Решение задачи N4310 теория вероятностей
4310. In the box are 10 black and 7 white balls. Two balls are taken out at random. What is the probability that the balls will be 1) different colors, 2) 2 black.
Detailed solution. Decorated in Microsoft Word 2003 (Quest decided to use the formula editor)
Оплата и выдача товара осуществляются через партнёрскую платформу.