10 5x x 1 2 ) 2x 2 5x 3 July 8, 2019 16 32 64 128 10 5x x 1 2 )+ 2x 2 5x 3 B 10 5x x 1 2 )+ 2x 2 5x 3 10 5x x 1 2y )+( 2x 1 )( 2 5x 3y )- 2 5x