Решение задачи N4243 теория вероятностей
4243. In the box 10 parts, of which 4 painted. The collector at random took 3 parts. Find the probability that among them at least one detail is painted.
Detailed solution. Decorated in Microsoft Word 2003 (Quest decided to use the formula editor)
Оплата и выдача товара осуществляются через партнёрскую платформу.