Решение задачи N3243 теория вероятностей
3243. The basket has 7 white and 6 black balls. 5 balls are removed at random. What is the probability that it will be 2 white and 3 black balls?
Detailed solution. Decorated in Microsoft Word 2003 (Quest decided to use the formula editor)
Оплата и выдача товара осуществляются через партнёрскую платформу.