Problem 3 Use the technique based on the Division Algorithm Theorem to prove that 3|a(4a2 – 1) for all integer a.

Elements Of Modern Algebra
8th Edition
ISBN:9781285463230
Author:Gilbert, Linda, Jimmie
Publisher:Gilbert, Linda, Jimmie
Chapter2: The Integers
Section2.5: Congruence Of Integers
Problem 34E
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Problem 3
Use the technique based on the Division Algorithm Theorem to prove
that 3|a(4a? – 1) for all integer a.
Transcribed Image Text:Problem 3 Use the technique based on the Division Algorithm Theorem to prove that 3|a(4a? – 1) for all integer a.
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