Решение задачи N2613 теория вероятностей
2613. 2 balls are randomly taken out of the box with 12 white and 8 black balls. What is the probability that they are both white, that they are of a different color?
Detailed solution. Decorated in Microsoft Word 2003 (Quest decided to use the formula editor)
Оплата и выдача товара осуществляются через партнёрскую платформу.