MCQ
જો $\int {\sqrt 2 \sqrt {1 + \sin x} } \,\,dx = - \,4\cos (ax + b) + c$ તો $ (a, b) =$
- ✓$\frac{1}{2},\,\frac{\pi }{4}$
- B$1,\,\frac{\pi }{2}$
- C$1, 1$
- Dએકપણ નહીં.
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