9231 P21 - Jun 2025 - Q1 - 5 marks
5903
Find the roots of the equation \(z^{3}=27-27 \mathrm{i}\), giving your answers in the form \(r \mathrm{e}^{\mathrm{i} \theta}\), where \(r>0\) and \(-\pi \leqslant \theta<\pi\).
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