Решение задачи N4353 теория вероятностей
4353. The box contains 6 white, 4 black, 5 red and 3 blue balls. 2 balls are chosen at random from the box. What is the probability that one of the balls will be blue and the other will be red?
Detailed solution. Decorated in Microsoft Word 2003 (Quest decided to use the formula editor)
Оплата и выдача товара осуществляются через партнёрскую платформу.