If $\pi \leq x\leq 2\pi$, then $\cos^{-1}(\cos x)$=

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If $\pi \leq x\leq 2\pi$, then $\cos^{-1}(\cos x)$=

E

Editor

Sep 18, 2022

If $\pi \leq x\leq 2\pi$, then $\cos^{-1}(\cos x)$=

Difficulty: Easy

A:

cos x

B:

x

C:

1/x

D:

-x

ID: 63273db9ca83163ac3a1155f