$n^{2}-1$ is divisible by x+y, then n is a | ClassNotes

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$n^{2}-1$ is divisible by x+y, then n is a | ClassNotes

E

Editor

Sep 18, 2022

$n^{2}-1$ is divisible by x+y, then n is a

Difficulty: Easy

A:

Positive integer

B:

Positive odd integer

C:

Positive even integer

D:

Prime number

ID: 63273db9ca83163ac3a116c7