Algebra: A Combined Approach (4th Edition)

Published by Pearson
ISBN 10: 0321726391
ISBN 13: 978-0-32172-639-1

Chapter 10 - Section 10.1 - Radical Expressions and Radical Functions - Exercise Set - Page 685: 19

Answer

$\pm2.646$

Work Step by Step

$\sqrt 7\approx\pm2.646$
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