Решение задачи N4816 теория вероятностей
4816. There are 12 parts in a box, 7 of which are painted. For good luck, the assembler extracts 4 parts. Find the probability that all the extracted parts will be painted. Solution 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.