Решение задачи N4879 теория вероятностей
4879. There are 6 standard parts in a lot of 9 parts. Randomly took 2 parts. 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.