Решение задачи N2766 теория вероятностей
2766. A group of students from 2 boys and 5 girls chooses an economic team of four members by lot. What is the probability that this team will include two young men and two girls?
Detailed solution. Decorated in Microsoft Word 2003 (Quest decided to use the formula editor)
Оплата и выдача товара осуществляются через партнёрскую платформу.