Решение задачи N3557 теория вероятностей
3557. The urn contains 10 balls with numbers from 1 to 10. Three balls are extracted at random. Find the probability that balls with numbers 4, 7, 9 will appear successively if the balls are removed without returning.
Detailed solution. Decorated in Microsoft Word 2003 (Quest decided to use the formula editor)
Оплата и выдача товара осуществляются через партнёрскую платформу.