Решение задачи N3123 теория вероятностей
3123. In a group, 5 people study perfectly well, 7 good and excellent, 15 have triples and 3 people have twos. Find the probability that the called student does not have twos or threes.
Detailed solution. Decorated in Microsoft Word 2003 (Quest decided to use the formula editor)
Оплата и выдача товара осуществляются через партнёрскую платформу.