2 x cube 7 x square 3 x minus 18 July 8, 2019 16 32 64 128 Factorise 2 x cube 7 x square 3 x minus 18 Factorise the expression 2 x cube minus 7 x square 3 x 18 2 x 2 x cube 2 2 3 cube 2^x + 8^x = 130 X square + 7 x minus 18
