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Inverse Trigonometric Functions

0. Functions / Inverse Trigonometric Functions / Problem 1

Problem 1

Find the value of in $\sec^{- 1} (- 2)$ terms of $π$

A

$\frac{\pi}{6}$

B

$\frac{\pi}{3}$

C

$\frac{2\pi}{3}$

D

$-\frac{\pi}{3}$

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