8 4x 2x 3 x 4 July 8, 2019 16 32 64 128 4x 8 )( 4x 8 )- 2x x 3 Factorise 8 4x 2x 3 x 4 4x 8 2x 3 12 6 3x 4 4x 2 x 8 )= 2x 3 4 x 4x yz 3 2x 4xyz x 8 2zy 9 4x 3 4 7x )-( 2x 3 x 8