Решение задачи N4940 теория вероятностей
4940. There are 11 parts randomly laid out in a box, 5 of which are standard. The worker takes three parts at random. Find the probability that at least one of the parts taken is standard (event A).
Detailed solution. Decorated in Microsoft Word 2003 (Quest decided to use the formula editor)
Оплата и выдача товара осуществляются через партнёрскую платформу.