SOLUTION: Find the possible values of 8⅓ using De Moivre's theorem

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Question 1152935: Find the possible values of 8⅓ using De Moivre's theorem
Found 2 solutions by Alan3354, greenestamps:
Answer by Alan3354(69443) About Me  (Show Source):
You can put this solution on YOUR website!
Find the possible values of 8⅓ using De Moivre's theorem
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8 1/3 = 25/3 = 50/6, etc.
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It's not the tutors' job to try to figure out what you might mean.
Knowing how to express a problem is an important part of learning.

Answer by greenestamps(13200) About Me  (Show Source):
You can put this solution on YOUR website!


Use "^" (shift-6) to denote an exponent: 8%5E%281%2F3%29

(1) 8+=+8cis%280%29; 8%5E%281%2F3%29+=+8%5E%281%2F3%29cis%280%2F3%29+=+2%2Acis%280%29+=+2

(2) 8+=+8cis%28360%29;

(3) 8+=+8cis%28720%29;