12 5x 3x 2 0 July 8, 2019 16 32 64 128 12 3x 2 5x 8x 3x 2 0 3x 2 5x 12 0 quadratic formula 5x 3 3x 2 20x 12 0 3x 2 5x 12 0 by factorisation 4x 2 25 0 and 12 5x 3x 2 0 Solve 3x 2 5x 12 0 Factor 3x 2 5x 12 0 0 5x 2 3x 7 12 Tìm x 3x 2 5x 12 0 12 5x2 12 5x 12-0
