tag:blogger.com,1999:blog-12100526515766293492024-03-05T20:33:43.693-08:00Conversando sobre MatemáticaConversando sobre Matemáticahttp://www.blogger.com/profile/14111448819707079772noreply@blogger.comBlogger12125tag:blogger.com,1999:blog-1210052651576629349.post-63388705908146220202011-03-07T15:18:00.000-08:002011-03-07T15:19:29.399-08:00<a onblur="try {parent.deselectBloggerImageGracefully();} catch(e) {}" href="https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEiIxkoh1sN0zKdnHBGD3UH4r4DzyS277x7qTBn6Z8GiHl8EU0yQeM-rhjsokx3OcaH4N0OuROkRgRMDOncUv3-OqmgRm2O8mCfpRT21e35fX3oH9FRNOzEcBehNrBfe2xVM-ZepICFuchc/s1600/quest%25C3%25A3o+2.bmp"><img style="cursor:pointer; cursor:hand;width: 320px; height: 172px;" src="https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEiIxkoh1sN0zKdnHBGD3UH4r4DzyS277x7qTBn6Z8GiHl8EU0yQeM-rhjsokx3OcaH4N0OuROkRgRMDOncUv3-OqmgRm2O8mCfpRT21e35fX3oH9FRNOzEcBehNrBfe2xVM-ZepICFuchc/s320/quest%25C3%25A3o+2.bmp" border="0" alt="" id="BLOGGER_PHOTO_ID_5581481529239030418" /></a>Conversando sobre Matemáticahttp://www.blogger.com/profile/14111448819707079772noreply@blogger.com0tag:blogger.com,1999:blog-1210052651576629349.post-83096284078212894022011-03-07T14:25:00.000-08:002011-03-07T14:35:02.480-08:00<a onblur="try {parent.deselectBloggerImageGracefully();} catch(e) {}" href="https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEiWoi5wzVnvcxArsjDVHuw2OTBsU6KyRMuY19uUZjfT9fVhk-VOpSXAkzYP24iWzP3PTOO9R6T8W7iPkQ9Jz6P3NpN7wWHfPTJRrkCSFnb7g2JUDU40kANyQc2LKW0cCVqOnjFm6MmIEck/s1600/Quest%25C3%25A3o+1+profmat.bmp"><img style="cursor:pointer; cursor:hand;width: 320px; height: 162px;" src="https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEiWoi5wzVnvcxArsjDVHuw2OTBsU6KyRMuY19uUZjfT9fVhk-VOpSXAkzYP24iWzP3PTOO9R6T8W7iPkQ9Jz6P3NpN7wWHfPTJRrkCSFnb7g2JUDU40kANyQc2LKW0cCVqOnjFm6MmIEck/s320/Quest%25C3%25A3o+1+profmat.bmp" border="0" alt="" id="BLOGGER_PHOTO_ID_5581469987858272882" /></a>Conversando sobre Matemáticahttp://www.blogger.com/profile/14111448819707079772noreply@blogger.com0tag:blogger.com,1999:blog-1210052651576629349.post-40488592173240699532009-10-25T12:13:00.000-07:002010-08-29T19:48:51.156-07:00Função<div>Seja f(x) = 1/x, . Se f(2 + p) - f(2) = 3/2, então f(1 - p) - f(1 + p) é igual a:</div>a) 2,4___ b) 3,2___ c) 2 ___d) 7,2 ___e) 6<div><br /><div><img src="https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEiQQNw4uEL1hk1LHEgAkFarrpYzijBfiqhyphenhyphen24UKoIi1bP_iszLgwG8H2jW2wX26MqPHg8r1gWPK4k2ORugeegtvAAU9RUg2Avnv-RNIWwJl5fcSxiUuZNyFsP1uOBC5GsVj-imkjcactAk/s320/imagem.bmp" style="float:left; margin:0 10px 10px 0;cursor:pointer; cursor:hand;width: 320px; height: 301px;" border="0" alt="" id="BLOGGER_PHOTO_ID_5511027599467194258" /></div></div>Conversando sobre Matemáticahttp://www.blogger.com/profile/14111448819707079772noreply@blogger.com0tag:blogger.com,1999:blog-1210052651576629349.post-79968579146489700512009-10-18T15:05:00.000-07:002009-10-18T15:08:16.034-07:00Pirâmide Regular<meta equiv="Content-Type" content="text/html; charset=utf-8"><meta name="ProgId" content="Word.Document"><meta name="Generator" content="Microsoft Word 10"><meta name="Originator" content="Microsoft Word 10"><link rel="File-List" href="file:///C:%5CDOCUME%7E1%5CInildo%5CCONFIG%7E1%5CTemp%5Cmsohtml1%5C01%5Cclip_filelist.xml"><!