Решение задачи N4863 теория вероятностей
4863. In a batch of 10 pieces, 7 standard pieces. Randomly took 4 parts. Find the probability that 3 of them are standard.
Detailed solution. Decorated in Microsoft Word 2003 (Quest decided to use the formula editor)
Оплата и выдача товара осуществляются через партнёрскую платформу.