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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. \[\frac{\pi }{4}\] | |