SOLUTION: Use DeMoivres's Theorem to find the three cube roots of -64i. Write your answers in both polar form and a+bi form.
Answer:
Polar Form: 4(cos90° + isin90°), 4(cos210° + isin210°
Algebra.Com
Question 1131259: Use DeMoivres's Theorem to find the three cube roots of -64i. Write your answers in both polar form and a+bi form.
Answer:
Polar Form: 4(cos90° + isin90°), 4(cos210° + isin210°), 4(cos330° + isin330°)
a+bi form: , ,
Answer by ikleyn(52835) (Show Source): You can put this solution on YOUR website!
.
Your answers are correct.
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