\[\int_{0}^{\pi /4}{\frac{\sin x+\cos x}{9+16\sin 2x}\,dx=}\] [IIT 1983]

\[\int_{0}^{\pi /4}{\frac{\sin x+\cos x}{9+16\sin 2x}\,dx=}\] �

1.	\[\int_{0}^{\pi /4}{\frac{\sin x+\cos x}{9+16\sin 2x}\,dx=}\] [IIT 1983]
A.	\[\frac{1}{20}\log 3\]
B.	\[\log 3\]
C.	\[\frac{1}{20}\log 5\]
D.	None of these
Answer» B. \[\log 3\]

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\[\int_{0}^{\pi /4}{\frac{\sin x+\cos x}{9+16\sin 2x}\,dx=}\] [IIT 1983]

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