Решение задачи N2856 теория вероятностей
2856. There are 5 red, 6 yellow and 4 blue balls in an urn. Randomly take out 2 balls. What is the probability that 2 balls will turn yellow?
Detailed solution. Decorated in Microsoft Word 2003 (Quest decided to use the formula editor)
Оплата и выдача товара осуществляются через партнёрскую платформу.