Show that a6-1 is divisible by 168 whenever (a, 42)=1.
College Algebra
7th Edition
ISBN:9781305115545
Author:James Stewart, Lothar Redlin, Saleem Watson
Publisher:James Stewart, Lothar Redlin, Saleem Watson
ChapterP: Prerequisites
SectionP.7: Rational Expressions
Problem 7E
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Show that a6-1 is divisible by 168 whenever (a, 42)=1.
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