Решение задачи N4877 теория вероятностей
4877. There are 6 standard parts in a batch of 7 parts. 3 parts were taken at random. Find the probability that at least one of the selected parts is non-standard.
Detailed solution. Decorated in Microsoft Word 2003 (Quest decided to use the formula editor)
Оплата и выдача товара осуществляются через партнёрскую платформу.