Решение задачи N2568 теория вероятностей
2568. In the urn are 4 white and 2 black balls. From the urn at the same time take out 2 balls. What is the probability that both balls are white?
Detailed solution. Decorated in Microsoft Word 2003 (Quest decided to use the formula editor)
Оплата и выдача товара осуществляются через партнёрскую платформу.