Решение задачи N4777 теория вероятностей
4777. There are 5 identical products in the box, and 3 of them are painted. 2 items were taken at random. Find the probability that among the extracted items there will be exactly one colored item.
Detailed solution. Decorated in Microsoft Word 2003 (Quest decided to use the formula editor)
Оплата и выдача товара осуществляются через партнёрскую платформу.