| Exam Board | AQA |
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| Module | AS Paper 1 (AS Paper 1) |
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| Year | 2019 |
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| Session | June |
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| Topic | Differentiation Applications |
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| Type | Find stationary points |
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8 Prove that the curve with equation
$$y = 2 x ^ { 5 } + 5 x ^ { 4 } + 10 x ^ { 3 } - 8$$
has only one stationary point, stating its coordinates.