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August 2, 2015

Homework Help: Math

Posted by Beta plus on Monday, October 12, 2009 at 11:42pm.

1) Given that f(x,y)=xy/x^2+y^2, hence show that f(xy) = f(yx)
2) use the mean value theorem to determine the value of c, given that f(x) = cos5x

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