Решение задачи N4930 теория вероятностей
4930. The box contains 15 standard and 3 non-standard parts. What is the probability that at least one of two randomly selected parts will be non-standard?
Detailed solution. Decorated in Microsoft Word 2003 (Quest decided to use the formula editor)
Оплата и выдача товара осуществляются через партнёрскую платформу.