X 3 2x 2 5x 12 0 July 8, 2019 16 32 64 128 X 4 2x 3 5x 2 4x 12 0 Solve the function x 3 2x 2 5x 12 0 2x 3 x 2 25x 12 0 Both 4x 3 7 x and 2x 2 5x 12 0 5x 3 2x 2 3 x 1 12 0