Answer
$\frac{\sqrt 10}{5}$
Work Step by Step
$\frac{2}{\sqrt 10}$
=$\frac{2\times\sqrt 10}{\sqrt 10\times\sqrt 10}$
=$\frac{2\times\sqrt 10}{10}$
=$\frac{\sqrt 10}{5}$
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 - Prerequisites: Fundamental Concepts of Algebra - Exercise Set P.3 - Page 48: 46
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