SOLUTION: How do you find linear factors of complex numbers? i.e. P(z) = z^4 - 1

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Question 224272: How do you find linear factors of complex numbers? i.e. P(z) = z^4 - 1
Answer by Alan3354(31519) About Me  (Show Source):
You can put this solution on YOUR website!
z^4 - 1 = 0
There's more than one way.
(z-1)(z+1)(z^2+1) = 0
z = +1, -1
z = +i, -i