Решение задачи N4927 теория вероятностей
4927. There are 20 parts in a box, 18 of them are standard. Three parts are taken from the box one by one. Find the probability that all the selected parts are standard. Solved in two ways
Detailed solution. Decorated in Microsoft Word 2003 (Quest decided to use the formula editor)
Оплата и выдача товара осуществляются через партнёрскую платформу.