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2intsinx.cosec4xdx is equal to...

`2intsinx.cosec4xdx` is equal to

A

`1/(2sqrt2)l n(1+sqrt2sinx)/(1-sqrt2sinx)-1/4l n(1+sinx)/(1-sinx)+C`

B

`1/(2sqrt2)l n(1+sqrt2sinx)/(1-sqrt2sinx)+1/4l n(1+sinx)/(1-sinx)+C`

C

`1/(2sqrt2)l n(1-sqrt2sinx)/(1+sqrt2sinx)+1/4l n(1+sinx)/(1-sinx)+C`

D

None of these

Text Solution

Verified by Experts

The correct Answer is:
A
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