Решение задачи N4397 теория вероятностей
4397. There are 9 white and 8 black balls in the basket. We took out 2 balls from the basket. What is the probability that both balls will turn out to be different colors?
Detailed solution. Decorated in Microsoft Word 2003 (Quest decided to use the formula editor)
Оплата и выдача товара осуществляются через партнёрскую платформу.