Решение задачи N4430 теория вероятностей
4430. From an urn containing 7 white balls, 5 black and 2 red balls, 5 balls are taken at random. Find the probability of a random event among the drawn black and red balls equally.
Detailed solution. Decorated in Microsoft Word 2003 (Quest decided to use the formula editor)
Оплата и выдача товара осуществляются через партнёрскую платформу.