Solve the question where A= 1, B= 3 and C=0

Q No 2 (3+4) a) Find the partial derivative of the function with respect to each variable. G (c, h, k, m, q ) = mm + cm +' b) Find the directional derivative of the function h(x, y, z) = cos(xy) + e= + In(zx) at Good Luck Po(1,0, -) in the direction of V = Ai + Bj + Ck. And the direction in which the function increases most rapidly