9x 2 4x 12 July 8, 2019 16 32 64 128 X 4 9x 2 4x 12 3x 3 9x 2 4x 12 X 4 9x 2 4x 12 0 X 3 9x 2 24x 12 12x 3 9x 2 4x 3 X 4 6x 3 9x 2 4x 12 4x 2 12xy 9x 2 9x 3 12x 2 4x 0 9x 2 24x 12 9x 2 24x 12 factorise 9x 3 27x 2 4x 12 3x 2 9x 4x 12 9x 2 4x 12x 15x 2