Решение задачи N4547 теория вероятностей
4547. There are 10 white and 8 black balls in the urn. 5 balls are taken out of the urn at random. What is the probability that there are 2 white and 3 black balls among the drawn balls?
Detailed solution. Decorated in Microsoft Word 2003 (Quest decided to use the formula editor)
Оплата и выдача товара осуществляются через партнёрскую платформу.