MCQ
$\int \cos \sqrt{x} d x$ :
- A$\sqrt{x} \sin \sqrt{x}+\cos \sqrt{x}$
- B$\sqrt{x} \sin \sqrt{x}-\cos \sqrt{x}$
- C$\frac{1}{2}[\sqrt{x} \sin \sqrt{x}+\cos \sqrt{x}]$
- ✓$2[\sqrt{x} \sin \sqrt{x}+\cos \sqrt{x}]$
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