Question

Question #ca0cb

Answer 1

If `f(x,y,z) = x sin(y+2z) + xy^2`, `(delf)/(delx)|_{y,z}=sin(y+2z)+y^2`

Explanation:

Assuming that the function is of three variable `x,y,z` then to partially differentiate wrt one of the three just treat the other two as constants.