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The general solution of sinx - 3sin2x + ...

The general solution of `sinx - 3sin2x + sin3x = cosx - 3cos2x + cos3x` is :

A

`npi + pi//8`

B

`npi//2 + pi//8`

C

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

D

`2npi +- cos.`

Text Solution

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The correct Answer is:
B
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