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If exp{(sin^2 x+sin^4 x+sin^6 x+...)In2}...

If exp`{(sin^2 x+sin^4 x+sin^6 x+...)In2}` satisfies the quadratic equation `x^2-9x+8`=0 then the value of `(cosx)/(cosx+sinx)(0ltxltpi/2)

A

`1/(sqrt3+1)`

B

`(1-sqrt3)/2`

C

`(1+sqrt3)+2`

D

none of these

Text Solution

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The correct Answer is:
B
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