Решение задачи N3065 теория вероятностей
3065. Among 9 lottery tickets, 7 are winning. At random took 3 tickets. Determine the probability that among them 2 winners.
Detailed solution. Decorated in Microsoft Word 2003 (Quest decided to use the formula editor)
Оплата и выдача товара осуществляются через партнёрскую платформу.