Решение задачи N4981 теория вероятностей
4981. There are 40 parts in a box, 10 of which are painted. The assembler extracts 5 parts. Find the probability that all the extracted parts will be unpainted. 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.