JEE Advance - Mathematics (1983 - No. 13)
Evaluate : $$\int\limits_0^{\pi /4} {{{\sin x + \cos x} \over {9 + 16\sin 2x}}dx} $$
$$\frac{1}{10} \log 2$$
$$\frac{1}{20} \log 3$$
$$\frac{1}{5} \log 4$$
$$\frac{1}{40} \log 5$$
$$\frac{1}{30} \log 6$$
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