1.

If \[\sin 5x+\sin 3x+\sin x=0\], then the value of x other than 0 lying between \[0\le x\le \frac{\pi }{2}\]is [MNR 1985]

A. \[\frac{\pi }{6}\]
B. \[\frac{\pi }{12}\]
C. \[\frac{\pi }{3}\]
D. \[\frac{\pi }{4}\]
Answer» D. \[\frac{\pi }{4}\]


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