Решение задачи N4810 теория вероятностей
4810. The box contains 9 parts, 4 of which are painted. The assembler draws three parts at random. Find the probability that the extracted parts will be painted.
Detailed solution. Decorated in Microsoft Word 2003 (Quest decided to use the formula editor)
Оплата и выдача товара осуществляются через партнёрскую платформу.