SOLUTION: What is the fifth root of -1-i
Algebra.Com
Question 736752: What is the fifth root of -1-i
Answer by Alan3354(69443) (Show Source): You can put this solution on YOUR website!
What is the fifth root of -1-i
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There are 5 of them.
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|z| = sqrt(2)
-1-i --> z = sqrt(2)cis(225)
, n = 0, 1, 2, 3, 4
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