3x 4 5x 2 1 ) ( 2x 3 x July 8, 2019 16 32 64 128 3x 4 5x 2 1 )+( 2x 3 x 3x 4 5x 3 7x 2 2x 2 x 2 3x 1 3x 2 5x 7 )( x 1 x 2 2x 3 )( x 4
