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

If `1+sin x+sin^(2)x+……………` upto `oo=4+2sqrt(3),0ltxltpi` and `x!=(pi)/2`, then x=

A

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

B

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

C

`(pi)/3,(5pi)/6`

D

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

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A
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