Решение задачи N4925 теория вероятностей
4925. There are 10 parts in a box, one of which is non-standard. Take 2 pieces at random. What is the probability that both parts are standard? 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.