2 5x 12 July 8, 2019 16 32 64 128 2 5x 12 by quadratic formula 2 5x 12 0 2 5x 12x 2 5x 125 2 5x 12 3x 2 25x 12 5x 2 12x 4 5x 2 12x 7 5x 2 12x 9 5x 2 125 0 5x 2 12x 7 0 5x 2 12x 4 0 5x 2 12x 9 0 5x 2 12x 0 5x 2 12 17x