Решение задачи N4463 теория вероятностей
4463. There are 10 balls in the urn, of which 3 are white. Take out two balls at random. Find the probability that both 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.