X 1 7 9 2 4 9 July 8, 2019 16 32 64 128 Решите уравнение x 1 7 9 2 4 9 7 6 x 2 1 9 2 4 9 1 5 7 x 5 9 2 4 9 1 7 9 x 5 4 9 2 5 8 7 9x 4 2 x 9 7x 1 1 7 x + 4 9 = 10 (1 - x)/9 - 1 = 7x
