7x 2 x 6 3 x 4 July 8, 2019 16 32 64 128 2 x 6 )+ 7x 3 3x 4 X 4 x 3 7x 2 x 6 0 F x )= x 4 x 3 7x 2 x 6 4x 2 7x x 3 x 6 X 4 x 3 7x 2 x 6 factorise Factorise x 4 x 3 7x 2 x 6 by factor theorem X 3 7x 2 4x 12 x 6 X 3 7x 2 6x 4 x 6 2x 7