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Mathematics, 06.09.2021 03:50 madisonwr

có 10 người trong đó có 5 nam và 5 nữ xếp ngẫu nhiên thành một hàng ngang. hỏi có bao nhiêu cách xếp để nữ không đứng cạnh nhau

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có 10 người trong đó có 5 nam và 5 nữ xếp ngẫu nhiên thành một hàng ngang. hỏi có bao nhiêu cách xếp...
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