Решение задачи N4918 теория вероятностей
4918. Among 40 products 5 are non-standard. Find the probability that among three products taken at random, at least one is standard.
Detailed solution. Decorated in Microsoft Word 2003 (Quest decided to use the formula editor)
Оплата и выдача товара осуществляются через партнёрскую платформу.