Find sinx if
5 sin^2x + 3 sinx +2=0
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Step-by-step explanation:
5sin²x+3sinx+2=0
5sin²x+3sinx=-2
sinx(5sinx-3)=-2
Compare Sinx and 5sinx-3 with -2
Sinx=-2
5sinx-3=-2
5sinx=-2+3
5sinx=1
sinx=1/5
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