Let A = R+. Define and on A by a b = ab, the

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Let A = R+. Define ⊕ and ⊙ on A by a ⊕ b = ab, the ordinary product of a, b; and a ⊙ b = alog2b.
(a) Verify that (A, ⊕, ⊙) is a commutative ring with unity.
(b) Is this ring an integral domain or field?

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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 09:03 AM

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Let A = R+. Define and on A by a b = ab, the

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a R is closed under and Bor all abc R a b ab ba b a a b c a bc a bc ab c ab c a b c and a ...View the full answer

Discrete and Combinatorial Mathematics An Applied Introduction

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