Решение задачи N4425 теория вероятностей
4425. There are 7 white, 8 black, 4 red balls in the urn. Take out 3 balls at random, what is the probability that all balls will be the same color?
Detailed solution. Decorated in Microsoft Word 2003 (Quest decided to use the formula editor)
Оплата и выдача товара осуществляются через партнёрскую платформу.