Решение задачи N3081 теория вероятностей
3081. 40 lottery tickets 10 winning. Victor at random pulled out 4 tickets. What is the probability that among them there will be at least one winning one?
Detailed solution. Decorated in Microsoft Word 2003 (Quest decided to use the formula editor)
Оплата и выдача товара осуществляются через партнёрскую платформу.