If f(x,-y) = x^3 + cosy, determine fxx and fxy.© BrainMass Inc. brainmass.com March 4, 2021, 5:55 pm ad1c9bdddf
First of all, I am not sure if you meant
f(x,-y) or f(x,y)
For this function, it does not matter since both are the same ...
Partial derivatives are solved. The solution is concise, but thorough.