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.
Discrete Mathematics with Applications 4th Edition
by Epp, Susanna S.
Published by
Cengage Learning
ISBN 10:
0-49539-132-8
ISBN 13:
978-0-49539-132-6
Chapter 4 - Elementary Number Theory and Methods of Proof - Exercise Set 4.1 - Page 162: 51
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