De Moivre's Theorem is a relatively simple formula for calculating powers of complex numbers.
De Moivre's formula states that for any real number x and any integer n,
(cosx + isinx)n = cos(nx) + isin(nx).
Often abbreviated to:
If n is any integer then
(r cisθ)n = rn cis(nθ)
De Moivre's formula states that for any real number x and any integer n,
(cosx + isinx)n = cos(nx) + isin(nx).
Often abbreviated to:
If n is any integer then
(r cisθ)n = rn cis(nθ)
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