| Exam Board | Edexcel |
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| Module | FP2 (Further Pure Mathematics 2) |
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| Year | 2013 |
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| Session | June |
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| Topic | Complex numbers 2 |
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6. Solve the equation
$$z ^ { 5 } = - 16 \sqrt { } 3 + 16 i$$
giving your answers in the form \(r ( \cos \theta + \mathrm { i } \sin \theta )\), where \(r > 0\) and \(- \pi < \theta < \pi\).