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Mathematics, 08.08.2021 06:40 kelonmazon2492

Có 10 người định cư vào 3 nước. Nước Mỹ: 4 người, Pháp: 3 người, Anh: 3 người. Hỏi có bao nhiêu cách sắp xếp?

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Có 10 người định cư vào 3 nước. Nước Mỹ: 4 người, Pháp: 3 người, Anh: 3 người. Hỏi có bao nhiêu cách...
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