$^{n}P_{n}$=

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$^{n}P_{n}$=

E

Editor

Sep 18, 2022

$^{n}P_{n}$=

Difficulty: Easy

A:

$(n-1)!$

B:

\frac{n}{(n-1)!}

C:

\frac{n!}{(n-1)!}

D:

$n!$

ID: 63273dbaca83163ac3a12397