Решение задачи N4589 теория вероятностей
4589. There are 8 white and 7 black balls in the urn. Take out 1 ball at random. What is the probability that this ball is white?
Detailed solution. Decorated in Microsoft Word 2003 (Quest decided to use the formula editor)
Оплата и выдача товара осуществляются через партнёрскую платформу.