2 sin^2 x + 3 sin x - 2 > 0 and x^2 - x - 2 < 0: interval of x
The same question, asked 2 times: 3 May 2023 S1, 9 May 2023 S2. Every wording below, oldest first.
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Question 1
3 May 2023 S1
129Let 2sin2x+3sinx−2>0 and x2−x−2<0. (x is measured in radians). Then x lies in the interval
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Question 2
9 May 2023 S2
107Let 2sin2x+3sinx−2>0 and x2−x−2<0 (x is measured in radians). Then x lies in the interval
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