If $^{n}P_{2}=30$, the value of n is | ClassNotes

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If $^{n}P_{2}=30$, the value of n is | ClassNotes

E

Editor

Sep 18, 2022

If $^{n}P_{2}=30$, the value of n is

Difficulty: Easy

A:

6

B:

8

C:

10

D:

3

ID: 63273dbaca83163ac3a12419