6 7 x 42 x July 8, 2019 16 32 64 128 6 7 х 42 х = 6 x 7 x = 42 7 6 ⋅ x 42 x2 4 7 x 5 6 x 42 X 6 x 7 13 42 2 3 6 x 4 7 x 42 7 x 6 x x 2 x 42