Решение задачи N4573 теория вероятностей
4573. The urn contains 5 white, 2 red and 1 black balls. One ball is taken out of the urn at random. It is required to find the probability that this ball 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.