X 4 7x 3 14x 2 7x 1 July 8, 2019 16 32 64 128 X 4 7x 3 14x 2 7x 1 0 X 4 7x 3 14x 2 14x 4 14 x 7 1) (x - 7) ^ 3 + 42x ^ 2 = (x + 7) ^ 3 + 14 - 7x 2) (6 + x) ^ 3 - 220x = 2x ^ 3 - (x - 6) ^ 3 + 19