## Discrete Mathematics with Applications 4th Edition

Published by Cengage Learning

# Chapter 4 - Elementary Number Theory and Methods of Proof - Exercise Set 4.1 - Page 162: 51

#### Answer

This is false, consider $n=2$

#### Work Step by Step

Considering the $n=2$ case, we get 1 = -1, clearly false. Therefore, since 2 is prime, the statement must be false.

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