The solution of (3sintheta-sin3theta)/(1...

The solution of `(3sintheta-sin3theta)/(1+costheta)+(3costheta+cos3theta)/(1-sintheta)=4sqrt(2)cos(theta+(pi)/(4))` is

A

`npi`

B

`npi+(pi)/(12)`

C

`npi+-(pi)/(2)`

D

`2npi`

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The correct Answer is:

D

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