X 3 5x 2 7x 6 July 8, 2019 16 32 64 128 X 4 5x 3 7x 2 6 5x 3 18x 2 7x 6 )/( x 3 X 4 5x 3 7x 2 5x 6 0 X 3 7x 6 x 3 5x 2 2x 24 X 2 5x 2 6x 2 7x 3 − x 2 7x 60 5x − 3 X 9 7x 3 19 6 5x 2 5x 3 6x 4 )+( x 2 7x 11 6x 3 2x 2 x )( 5x 2 7x 4 3x 5 2x 4 5x 3 x 2 7x 6