A) \[\sec \alpha \,\cdot \,\operatorname{cosec}\alpha \]
B) \[\sin \alpha \,\cdot \,\cos \alpha \]
C) \[\sec \alpha \,\cdot \,\operatorname{cosec}\alpha +1\]
D) \[\sin \alpha \,\cdot \,\cos \alpha +1\]
Correct Answer: C
Solution :
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