Решение задачи N4500 теория вероятностей
4500. The urn contains 3 green, 4 red and 1 blue balls. They took out 2 balls at once. What is the likelihood that they are red?
Detailed solution. Decorated in Microsoft Word 2003 (Quest decided to use the formula editor)
Оплата и выдача товара осуществляются через партнёрскую платформу.