Решение задачи N4399 теория вероятностей
4399. There are 7 white balls and 8 black balls in the basket. Take 3 balls at random. What is the probability of taking out 2 white balls and one black?
Detailed solution. Decorated in Microsoft Word 2003 (Quest decided to use the formula editor)
Оплата и выдача товара осуществляются через партнёрскую платформу.