\[\int_{0}^{\pi /4}{{{\tan }^{2}}x\,dx=}\] [Roorkee 1983, Pb. CET 2000]

\[\int_{0}^{\pi /4}{{{\tan }^{2}}x\,dx=}\]

1.	\[\int_{0}^{\pi /4}{{{\tan }^{2}}x\,dx=}\] [Roorkee 1983, Pb. CET 2000]
A.	\[1-\frac{\pi }{4}\]
B.	\[1+\frac{\pi }{4}\]
C.	\[\frac{\pi }{4}-1\]
D.	\[\frac{\pi }{4}\]
Answer» B. \[1+\frac{\pi }{4}\]

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\[\int_{0}^{\pi /4}{{{\tan }^{2}}x\,dx=}\] [Roorkee 1983, Pb. CET 2000]

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