Precalculus (6th Edition)

Published by Pearson
ISBN 10: 013421742X
ISBN 13: 978-0-13421-742-0

Chapter R - Review of Basic Concepts - Chapter R Test Prep - Review Exercises - Page 82: 40


Identity Property of Multiplication

Work Step by Step

Note that: $\dfrac{\sqrt2}{\sqrt2} = 1$ and $\dfrac{1}{\sqrt2} = \dfrac{2}{\sqrt2}$ RECALL: The Identity Property of Multiplication states that for any real number $a$, $a \cdot 1 = a$. With $a=\dfrac{1}{\sqrt2}$, the given expression illustrates the Identity Property of Multiplication.
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