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Trigonometric Ratios and Identities

Quick practice

Question 1 of 5

The range of  \sec ^{-1} x is 

A

\left(\frac{-\pi}{2}, \frac{\pi}{2}\right)

B

\left[\frac{-\pi}{2}, \frac{\pi}{2}\right]

C

[0, \pi]

D

[0, \pi]-\left\{\frac{\pi}{2}\right\}

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