What is the curl of the vector field F(x,y,z) = (x^2 + yz) i + (y^2 + xz) j + (z^2 + xy) k? / Engineering Mathematics / By The Professor a) 2(x+y+z) b) -2(x+y+z) c) 0 d) 2(x-y+z) Answer: c) 0