Решение задачи N2780 теория вероятностей
2780. From the group consisting of 10 young men and 8 girls, 4 persons on duty shall be chosen by lot. What is the probability that two young men and two girls will be among the elect?
Detailed solution. Decorated in Microsoft Word 2003 (Quest decided to use the formula editor)
Оплата и выдача товара осуществляются через партнёрскую платформу.