Решение задачи N3056 теория вероятностей
3056. In the urn 10 balls. The probability that among two balls simultaneously taken out of it there will be no white, 1/15. How many white balls are in the urn?
Detailed solution. Decorated in Microsoft Word 2003 (Quest decided to use the formula editor)
Оплата и выдача товара осуществляются через партнёрскую платформу.