--[if gte mso 9]><xml> <w:worddocument> <w:view>Normal</w:View> <w:zoom>0</w:Zoom> <w:hyphenationzone>21</w:HyphenationZone> <w:compatibility> <w:breakwrappedtables/> <w:snaptogridincell/> <w:wraptextwithpunct/> <w:useasianbreakrules/> </w:Compatibility> <w:browserlevel>MicrosoftInternetExplorer4</w:BrowserLevel> </w:WordDocument> </xml><![endif]--><style> <!-- /* Font Definitions */ @font-face {font-family:SPARIAL; panose-1:0 0 0 0 0 0 0 0 0 0; mso-font-alt:"Times New Roman"; mso-font-charset:0; mso-generic-font-family:roman; mso-font-format:other; mso-font-pitch:variable; mso-font-signature:3 0 0 0 1 0;} /* Style Definitions */ p.MsoNormal, li.MsoNormal, div.MsoNormal {mso-style-parent:""; margin:0cm; margin-bottom:.0001pt; text-align:justify; mso-pagination:none; mso-layout-grid-align:none; text-autospace:none; font-size:10.0pt; font-family:SPARIAL; mso-fareast-font-family:"Times New Roman"; mso-bidi-font-family:SPARIAL;} @page Section1 {size:612.0pt 792.0pt; margin:70.85pt 3.0cm 70.85pt 3.0cm; mso-header-margin:36.0pt; mso-footer-margin:36.0pt; mso-paper-source:0;} div.Section1 {page:Section1;} --> </style><!--[if gte mso 10]> <style> /* Style Definitions */ table.MsoNormalTable {mso-style-name:"Tabela normal"; mso-tstyle-rowband-size:0; mso-tstyle-colband-size:0; mso-style-noshow:yes; mso-style-parent:""; mso-padding-alt:0cm 5.4pt 0cm 5.4pt; mso-para-margin:0cm; mso-para-margin-bottom:.0001pt; mso-pagination:widow-orphan; font-size:10.0pt; font-family:"Times New Roman";} </style> <![endif]--> <p class="MsoNormal" style="line-height: 12pt;"><span style="font-size: 12pt; font-family: "Times New Roman";">Com base no estudo da geometria, uma</span><span style="font-size: 12pt; font-family: "Times New Roman";"> <span style="">pirâmide regular, de base quadrada, tem altura igual a 20 cm. Sobre a base dessa pirâmide constrói-se um cubo, de modo que a face oposta à base do cubo corte a pirâmide em um quadrado de lado igual a 5 cm. O volume do cubo em cm<sup>3</sup> é.<o:p></o:p></span></span></p> <p class="MsoNormal" style="line-height: 12pt;"><span style="font-size: 12pt; font-family: "Times New Roman";">a) 100<o:p></o:p></span></p> <p class="MsoNormal" style="line-height: 12pt;"><span style="font-size: 12pt; font-family: "Times New Roman";">b) 1200<o:p></o:p></span></p> <p class="MsoNormal" style="line-height: 12pt;"><span style="font-size: 12pt; font-family: "Times New Roman";">c) 800<o:p></o:p></span></p> <p class="MsoNormal" style="line-height: 12pt;"><span style="font-size: 12pt; font-family: "Times New Roman";">d) 1000<o:p></o:p></span></p> <p class="MsoNormal" style="line-height: 12pt;"><span style="font-size: 12pt; font-family: "Times New Roman";">e) 1600<o:p></o:p></span></p> Conversando sobre Matemáticahttp://www.blogger.com/profile/14111448819707079772noreply@blogger.com1tag:blogger.com,1999:blog-1210052651576629349.post-77430809919052513592009-09-16T11:15:00.000-07:002009-09-16T11:16:13.924-07:00Calcular o valor de x<a href="https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEg6GyQ7iS3cjuaJS1KAqHhJhJekVrV8f8sdXVdn02rhCr9ZZQGZRuFst637TDizreyK6YUNNxtbGzIHOYYFtCx35hbPVI-Ci979ixmSTAxQdapk8g4OHzqV-Bg6l5UpZ3yf7CrSVITOhlU/s1600-h/imagem+triangulo.bmp"><img id="BLOGGER_PHOTO_ID_5382130669442891154" style="FLOAT: