\[\int_{-\,\pi }^{\,\pi }{\frac{2x(1+\sin x)}{1+{{\cos }^{2}}x}dx}\] i – McqOptions

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1.	\[\int_{-\,\pi }^{\,\pi }{\frac{2x(1+\sin x)}{1+{{\cos }^{2}}x}dx}\] is [AIEEE 2002]
A.	\[{{\pi }^{2}}/4\]
B.	\[{{\pi }^{2}}\]
C.	0
D.	\[\pi /2\]
Answer» C. 0

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