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Complex numbers 2 — Question 8

QCAA 2024, Paper 1 · 1 mark

Q8 · 2024 · Technology-freeSimple familiar1 mark

QUESTION 8

Given z=2cis⁡(π3)z=2\operatorname{cis}\left(\dfrac{\pi}{3}\right), determine z3z^3.
(A)
−8-8
(B)
−6-6
(C)
66
(D)
88
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