Решение задачи N4924 теория вероятностей
4924. There are 10 parts in a box, of which 3 are non-standard. 2 parts are taken at random. Find the probability that they are both 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.