Решение задачи N4595 теория вероятностей
4595. There are 3 white, 4 red, 7 black balls in the urn. One ball is chosen at random. What is the probability that a random ball is either white or black?
Detailed solution. Decorated in Microsoft Word 2003 (Quest decided to use the formula editor)
Оплата и выдача товара осуществляются через партнёрскую платформу.