Решение задачи N4376 теория вероятностей
4376. The box contains 4 red and 3 white balls. Take out 2 balls at random. What is the probability that 1 red and 1 white balls are taken out?
Detailed solution. Decorated in Microsoft Word 2003 (Quest decided to use the formula editor)
Оплата и выдача товара осуществляются через партнёрскую платформу.