Решение задачи N3305 теория вероятностей
3305. The lottery involved 30 tickets, of which 5 are winning. Bought 3 tickets. What is the probability that 2 of them are winning?
Detailed solution. Decorated in Microsoft Word 2003 (Quest decided to use the formula editor)
Оплата и выдача товара осуществляются через партнёрскую платформу.