Linear Algebra: A Modern Introduction

Published by Cengage Learning
ISBN 10: 1285463242
ISBN 13: 978-1-28546-324-7

Chapter 1 - Vectors - 1.1 The Geometry and Algebra of Vectors - Exercises 1.1: 32

Answer

$2$

Work Step by Step

We're given $$2\cdot2\cdot2$$ Using the associativity of multiplication: $$(2\cdot2)\cdot2$$ Using the definition of multiplication for $\mathbb{Z}_3$, we compute $$(1)\cdot2$$ And finally $$2$$
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