\[\tan \theta \sin \left( \frac{\pi }{2}+\theta \right)\cos \left( \frac{\pi }{2}-\theta \right)=\] [EAMCET 1981]

\[\tan \theta \sin \left( \frac{\pi }{2}+\theta \right)\cos \left( \

1.	\[\tan \theta \sin \left( \frac{\pi }{2}+\theta \right)\cos \left( \frac{\pi }{2}-\theta \right)=\] [EAMCET 1981]
A.	1
B.	0
C.	\[\frac{1}{\sqrt{2}}\]
D.	None of these
Answer» E.

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\[\tan \theta \sin \left( \frac{\pi }{2}+\theta \right)\cos \left( \frac{\pi }{2}-\theta \right)=\] [EAMCET 1981]

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