Write each vector as a linear combination of the vectors in S. (Use 5 and 52, respectively, for the vectors in the set. If not possible, enter IMPOSSIBLE.) S = {(1, 2, 2), (2, -1, 1)} (a) z = (-9, -3, 3) Z = (b) V = (c) W = v = (-2, -6, 6) U = w = (-5, -20, 20) (d) u =(3, -4,-4)