Решение задачи N4847 теория вероятностей
4847. The box contains 8 standard and 6 non-standard parts. At random, one part is taken out first, and then the second. Find the probability that the first part taken is standard and the second is non-standard.
Detailed solution. Decorated in Microsoft Word 2003 (Quest decided to use the formula editor)
Оплата и выдача товара осуществляются через партнёрскую платформу.