#### Answer

D

#### Work Step by Step

$\tan^{2} x = \frac{1}{\cot ^{2} x}$

Published by
Pearson

ISBN 10:
0321671775

ISBN 13:
978-0-32167-177-6

D

$\tan^{2} x = \frac{1}{\cot ^{2} x}$

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