Answer
$\frac{11}{2}$
Work Step by Step
$\sqrt \frac{121}{4}=\frac{\sqrt {121}}{\sqrt 4}=\frac{11}{2}$
We know that $\sqrt 121=11$, because $11^{2}=121$.
We know that $\sqrt 4=2$, because $2^{2}=4$.
College Algebra (6th Edition)
by Blitzer, Robert F.
Published by
Pearson
ISBN 10:
0-32178-228-3
ISBN 13:
978-0-32178-228-1
Chapter P - Summary, Review, and Test - Review Exercises - Page 90: 45
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