831. 1) 2) | 1 x |= 5 8 ; |1/y| = 2/7 3) 4) | 1 2 |= 2 5 ; | 2 x |= 1 3 ; 5) 6) |3/y| = 5/6 |4/x| = 8/9​

лолкек67    2   25.01.2021 13:43    0