Решение задачи N4998 теория вероятностей
4998. There are 20 parts in a box, 8 of which are painted. The assembler draws 4 pieces at random. Find the probability that the extracted parts will be painted. 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.