Mathematics (AS & A Level) · Feb / March 2020 · Paper 22 · Question 7
9709
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x y O A The diagram shows part of the curve with equation y = 4 sin2x + 8 sin x + 3, where x is measured in radians. The curve crosses the x-axis at the point A and the shaded region is bounded by the curve and the lines x = 0 and y = 0.
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7(a)[2]
7(b)[3]
7(c)[5]
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