Х-4 9=-2 6 July 8, 2019 16 32 64 128 4 9 2 6 4 9 2 * 6 3 Х 4 2 6 9 4 9 2 6 1 3 4 9 2 6 5 7 4 9 2 6 5 4 9 x 2 6 Х-4 2=6 9
