College Algebra (10th Edition)

Published by Pearson
ISBN 10: 0321979478
ISBN 13: 978-0-32197-947-6

Chapter R - Section R.2 - Algebra Essentials - R.2 Assess Your Understanding - Page 28: 104



Work Step by Step

$(\sqrt{ x})^2$ when x = 2. Substitute 2 for x: $(\sqrt{ 2})^2.$ Write the radical form in exponential form and you will notice that the radical sign cancels out. Therefore the answer is: $2.$
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