2 9 x 4 2x 3 July 8, 2019 16 32 64 128 2 2x * 2 x 9 4 3 6 2 9 2x 3 4 5 x 2 X 4 2x 3 9x 2 6x 9 0 9 x 1 2 4 2x 3 2 2 (- 3x 9 )- 4 x 3 )+ 2x =- 10 4x 2 9 3 2x x 4 0 X 4 2x 3 10x 2 18x 9 X 4 2x 3 10x 2 18x 9 0 2x 9