Решение задачи N4552 теория вероятностей
4552. From the urn, which contains 4 white, 5 black and 3 red balls, one is chosen at random. What is the likelihood that a ball that is taken out turns out to be red?
Detailed solution. Decorated in Microsoft Word 2003 (Quest decided to use the formula editor)
Оплата и выдача товара осуществляются через партнёрскую платформу.