Find the gereral solution of the equati...

Find the gereral solution of the equation `sinx-3sin2x+sin3x=cosx-3cos2x+cos3x`.

A

(a) `npi+(pi)/(8)`

B

(b) `(npi)/(2)+(pi)/(8)`

C

(c) `(-1)^(n)(npi)/(2)+(pi)/(8)`

D

(d) `2npi+cos^(-1)((3)/(2))`

Verified by Experts

The correct Answer is:

B

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