Решение задачи N2843 теория вероятностей
2843. In a group of 25 students - 5 are poorly performing. Two people are chosen at random from the group. What is the probability that among them: a) only one poorly performing student; b) at least one poorly performing student?
Detailed solution. Decorated in Microsoft Word 2003 (Quest decided to use the formula editor)
Оплата и выдача товара осуществляются через партнёрскую платформу.