0 4x 2 * 5x 3 July 8, 2019 16 32 64 128 4x 2 25x 36 0 X 3 4x 2 5x 0 3x 3 4x 2 5x 0 X 3 4x 2 5x 20 0 0 4x x 1 8 2 0 5x 0 3 X 3 4x 2 5x 6 0 4x 3 19x 2 5x 0 0 4x 2 ∙ 5x 3 X 4 x 3 4x 2 5x 3 0 X 3 4x 2 5x 1 0 4x 2 5x 3 0 solve 4x 2 5x 3 0 quadratic formula Solve equation 4x 2 5x 3 0 5x 2 4x 3 0 by completing square method 4x 3 5x 2 36x 45 0