$2 x 2 7x 5 July 8, 2019 16 32 64 128 2 2x 2 7x 5 Factor $2 x 2 7x 5 2 x 2 7x 5 2 0 X 2 7x =- 2 5x X 2 7x 54 2x 2 7x 5 0 2x 2 7x 5 factored 2x 2 7x 5 factorise X 2 27x 50 X 2 27x 50 0 X 2 a 2 7x 5a x a X 2 5x 2 3 7x 3 5 2 2x 2 7x 5 1 X 2 )( 4x 2 7x 5 2 3x 6 x 2 )= 7x 5