Решение задачи N3578 теория вероятностей
3578. In the urn there are four white and five black balls. 3 balls are randomly taken out of the urn. Find the probability that among these balls one is white and two is black.
Detailed solution. Decorated in Microsoft Word 2003 (Quest decided to use the formula editor)
Оплата и выдача товара осуществляются через партнёрскую платформу.