Wednesday
July 30, 2014

Homework Help: Maths

Posted by Claire on Wednesday, February 3, 2010 at 10:31am.

If z=(x^n) f(x/y), where f is an arbitrary function, show that:

x(partial z/partial x) + y (partial z / partial y) = nz

Can someone please show me how to work it out? Thanks!

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