The angle x lies in the interval pi/2 lessthanequal x lessthanequal pi, and sin^2 x = 8/9. Determine the value of sin 3x

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- April 29th 2011, 01:03 PMDevi09Double angle question help
The angle x lies in the interval pi/2 lessthanequal x lessthanequal pi, and sin^2 x = 8/9. Determine the value of sin 3x

- April 29th 2011, 01:30 PMtopsquark