Решение задачи N4433 теория вероятностей
4433. The urn contains 10 white, 15 black, 20 blue and 25 red balls. What is the probability that 5 balls taken at random from the urn are red?
Detailed solution. Decorated in Microsoft Word 2003 (Quest decided to use the formula editor)
Оплата и выдача товара осуществляются через партнёрскую платформу.