Решение задачи N4442 теория вероятностей
4442. From an urn containing 3 white, 9 black and 2 orange balls, 3 balls are drawn at random at the same time. What is the probability that the balls will be the same color?
Detailed solution. Decorated in Microsoft Word 2003 (Quest decided to use the formula editor)
Оплата и выдача товара осуществляются через партнёрскую платформу.