Решение задачи N4459 теория вероятностей
4459. The urn contains 6 balls, 3 of which are white. Take out 2 balls at random. Find the probability that both balls will be white.
Detailed solution. Decorated in Microsoft Word 2003 (Quest decided to use the formula editor)
Оплата и выдача товара осуществляются через партнёрскую платформу.