Решение задачи N4450 теория вероятностей
4450. There are 14 white and 7 black balls in the urn. Two balls are taken out of the urn 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.