MCQ
$\int \frac{d x}{\sin x+\cos x}=$
- A$\log \tan \left(\frac{\pi}{8}+\frac{x}{2}\right)+c$
- B$\log \tan \left(\frac{\pi}{8}-\frac{x}{2}\right)+c$
- ✓$\frac{1}{\sqrt{2}} \log \tan \left(\frac{\pi}{8}+\frac{x}{2}\right)+c$
- Dकोई नहीं (None)
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