Answer
$$ sinx$$
Work Step by Step
Using the rules of algebra, it follows:
$$\tan \left(x\right)\cos \left(x\right) \\ \frac{sinx}{cosx} \times cosx \\ sinx $$
The expression cannot be further simplified.
Functions Modeling Change: A Preparation for Calculus, 5th Edition
by Connally, Eric; Hughes-Hallett, Deborah; Gleason, Andrew M.; Cheifetz, Phil C.
Published by
Wiley
ISBN 10:
1118583191
ISBN 13:
978-1-11858-319-7
Chapter 10 - Compositions, Inverses, and Combinations of Functions - Review Exercises and Problems for Chapter Ten - Page 425: 50
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