The set of all \( x \) in the interval \( [0, \pi] \) for which \( 2 \sin ^{2} x-3 \) \( \sin x+...

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The set of all \( x \) in the interval \( [0, \pi] \) for which \( 2 \sin ^{2} x-3 \) \( \sin x+1 \geq 0 \), iS
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