Prove that if a is an integer that is not divisible by 3, then (a + 1)(a
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Question:
Prove that if a is an integer that is not divisible by 3, then (a + 1)(a + 2) is divisible by 3.
Related Book For
Elementary Linear Algebra with Applications
ISBN: 978-0471669593
9th edition
Authors: Howard Anton, Chris Rorres
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