The general solution of sin^(2)x-2cosx+(...

The general solution of `sin^(2)x-2cosx+(1)/(4)=0` is

A

`2npi+-pi//2, n in Z`

B

`n pi +-pi/2, n in Z`

C

`2n pi+-pi//3, n in Z`

D

`n pi +-(pi)/3, n in Z`

लिखित उत्तर

Verified by Experts

The correct Answer is:

C

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