5 2 7 4x July 8, 2019 16 32 64 128 3x 5 2 4x 7 5 2 x 4 )= 4x 7 5 2 3x 5 4x =- 7 4 6x 5 2 x 7 )+ 4x 5 4x 7 4x 2 x 7 x 5 )+ 2 4x 3 5 1 4x2 2 7 6 4x 5 7 2 8 2x 5 )=- 2 4x 7 5 8x 2 7 1 4x 3x 2 5 4x 7 6 4x4 4 5 2 )+ 7 2x 5 )( 5x 2 4x 7 2x 5 )(- 3x 2 4x 7 5 2x 7 2 3 4x 14