4x2-12x = July 8, 2019 16 32 64 128 4x2 12x 9 0 4x2 12x 9 4x2 12x 5 0 4x2 12x 5 4x2 12x 9 factorise 4x2 12x 5 factorise 4x2 12x 3 4x2 12x 7 4x2 12x 8 0 4x2 12x 8
