X 3 8x 2 7x 2 16x 56x 112 July 8, 2019 16 32 64 128 3) 7x - x ^ 3 27x - (x + 8)(x ^ 2 - 8x + 64) 4) 16x(32x ^ 2 + 1) = - 32 + (8x - 1)(64x ^ 2 + 8x + 1)