Answer
$ \frac{k(\sqrt k+3)}{k-9}$
Work Step by Step
$\frac{k}{\sqrt k-3}=\frac{k}{\sqrt k-3}\times\frac{\sqrt k+3}{\sqrt k+3}=\frac{k(\sqrt k+3)}{k-9}$
Precalculus (6th Edition)
by Lial, Margaret L.; Hornsby, John; Schneider, David I.; Daniels, Callie
Published by
Pearson
ISBN 10:
013421742X
ISBN 13:
978-0-13421-742-0
Chapter R - Review of Basic Concepts - Chapter R Test Prep - Review Exercises - Page 84: 116
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