X4 x2 2 factorise July 8, 2019 16 32 64 128 X 2 4x 2 factorise X 2 4x 2 factor 4x 2 2x factor X4 2x3 3x2 2x 2 factorise 4x 2 2x 1 factorise 4x 2 2x 12 factorise 4x 2 2x 5 factorise 4x 2 2x 3 factorise 4x 2 2x 6 factorise