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Elements Of Modern Algebra
8th Edition
ISBN:9781285463230
Author:Gilbert, Linda, Jimmie
Publisher:Gilbert, Linda, Jimmie
Chapter2: The Integers
Section2.4: Prime Factors And Greatest Common Divisor
Problem 19E: Prove that if n is a positive integer greater than 1 such that n is not a prime, then n has a...
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Prove that if is an integer greater than 5 such that both x – 1 and x + 1 are prime, then x is divisible by 6.
Transcribed Image Text:Prove that if is an integer greater than 5 such that both x – 1 and x + 1 are prime, then x is divisible by 6.
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