Решение задачи N2972 теория вероятностей
2972. In the student group there are 15 girls and 10 boys. Randomly choose a delegation of three people. What is the probability that there are two girls among them?
Detailed solution. Decorated in Microsoft Word 2003 (Quest decided to use the formula editor)
Оплата и выдача товара осуществляются через партнёрскую платформу.