COMEDK Exam 2021 Solved Paper

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Question : 154 of 180

Marks: +1, -0

If sin‌2x=4‌cos‌x, then x is equal to

‌
nπ
2
±‌
π
4
,n∈Z
no value
nπ+(−1)n‌
π
4
,n∈Z
2nπ±‌
π
2
,n∈Z

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