What's the answer to this calculus problem?
there's a attached picture... thanks
- nyphdinmdLv 74 weeks ago
THis is pretty much using the definition of partial derivative
Let D/Dx = partial derivative wrt to x and so on
Df/Dx = 8*x/(x^2 - y^2) Df/Dy = -8y/(x^2 - y^2)
D(Df/Dx)/Dy = 16xy/(x^2 - y^2)^2 D(Df/Dy)/Dx = 16xy/(x^2 - y^2)