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The range of values of a for which the e...

The range of values of a for which the equation `sin^2x-sqrt3 sinx cosx=2a-1` has real solution(s).

A

`1 le a le 2`

B

`1/4 lt a lt 5/4`

C

`1/4 le a le 5/4`

D

none of these

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The correct Answer is:
C
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