6 6 2 9 x 3 1 July 8, 2019 16 32 64 128 6 29 х 6 2 3 11 x 1 2 9 6 9 (-2 3) 9 + 6 / 3 * 2 - 1 6 9+2 6 9 2/6 - 6 5/6
