SOLUTION: What are the 5th roots of 1? (Answer using cis(x) where x is assumed to be in degrees.) Please, do not include the degree symbol in your answers. Thank you.

SOLUTION: What are the 5th roots of 1? (Answer using cis(x) where x is assumed to be in degrees.) Please, do not include the degree symbol in your answers. Thank you.

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Question 983204: What are the 5th roots of 1?
(Answer using cis(x) where x is assumed to be in degrees.)
Please, do not include the degree symbol in your answers.
Thank you.
Answer by ikleyn(52811) (Show Source): You can put this solution on YOUR website!

1. 1 (= cos(0) + i*sin(0) )

2. cos(72) + i*sin(72)

3. cos(144) + i*sin(144)

4. cos(216) + i*sin(216)

5. cos(288) + i*sin(288)

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