Answer
$\sec^{3}\theta$ = -27
Work Step by Step
We know that-
$\sec^{3}\theta$ = $(\sec\theta)^{3}$
Substituting the value of $\sec\theta$
$\sec^{3}\theta$ = $(-3)^{3}$ = -27
Trigonometry 7th Edition
by McKeague, Charles P.; Turner, Mark D.
Published by
Cengage Learning
ISBN 10:
1111826854
ISBN 13:
978-1-11182-685-7
Chapter 1 - Section 1.4 - Introduction to Identities - 1.4 Problem Set - Page 40: 26
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