all > 4, 2" – 1 is not a prime number.

Elements Of Modern Algebra
8th Edition
ISBN:9781285463230
Author:Gilbert, Linda, Jimmie
Publisher:Gilbert, Linda, Jimmie
Chapter2: The Integers
Section2.3: Divisibility
Problem 22E: Prove that if and are integers such that and , then .
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Prove the following statement (if true) or provide a counterexample (if false): For all
n > 4, 2" – 1 is not a prime number.
Transcribed Image Text:Prove the following statement (if true) or provide a counterexample (if false): For all n > 4, 2" – 1 is not a prime number.
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