Let G = {q Q|q - 1}. Define the binary operation o on G by

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Let G = {q ∈ Q|q ≠ - 1}. Define the binary operation o on G by x ◦ y = x + y + xy. Prove that (G, ◦) is an abelian group.

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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 09:07 AM

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Let G = {q Q|q - 1}. Define the binary operation o on G by

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i For all a b c G a b c a b ab c a b ab c a b ab c a b ab c ac bc abc a ...View the full answer

Discrete and Combinatorial Mathematics An Applied Introduction

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