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10 questions from this quiz
rn(cos(nθ)+isin(nθ))r^n(\cos(n\theta) + i\sin(n\theta))rn(cos(nθ)+isin(nθ))
All integers (positive, negative, or zero)
The modulus is raised to power nnn
The argument is multiplied by nnn
cos(−θ)+isin(−θ)\cos(-\theta) + i\sin(-\theta)cos(−θ)+isin(−θ)
eiθ+e−iθe^{i\theta} + e^{-i\theta}eiθ+e−iθ
Modulus-argument (polar) form
de Moivre's theorem
Equating real and imaginary parts
−i-i−i
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