COMEDK Exam 2017 Solved Paper

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Question : 127 of 180

Marks: +1, -0

The value of 2‌cosec‌2‌x+cosec‌x is equal to

tan‌x⋅ sec(x∕2)
secx⋅cot(x∕2)
secx⋅tan(x∕2)
tan‌x⋅cot(x∕2)

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