solve for x 2cos^2x+3sinx=0
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2cos^2 x+3sin x=0
2(1-sin^2 x) +3sin x=0
2-2sin^2x+3sinx=0
2-sinx=0
sinx=2
2(1-sin^2 x) +3sin x=0
2-2sin^2x+3sinx=0
2-sinx=0
sinx=2
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