Решение задачи N3552 теория вероятностей
3552. From an urn with 5 white and 7 black balls. Randomly take 4 balls. Find the probabilities of events: a) 2 white balls are taken; b) there are more white balls than black ones.
Detailed solution. Decorated in Microsoft Word 2003 (Quest decided to use the formula editor)
Оплата и выдача товара осуществляются через партнёрскую платформу.