SOLUTION: Find the fifth roots of 243(cos 240° + i sin 240°).

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Question 985000: Find the fifth roots of 243(cos 240° + i sin 240°).
Answer by Alan3354(69443)   (Show Source): You can put this solution on YOUR website!
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Find the sixth roots of -64.
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-64 = 2^6cis(180)
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Roots are 2cis(30 + n*60), n = 0...5

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