X 4 8x 2 15 July 8, 2019 16 32 64 128 X 4 8x 2 15 0 X 4 8x 2 15 factored X 4 8x 3 15x 2 4x 20 X 4 8x 3 14x 2 8x 15 0 8x 2 3x 4 ) 15 x Solve x 4 8x 2 15 0 X 4 8x 2 15 x 2 5 X 4 8x 3 15x 2 2x 4 x 2 8x 15 X 4 8x 3 14x 2 8x 15 X 4 2x 3 8x 2 6x 15 X 5 8x 4 9x 3 15x 2 6x 1 Factorise x 4 2x 3 8x 2 6x 15 H x )=- 2x 5 8x 4 2x 2 15
