hey can anyone help me with this problem x/(1/x +1/y) yeah simplify.. i think it's x^2y/ (x+y)
Last edited by yesdnil; Aug 28th 2005 at 11:18 PM.
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How can we help you with this one? Simplify the fraction?
Really? Umm, let us see. x / (1/x +1/y) = x / [ (y*1 +x*1) / (xy)] = x / [(x+y) / (xy)] = x *[(xy) / (x+y)] = [x(xy)] / (x+y) = (x^2)y / (x+y) --------*** Hey, it is! Man, you're good.
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