Find for, f Z T(X, y,z) = e - (3x- + 4y2 +2 2) E =4 Find all the second order partial derivatives of g(x,y) = x y + 2 sin (y) + 4y cos (x). 2 ox ag dyax E = axdyFind all the second-order partial derivatives of the following function. f(x, y ) = x y X + 1 = dy dyax axdy