Решение задачи N3469 теория вероятностей
3469. At the exam, the student is offered 25 tickets. Each ticket has 3 questions. Of the 75 questions, the student knows 50. What is the probability that a ticket taken will contain only one well-known student question?
Detailed solution. Decorated in Microsoft Word 2003 (Quest decided to use the formula editor)
Оплата и выдача товара осуществляются через партнёрскую платформу.