X 5 1 2 5 2x 1 4 July 8, 2019 16 32 64 128 2x 5 3 3x 1 2 3 x 5 2x 1 4 5 x 1 )+ 2 6 7x 1 4 2 2x 1 )/ 7 5 X 1 2 2y 1 5 3x 4y 5 2x 5 x 5 x 5 x 5 x 5