left; MARGIN: 0px 10px 10px 0px; WIDTH: 320px; CURSOR: hand; HEIGHT: 198px" alt="" src="https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEg6GyQ7iS3cjuaJS1KAqHhJhJekVrV8f8sdXVdn02rhCr9ZZQGZRuFst637TDizreyK6YUNNxtbGzIHOYYFtCx35hbPVI-Ci979ixmSTAxQdapk8g4OHzqV-Bg6l5UpZ3yf7CrSVITOhlU/s320/imagem+triangulo.bmp" border="0" /></a><br /><div></div>Conversando sobre Matemáticahttp://www.blogger.com/profile/14111448819707079772noreply@blogger.com1tag:blogger.com,1999:blog-1210052651576629349.post-22126475454645945112009-09-05T19:00:00.000-07:002010-09-05T17:42:00.145-07:00Afa(AFA) Uma pequena fábrica de cintos paga a seus funcionários o salário, conforme tabela abaixo<br /><a onblur="try {parent.deselectBloggerImageGracefully();} catch(e) {}" href="https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEgJYXZINoa6k8nJ7vxduJmZ6OjHCEzYqAK2U3yQIUxdwijo92wgs_gIt8H3CDtOmEKMOT1ScADKcSW_JZfphlbuAqxF3EQ7oI-_DHCepT_DDx_c7kF6JhRtGT-UWDz3se3oVk11AlYScww/s1600-h/afa1.bmp"><img style="margin: 0pt 10px 10px 0pt; float: left; cursor: pointer; width: 320px; height: 114px;" src="https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEgJYXZINoa6k8nJ7vxduJmZ6OjHCEzYqAK2U3yQIUxdwijo92wgs_gIt8H3CDtOmEKMOT1ScADKcSW_JZfphlbuAqxF3EQ7oI-_DHCepT_DDx_c7kF6JhRtGT-UWDz3se3oVk11AlYScww/s320/afa1.bmp" alt="" id="BLOGGER_PHOTO_ID_5378172238768832338" border="0" /></a><br /><br /><br /><br /><br /><br /><div style="text-align: right;"><br /></div>Certo mês, houve um aumento de 10% sobre os salários da tabela acima para todos os cargos.<br />sabendo-se que a nova média salárial passou a ser de 1650 reais, Qual o novo salário do gerente em reais.<div>Resolução:</div><div><a href="https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEgXEMrR74SNKTtSq9s5PrFAzsFEDafr_nwtPOMbnD1in07JusimzYthHmaWpImHtLN4wlfh84ylJgf8hAK_x_65ctEDZBB2khQ4p4aWno_h10PflSy2FAK9wdB0HwJ-bD0gS8uX1efwLa0/s1600/afa1.JPG"><img src="https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEgXEMrR74SNKTtSq9s5PrFAzsFEDafr_nwtPOMbnD1in07JusimzYthHmaWpImHtLN4wlfh84ylJgf8hAK_x_65ctEDZBB2khQ4p4aWno_h10PflSy2FAK9wdB0HwJ-bD0gS8uX1efwLa0/s320/afa1.JPG" border="0" alt="" id="BLOGGER_PHOTO_ID_5513594076500156450" style="cursor: pointer; width: 320px; height: 225px; " /></a></div><div><br /></div><div><br /></div>Conversando sobre Matemáticahttp://www.blogger.com/profile/14111448819707079772noreply@blogger.com1tag:blogger.com,1999:blog-1210052651576629349.post-87509469942203264992009-08-31T08:03:00.000-07:002009-08-31T08:08:16.489-07:00(Dante) Uma loja de eletrodoméstico oferece ao cliente duas opções de pagamento:<br />a) à vista, com 25% de desconto;<br />b) em duas prestações mensais iguais, sem desconto, com a primeira prestação sendo paga no ato da compra.<br />Qual a taxa mensal de juros embutidos na venda a prazo?Conversando sobre Matemáticahttp://www.blogger.com/profile/14111448819707079772noreply@blogger.com1tag:blogger.com,1999:blog-1210052651576629349.post-13677846326919699962009-08-29T17:13:00.000-07:002009-08-29T17:21:40.939-07:00Potenciação<a onblur="try {parent.deselectBloggerImageGracefully();} catch(e) {}" href="https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEhs6YKnMlpHxP2O8EiFloIShtzU314dhz3_YKjc0oC34lEoX9kEWvH5qbpCKV7VhG7jjjNFc8qazXMATV_1zxW4FJetZ8_k5wEdYnP7VQRv3dwodWdzRPXKCI9icNrFsj-BWTiwaiJDRJY/s1600-h/ex36.bmp"><img