Apply De Moivre's Theorem to raise a complex number in polar form to an integer power. Computes z^n = r^n(cos nθ + i sin nθ) with results in both polar and rectangular forms.
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De Moivre's Theorem states that for a complex number z = r(cos θ + i sin θ) and integer n, raising z to the power n multiplies the argument by n and raises the modulus to the power n. Essential for finding roots of complex numbers.
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