X 4 16x 3 64x 2 July 8, 2019 16 32 64 128 F x )= x 4 16x 3 64x 2 X 4 16x 2 4x 3 64x 3x 2 48 − x 5 − 4x 4 16x 3 64x 2 0 4x4 = 16