3 x 2 2 27 0 July 8, 2019 16 32 64 128 3 x 1 2 27 0 27 x 2 * 9 x 3 x 2 0 3 x 5 2 27 0 3 x 4 2 27 0 3x 3 2 27 0 3 3x 2 9x 27 0 3 2-x 27