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КОМБИНАТОРИКА Найти вероятность двух событий
Из 10 яблок, 4 апельсинов и 6 лимонов случайным образом в пакет
отбирается 5 фруктов. Какова вероятность того, что в пакете:
1. нет апельсинов;
2. только один апельсин.

anastasia559 anastasia559    3   25.03.2020 16:10    17

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