Решение задачи N4937 теория вероятностей
4937. A box contains 12 parts in random order, 5 of which are standard. The worker takes 3 parts at random. Calculate 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.