3 2x 5 )- 9 =- 4x 6 July 8, 2019 16 32 64 128 2x 3 5 4x 9 6 1 5 2x 3 )- 8 4x 9 )= 6 2 2x 9 )= 4x 3 5 6 x 9-5x 2 - 4x 3 x - (3x - 1)/6