Answer
$\sec^3 x$
Work Step by Step
Using the given identities: $\sec x\tan^2 x+\sec x=\sec x(\tan^2 x+1)=\sec x \sec^2 x=\sec^3 x$
Algebra 2 (1st Edition)
by Larson, Ron; Boswell, Laurie; Kanold, Timothy D.; Stiff, Lee
Published by
McDougal Littell
ISBN 10:
0618595414
ISBN 13:
978-0-61859-541-9
Chapter 14 Trigonometric Graphs, Identities, and Equations - Chapter Review - Page 966: 17
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