300w, https:\/\/www.acasinhadamatematica.pt\/wp-content\/uploads\/2012\/10\/multiplicacoes-150x104.jpg 150w, https:\/\/www.acasinhadamatematica.pt\/wp-content\/uploads\/2012\/10\/multiplicacoes-400x279.jpg 400w\" sizes=\"auto, (max-width: 286px) 100vw, 286px\" \/><\/a><p id=\"caption-attachment-10510\" class=\"wp-caption-text\">Descobre o valor de A.<\/p><\/div>\n<p>\u00ad<\/p>\n<ol style=\"list-style-type: lower-alpha;\">\n<li>Ora,<br \/>\n$$\\begin{array}{*{20}{c}} \u00a0 {A \\times 12 =\u00a0 &#8211; 204}&amp; \\Rightarrow &amp;{\\begin{array}{*{20}{l}} \u00a0 A&amp; = &amp;{\\frac{{ &#8211; 204}}{{12}}} \\\\ \u00a0 {}&amp; = &amp;{ &#8211; 17} \\end{array}} \\end{array}$$<\/li>\n<li>Ora,<br \/>\n$$\\begin{array}{*{20}{c}} \u00a0 {A \\times \\left( { &#8211; 15} \\right) =\u00a0 &#8211; 135}&amp; \\Rightarrow &amp;{\\begin{array}{*{20}{l}} \u00a0 A&amp; = &amp;{\\frac{{ &#8211; 135}}{{ &#8211; 15}}} \\\\ \u00a0 {}&amp; = &amp;9 \\end{array}} \\end{array}$$<\/li>\n<li>Ora,<br \/>\n$$\\begin{array}{*{20}{c}} \u00a0 {A \\times \\left( { &#8211; 11} \\right) = 165}&amp; \\Rightarrow &amp;{\\begin{array}{*{20}{l}} \u00a0 A&amp; = &amp;{\\frac{{165}}{{ &#8211; 11}}} \\\\ \u00a0 {}&amp; = &amp;{ &#8211; 15} \\end{array}} \\end{array}$$<\/li>\n<li>Ora,<br \/>\n$$\\begin{array}{*{20}{c}} \u00a0 {A \\times 13 = 169}&amp; \\Rightarrow &amp;{\\begin{array}{*{20}{l}} \u00a0 A&amp; = &amp;{\\frac{{169}}{{13}}} \\\\ \u00a0 {}&amp; = &amp;{13} \\end{array}} \\end{array}$$<\/li>\n<\/ol>\n<div class='GTTabsNavigation' style='display:none'><span class='GTTabs_nav_prev'><a href='#GTTabs_ul_10509' onClick='GTTabs_show(0,10509)'>&lt;&lt; Enunciado<\/a><\/span><\/div><\/div>\n\n","protected":false},"excerpt":{"rendered":"<p>Enunciado Resolu\u00e7\u00e3o Enunciado Descobre o valor de $A$. Resolu\u00e7\u00e3o &gt;&gt; Resolu\u00e7\u00e3o &lt;&lt; Enunciado<\/p>\n","protected":false},"author":1,"featured_media":20713,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_jetpack_memberships_contains_paid_content":false,"footnotes":""},"categories":[317,97,318],"tags":[428,330,319],"series":[],"class_list":["post-10509","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-divisao","tag-numeros-inteiros-2"],"views":2512,"jetpack_featured_media_url":"https:\/\/www.acasinhadamatematica.pt\/wp-content\/uploads\/2012\/10\/7V1Pag022-3_520x245.png","jetpack_sharing_enabled":true,"jetpack_likes_enabled":true,"_links":{"self":[{"href":"https:\/\/www.acasinhadamatematica.pt\/index.php?rest_route=\/wp\/v2\/posts\/10509","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=10509"}],"version-history":[{"count":0,"href":"https:\/\/www.acasinhadamatematica.pt\/index.php?rest_route=\/wp\/v2\/posts\/10509\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.acasinhadamatematica.pt\/index.php?rest_route=\/wp\/v2\/media\/20713"}],"wp:attachment":[{"href":"https:\/\/www.acasinhadamatematica.pt\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=10509"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.acasinhadamatematica.pt\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=10509"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.acasinhadamatematica.pt\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=10509"},{"taxonomy":"series","embeddable":true,"href":"https:\/\/www.acasinhadamatematica.pt\/index.php?rest_route=%2Fwp%2Fv2%2Fseries&post=10509"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}