Answer
$= \frac{4}{3}$
Work Step by Step
$= \sqrt {\frac{16}{9}}$
$=\frac{\sqrt {16}}{\sqrt {9}}$
$= \frac{4}{3}$
Elementary Geometry for College Students (5th Edition)
by Alexander, Daniel C.; Koeberlein, Geralyn M.
Published by
Brooks Cole
ISBN 10:
1439047901
ISBN 13:
978-1-43904-790-3
Appendix A - A.4 - Quadratic Equations - Exercises - Page 560: 8b
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