style="margin: 0pt 10px 10px 0pt; float: left; cursor: pointer; width: 320px; height: 112px;" src="https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEhs6YKnMlpHxP2O8EiFloIShtzU314dhz3_YKjc0oC34lEoX9kEWvH5qbpCKV7VhG7jjjNFc8qazXMATV_1zxW4FJetZ8_k5wEdYnP7VQRv3dwodWdzRPXKCI9icNrFsj-BWTiwaiJDRJY/s320/ex36.bmp" alt="" id="BLOGGER_PHOTO_ID_5375544846427934930" border="0" /></a>Conversando sobre Matemáticahttp://www.blogger.com/profile/14111448819707079772noreply@blogger.com0tag:blogger.com,1999:blog-1210052651576629349.post-25041384163004623912009-08-26T17:05:00.000-07:002009-08-26T17:10:22.684-07:00Questão de combinações(IME) "Considere A = {1, 2, 3, ..., 12}. Determine o número de subconjuntos H de A tais que as condições:<br />a) H tem 6 elementos;<br />b) 8 pertence a H;<br />c) exatamente dois elementos maiores que 8 pertencem a H;Conversando sobre Matemáticahttp://www.blogger.com/profile/14111448819707079772noreply@blogger.com1tag:blogger.com,1999:blog-1210052651576629349.post-88172050922851916992009-08-23T17:21:00.001-07:002009-08-23T17:31:58.399-07:00Formas geométricas na natureza<a onblur="try {parent.deselectBloggerImageGracefully();} catch(e) {}" href="https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEgQ1ErFJapgz6r4pwkEG9z4MfmNsaptzfPAJTRF-Ub_-tq_z8Z5nG48JG678PsFBLrXpIGCLwPkAjCd2gABX-yxHKR0uQGY4JwBb4Vu1yvw5uKhQ2qaR9BeEryvQSkIiMehkV2R1NX6zl4/s1600-h/O+sol+202.jpg"><img style="margin: 0pt 10px 10px 0pt; float: left; cursor: pointer; width: 320px; height: 240px;" src="https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEgQ1ErFJapgz6r4pwkEG9z4MfmNsaptzfPAJTRF-Ub_-tq_z8Z5nG48JG678PsFBLrXpIGCLwPkAjCd2gABX-yxHKR0uQGY4JwBb4Vu1yvw5uKhQ2qaR9BeEryvQSkIiMehkV2R1NX6zl4/s320/O+sol+202.jpg" alt="" id="BLOGGER_PHOTO_ID_5373321509796887266" border="0" /></a>Conversando sobre Matemáticahttp://www.blogger.com/profile/14111448819707079772noreply@blogger.com0tag:blogger.com,1999:blog-1210052651576629349.post-74841969968201478612009-08-23T17:21:00.000-07:002009-08-23T17:22:38.095-07:00Aula de Matemática e Música<object width="425" height="344"><param name="movie" value="http://www.youtube.com/v/7S3iW_sbqsA&hl=pt-br&fs=1&"></param><param name="allowFullScreen" value="true"></param><param name="allowscriptaccess" value="always"></param><embed src="http://www.youtube.com/v/7S3iW_sbqsA&hl=pt-br&fs=1&" type="application/x-shockwave-flash" allowscriptaccess="always" allowfullscreen="true" width="425" height="344"></embed></object>Conversando sobre Matemáticahttp://www.blogger.com/profile/14111448819707079772noreply@blogger.com0tag:blogger.com,1999:blog-1210052651576629349.post-12991765621384518362009-08-23T17:17:00.001-07:002009-08-23T17:21:09.363-07:00Conversando sobre Matemática<div style="text-align: justify;">Estou criando este blog com a intenção de discutir, com alunos do Ensino Fundamental e Médio, temas relacionados à matemática. A proposta é oferecer elementos para que os alunos possam compreender melhor essa linguagem, sugerir novas abordagens e estratégias para o desenvolvimento da capacidade em solucionar problemas e organizar seus conhecimentos matemáticos, criando relações entre eles.</div>Conversando sobre Matemáticahttp://www.blogger.com/profile/14111448819707079772noreply@blogger.com2