Решение задачи N4905 теория вероятностей
4905. In a batch of 16 parts, four are non-standard. Three pieces are taken at random. Find the probability that two of them will be standard.
Detailed solution. Decorated in Microsoft Word 2003 (Quest decided to use the formula editor)
Оплата и выдача товара осуществляются через партнёрскую платформу.