यदि \( \int \sqrt{2} \sqrt{1+\sin x} d x=-4 \cos (a x+b)+C \), तब \( a, b \) के क्रमश: मान हैं (...
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यदि \( \int \sqrt{2} \sqrt{1+\sin x} d x=-4 \cos (a x+b)+C \), तब \( a, b \) के क्रमश: मान हैं
(A) \( \frac{1}{2}, \frac{\pi}{4} \)
(B) \( 1, \frac{\pi}{2} \)
(C) 1,1
(D) 1,2
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