find the general solution of 2 sin A sin 3A = 1; for A from 0 to 2pi

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- September 19th 2009, 06:20 AMpacmantrigonometric equation
find the general solution of 2 sin A sin 3A = 1; for A from 0 to 2pi

- September 19th 2009, 06:58 AMskeeter
- September 19th 2009, 07:23 AMpacman
**skeeter**, the graph shows 8 roots, your answer gave 4 roots, why? - September 19th 2009, 07:32 AMskeeter
- September 19th 2009, 07:39 AMpacman
i get it now, its suppliment. Thanks

**SKEETER**