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If (5pi)/(2)ltxlt3pi, then the value of ...

If `(5pi)/(2)ltxlt3pi`, then the value of the expression `(sqrt(1-sinx)+sqrt(1+sinx))/(sqrt(1-sinx)-sqrt(1+sinx))` is

A

`-cot(x)/(2)`

B

`cot (x)/(2)`

C

`tan(x)/(2)`

D

`-tan(x)/(2)`

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The correct Answer is:
A
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