MCQ
$\frac{d}{d x}\left(\sqrt{3} \sin \left(2 x+\frac{\pi}{3}\right)+\cos \left(2 x+\frac{\pi}{3}\right)\right)=\ldots \ldots \ldots$
- A$4 \sin 2 x$
- ✓$-4 \sin 2 x$
- C$4 \cos 2 x$
- D$-4 \cos 2 x$
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