Решение задачи N2605 теория вероятностей
2605. In an urn there are 12 white and 10 black balls. 2 balls are taken out of the urn at once. Find the probability that these balls will be of different colors.
Detailed solution. Decorated in Microsoft Word 2003 (Quest decided to use the formula editor)
Оплата и выдача товара осуществляются через партнёрскую платформу.