Elementary Algebra

Published by Cengage Learning
ISBN 10: 1285194055
ISBN 13: 978-1-28519-405-9

Chapter 9 - Roots and Radicals - Chapter 9 Test: 21

Answer

$\approx 22$

Work Step by Step

Using the properties of radicals, the given expression, $ \sqrt{500} ,$ is approximately \begin{array}{l}\require{cancel} \sqrt{100\cdot5} \\\\= \sqrt{(10)^2\cdot5} \\\\= 10\sqrt{5} \\\\ \approx 22 .\end{array}
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