Решение задачи N4915 теория вероятностей
4915. Among 40 parts, 3 are non-standard. 2 parts are taken at random. Find the probability that they are nonstandard. Solved in two ways.
Detailed solution. Decorated in Microsoft Word 2003 (Quest decided to use the formula editor)
Оплата и выдача товара осуществляются через партнёрскую платформу.