Prove divisibility facts. Prove that 2 divides n2 + n whenever n is a positive integer.

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Prove divisibility facts.
Prove that 2 divides n2 + n whenever n is a positive integer.

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Discrete Mathematics and Its Applications

ISBN: 978-0073383095

7th edition

Authors: Kenneth H. Rosen

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Question Posted: May 02, 2016 12:28 PM

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Prove divisibility facts. Prove that 2 divides n2 + n whenever n is a positive integer.

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This is easy to prove without mathematical induction becau...View the full answer

Discrete Mathematics and Its Applications

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