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Member Since: Nov 18, 2012
Total # Questions Provided: 2
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fev
23
2014
Determine quais conjuntos são iguais
A={x/x é um numero inteiro maior q 1 } B={x/x² é 49} C={x/x é um numero natural negativo} D={x/x é soluçao da equaçao x²-5x+6=0} E={x/x é primo e divisor de 84} F={ } G={2,3} H={2,3,4,...}...
nov
18
2012
Resolva e classifique os sistemas
resolva e classifique os sistemas por favor,porque é um trabalho da escola {y=x-7 x=y+3 {y=2x+2 x=2y+2 por favor resolva essa questão hoje urgente eu estou precisando pois a professora que...
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