X 2 7x 12 2x 2 4x 5 0 July 8, 2019 16 32 64 128 (x ^ 2 + 7x + 12)/(x + 4) 2) x ^ 2 - 7x + 12 = 0 4) - x ^ 2 + 3 5x - 2 = 0 6) 5x ^ 2 + 9x - 18 = 0