For any integer z, if 3 divides z2, then 3 also divides z.
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 31E: Find the greatest common divisor of a,b, and c and write it in the form ax+by+cz for integers x,y,...
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