If 1 + sin x + sin^(2) x +.....+ oo = 4...

If `1 + sin x + sin^(2) x +.....+ oo = 4 + 2 sqrt(3)`, `0 lt x lt pi and x ne (pi)/(2)`, then x =

A

`pi/3,(2pi)/3`

B

`pi/6,pi/3`

C

`pi/3,(5pi)/3`

D

`(2pi)/3,(pi)/6`

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The correct Answer is:

A

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