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JEEMAIN and NEET
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JEEMAIN PAST PAPERS
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2006
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Q)
The number of values of $x$ in the interval $[0, 3 \pi]$ satisfying the equation $2 \sin^2x + 5 \sin x - 3 = 0 $ is :
( A ) 1
( B ) 2
( C ) 4
( D ) 6
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