X 2 5x 6 x 2 4x 12 July 8, 2019 16 32 64 128 Hcf of x 2 5x 6 x 2 4x 12 x 2 8x 12 Frac x 2 + 4x 12 x 2 - 5x 6 X 3 3x 2 4x 12 )/( x 2 5x 6 X 2 5x 6 x 2 7x 12 x 2 4x 4 x 2 3x