Find general solution of 2cos²x + 3sinx = 0

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Solve 2cos²x + 3sinx = 0
2cos²x+3sinx=0
if 2cos^2x+3sinx 3=0
2cos 2x 3sin 2x
6cos 2x 3sinx 3=0
sin3x 2cos 2x 0
2cos 2x 3sinx 1
2cos^2x+3cosx=0
solve the equation 2cosx+3sinx=0
#math #trigonometry
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