If n Z+ and n >2 prove that 0 (mod n), odd (mod n), n even.

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If n ˆˆ Z+ and n >2 prove that

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Discrete and Combinatorial Mathematics An Applied Introduction

ISBN: 978-0201726343

5th edition

Authors: Ralph P. Grimaldi

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Question Posted: Jun 21, 2016 09:02 AM

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If n Z+ and n >2 prove that 0 (mod n), odd (mod n), n even.

Question:

0 (mod n), odd (mod n), n even.

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Proof For n odd consider the n 1 numbers 123 n 3 n 2 n 1 as n l2 pairs 1 and n 1 2 and ...View the full answer

Discrete and Combinatorial Mathematics An Applied Introduction

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