Решение задачи N4405 теория вероятностей
4405. There are 13 balls in the basket. Of these, 8 are white, the rest are black. We got 2 balls at random. What is the probability that at least one of them is white?
Detailed solution. Decorated in Microsoft Word 2003 (Quest decided to use the formula editor)
Оплата и выдача товара осуществляются через партнёрскую платформу.