Решение задачи N3121 теория вероятностей
3121. Among 17 students of the group, of which 8 are girls, 7 tickets are played out, and everyone can win only 1 ticket. What is the likelihood that among the ticket holders 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.