#### Answer

2

#### Work Step by Step

($\frac{1}{2}$ , -$\frac{\sqrt 3}{2}$)
sec $\frac{5\pi}{3}$ is computed by $\frac{1}{x}$.
So sec $\frac{5\pi}{3}$ = $\frac{1}{\frac{1}{2}}$ = 2.

Published by
Pearson

ISBN 10:
0-13446-914-3

ISBN 13:
978-0-13446-914-0

2

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