f(x,y)=ln(1+x^2y^2)

I got 1/2y^2x for fxx, but think I did something wrong so I stopped. Please find fxx, fyy, fxy. Thanks.

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- September 24th 2009, 01:32 PMjebckrFind the second order partial derivatives of the function.
f(x,y)=ln(1+x^2y^2)

I got 1/2y^2x for fxx, but think I did something wrong so I stopped. Please find fxx, fyy, fxy. Thanks. - September 25th 2009, 01:22 AMOpalg