MCQ
$\sin ^{-1}\left(\sin \frac{2 \pi}{3}\right)$ का मुख्य मान है :
- A$\frac{2 \pi}{3}$
- B$\frac{\pi}{3}$
- ✓$\frac{-\pi}{6}$
- D$\frac{\pi}{6}$
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