4x 2 5x 2 0 July 8, 2019 16 32 64 128 4x 2 5x 2 0 quadratic formula 4x 2 5x 2 1 0 4x 3 2 25x 2 0 4x 2 5x 12 0 2 X 3 4x 2 5x 2 0 3x 3 4x 2 5x 2 0 4x 2 5x 12 0 2 answer 4x 2 5x 12 0 2 quadratic formula 4x 2 25x 0