How do you solve 6sin2x+5=8 for 0≤x≤π?
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6sin2x+5=8
6sin2x=8-5
6sin2x=3
sin2x=3/6
sin2x=1/2
sin2x=sin30°(sin30°=1/2)
we remove the sin on both sides
2x=30°
x=30°/2
x=15°
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