| Exam Board | CAIE |
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| Module | P3 (Pure Mathematics 3) |
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| Year | 2015 |
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| Session | June |
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| Topic | Differentiating Transcendental Functions |
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4 The equation of a curve is
$$y = 3 \cos 2 x + 7 \sin x + 2$$
Find the \(x\)-coordinates of the stationary points in the interval \(0 \leqslant x \leqslant \pi\). Give each answer correct to 3 significant figures.