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Member Since: May 15, 2013
Total # Questions Provided: 2
Total # Answers Provided: 1
About Me: Sou uma estudante do ensino médio do 9°ano,e pretendo fazer a prova do Colégio da Embraer.Faço um cursinho preparatório e em matemática tenho uma grande dificuldade e preciso de ajuda.
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mai
22
2013
Relações entra razoes trigonometricas
*Preciso fazer os seguintes exercícios de matemática ate amanha(23/05/13): 1-)Determine o valor de sen x nos casos: a)num triangulo isósceles temos a seguintes medida:parte maior 4 e X,parte menor...
mai
15
2013
Matemática-Equação de 2 grau
Oi,estou fazendo um curso preparatório do Colégio Da Embraer e estou em duvida na seguinte conta matemática: (x+2)elevado a 2=4 *Me ajuda por favor,tenho que entregar o trabalho até...
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