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Partial derivatives

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1.)f(x,y)= sin(y-x); df/dx(3,3)

2.)z= (x^3 + y^3)/(x^2 + y^2); dz/dx, dz/dy

3.)xyz= cos(x + y + z); dz/dx, dz/dy

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The expert finds the indicated partial derivative for functions. This provides examples of finding partial derivatives.

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Find the indicated partial derivatives.
1.) f(x,y)= sin(y-x); df/dx(3,3) ...

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