\[\sin (\pi +\theta )\sin (\pi -\theta )\,\text{ cose}{{\text{c}}^{2}}\theta =\] [EAMCET 1980]

\[\sin (\pi +\theta )\sin (\pi -\theta )\,\text{ cose}{{\text{c}}^{2}}

1.	\[\sin (\pi +\theta )\sin (\pi -\theta )\,\text{ cose}{{\text{c}}^{2}}\theta =\] [EAMCET 1980]
A.	1
B.	\[1\]
C.	\[\sin \theta \]
D.	\[-\sin \theta \]
Answer» C. \[\sin \theta \]

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\[\sin (\pi +\theta )\sin (\pi -\theta )\,\text{ cose}{{\text{c}}^{2}}\theta =\] [EAMCET 1980]

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