Which expression represents the number of circular permutations of n things?
n!
...
![Mathematics](/tpl/images/cats/mat.png)
Mathematics, 13.10.2019 04:30, Mattixwillard
Which expression represents the number of circular permutations of n things?
n!
(n - 1)!
n! /(n - 1)!
![answer](/tpl/images/cats/otvet.png)
Answers: 2
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