If $\sin 2x + \sin 4x = 2\sin 3x,$ then $x =$
If $\sin 2x + \sin 4x = 2\sin 3x,$ then $x =$
- A
$\frac{{n\pi }}{3}$
- B
$n\pi + \frac{\pi }{3}$
- C
$2n\pi \pm \frac{\pi }{3}$
- D
None of these
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- [IIT 2013]
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