Решение задачи N4639 теория вероятностей
4639. 15 textbooks are randomly placed on the library shelf, 5 of them are bound. The librarian takes 3 textbooks at random. Find the probability that at least one of the selected textbooks will be bound.
Detailed solution. Decorated in Microsoft Word 2003 (Quest decided to use the formula editor)
Оплата и выдача товара осуществляются через партнёрскую платформу.