Algebra: A Combined Approach (4th Edition)

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

Chapter 10 - Section 10.5 - Rationalizing Numerators and Denominators of Radical Expressions - Practice: 1

Answer

$\frac{7\sqrt 2}{2}$

Work Step by Step

To rationalize we must get rid of the square root in the denominator. We can do this by multiplying the square root of 2 with the numerator and the denominator. $\frac{7}{\sqrt 2}\times\frac{\sqrt 2}{\sqrt 2}=\frac{7\sqrt 2}{2}$
Update this answer!

You can help us out by revising, improving and updating this answer.

Update this answer

After you claim an answer you’ll have 24 hours to send in a draft. An editor will review the submission and either publish your submission or provide feedback.