(adsbygoogle = window.adsbygoogle || []).push({}); 1. The problem statement, all variables and given/known data

Using De Moivres Theorem, solve (-12-5i)^-3

2. Relevant equations

3. The attempt at a solution

The solution i get for this problem is different from the one given in the exercise text. This is 1/2197cis(8.241)

Note: cis is equivalent to cos([tex]\Theta[/tex])+isin([tex]\Theta[/tex])

1. The problem statement, all variables and given/known data

2. Relevant equations

3. The attempt at a solution

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# Homework Help: De Moivre's Theorem (-12-5i)^-3

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