Question
Simplify each expression, by using trigonometric form and De Moivre's theorem. Write the answer in the form a + bi.$$(-3-3 i \sqrt{3})^{5}$$
Step 1
The modulus is given by $r = \sqrt{(-3)^2 + (-3\sqrt{3})^2} = \sqrt{9 + 27} = \sqrt{36} = 6$. Show more…
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