Решение задачи N2616 теория вероятностей
2616. In the urn 7 white and 5 black balls. 6 balls are taken out from the urn at random. Find the probability that among the balls taken out there will be 4 white.
Detailed solution. Decorated in Microsoft Word 2003 (Quest decided to use the formula editor)
Оплата и выдача товара осуществляются через партнёрскую платформу.