Решение задачи N4979 теория вероятностей
4979. There are 10 parts in a box, 7 of which are painted. The assembler draws 3 pieces at random. Find the probability that the extracted parts will be a) painted, b) 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.