Вопрос
THE NUMBER OF ARRANGEMENT S OF n OBJECTS TAKEN m AT A TIME IS DENOTED BY Select one: A_(m)^n O A_(n)^m O P_(n) P_(k) C_(n)
Решения
4.5
(191 Голоса)
Чеслава
Экспертная проверка
мастер · Репетитор 5 лет
Ответ
The correct answer is
.The number of arrangements of n objects taken m at a time is denoted by
, which represents the number of permutations of n objects taken m at a time. It is calculated as
, where n! represents the factorial of n.