The general solution of sin3x +sinx-3 si...

The general solution of `sin3x +sinx-3 sin 2x=cos 3x+ cos x-3 cos 2x` is

A

`(npi)/2+pi/8` for n integer

B

`(npi)/2 - pi/8` for n integer

C

`npi + pi/6` for n integer

D

`npi - pi/6` for n integer

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The correct Answer is:

A

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