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0
2022-12-29 16:36:39
Ta có .
Do đó:
+) ; suy ra (nhận);
+) ; suy ra (nhận);
+) ; suy ra (loại);
+) ; suy ra (loại).
Vậy ta có các cặp số (; ) là và .
2022-12-29 16:36:23
2022-12-29 16:36:10
Vì ; ; và nhỏ nhất nên = BCNN( , , ).
Mà BCNN( , , ) = .
Vậy .
2022-12-29 16:35:52
2022-07-30 07:58:54