MCQ
$\int \sqrt{1+\cos 2 x} d x$ का मान है
- A$\sqrt{2} \sin x+c$
- B$\sqrt{2} \cos x+c$
- C$\frac{1}{\sqrt{2}} \sin x+c$
- D$\frac{\sqrt{2}}{2} \cos x+c$
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