Решение задачи N2875 теория вероятностей
2875. From an urn containing 3 red, 4 blue, 2 green balls, take 2 balls at random. What is the probability that the balls taken will be the same color?
Detailed solution. Decorated in Microsoft Word 2003 (Quest decided to use the formula editor)
Оплата и выдача товара осуществляются через партнёрскую платформу.