$\cos^{-1}(\cos\frac{4\pi}{3})$= | ClassNotes

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$\cos^{-1}(\cos\frac{4\pi}{3})$= | ClassNotes

E

Editor

Sep 18, 2022

$\cos^{-1}(\cos\frac{4\pi}{3})$=

Difficulty: Easy

A:

\frac{\pi}{2}

B:

\frac{\pi}{3}

C:

\frac{2\pi}{3}

D:

\frac{-\pi}{3}

ID: 63273db9ca83163ac3a1152f