Решение задачи N4641 теория вероятностей
4641. There are 15 textbooks randomly placed on the library shelf, 5 of them on fingerprinting. The librarian takes 3 textbooks at random. Find the probability that at least one of the books taken is a textbook on fingerprinting.
Detailed solution. Decorated in Microsoft Word 2003 (Quest decided to use the formula editor)
Оплата и выдача товара осуществляются через партнёрскую платформу.