Решение задачи N4535 теория вероятностей
4535. The urn contains 5 white, 3 red and 2 blue balls. Two balls are drawn at random, without returning. Find the probability that one of them will be red and the other blue.
Detailed solution. Decorated in Microsoft Word 2003 (Quest decided to use the formula editor)
Оплата и выдача товара осуществляются через партнёрскую платформу.