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April 19, 2014

Homework Help: precal

Posted by carolyn on Friday, July 13, 2012 at 4:56pm.

De Moivre’s theorem states, “If z = r(cos u + i sin u), then zn = rn(cos nu + i sin nu).”

• Verify de Moivre’s theorem for n = 2.

a. Provide a correct proof that includes written justification for each step.

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