Решение задачи N3120 теория вероятностей
3120. Among 17 students of the group in which 9 young men, 7 lottery tickets are drawn, each student can choose only one. What is the probability that among the ticket holders there will be 4 girls?
Detailed solution. Decorated in Microsoft Word 2003 (Quest decided to use the formula editor)
Оплата и выдача товара осуществляются через партнёрскую платформу.