5x 2 ) 4 2x 1 )( 5x 2 July 8, 2019 16 32 64 128 5x 2 )+ 4 2x 1 )( 5x 2 (- 2x 2 4 )-( 2x 2 x 1 )+( 5x 3 5x 2 x 2 5 x 5 x 5 x 5 x 5
