Решение задачи N4340 теория вероятностей
4340. In the box are 9 balls, two of which are white. What is the probability that two randomly selected balls will be white?
Detailed solution. Decorated in Microsoft Word 2003 (Quest decided to use the formula editor)
Оплата и выдача товара осуществляются через партнёрскую платформу.