MCQ
$\sin 4 \theta$ can be written as
- ✓$4 \sin \theta\left(1-2 \sin ^2 \theta\right) \sqrt{1-\sin ^2 \theta}$
- B$2 \sin \theta \cos \theta \sin ^2 \theta$
- C$4 \sin \theta-6 \sin ^3 \theta$
- D$4 \sin \theta+6 \sin ^2 \theta$
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