Решение задачи N4464 теория вероятностей
4464. The urn contains 18 balls, of which 10 balls are black. What is the probability that 2 balls taken at random will turn out to be white?
Detailed solution. Decorated in Microsoft Word 2003 (Quest decided to use the formula editor)
Оплата и выдача товара осуществляются через партнёрскую платформу.