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Solve sin x + sin 2x + sin 3 x = cos ...

Solve
`sin x + sin 2x + sin 3 x = cos x + cos 2x + cos 3x`

Text Solution

Verified by Experts

The correct Answer is:
`[{2npi +- (2pi)/(3)},{(npi)/(2) + (pi)/(8)}//n in Z}]`
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