Algebra: A Combined Approach (4th Edition)

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

Chapter 13 - Cumulative Review - Page 969: 36


$\frac{{x^{3}}\sqrt x}{7}$

Work Step by Step

$\sqrt \frac{x^{7}}{49}=\frac{\sqrt {x^{7}}}{\sqrt {49}}=\frac{\sqrt {x^{6+1}}}{\sqrt {7^{2}}}=\frac{\sqrt {x^{6}\times x}}{7}=\frac{\sqrt {x^{6}}\times\sqrt x}{7}=\frac{{x^{3}}\sqrt x}{7}$
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