Решение задачи N4426 теория вероятностей
4426. There are 8 white and 6 black balls in the urn. Two balls are taken out of the urn at random. Find the probability that both balls are black.
Detailed solution. Decorated in Microsoft Word 2003 (Quest decided to use the formula editor)
Оплата и выдача товара осуществляются через партнёрскую платформу.