SOLUTION: what is the sum of the roots of equation x^4 -1=0 a) -2i b) -1 c) 0 d) 4i e) 6i

SOLUTION: what is the sum of the roots of equation x^4 -1=0 a) -2i b) -1 c) 0 d) 4i e) 6i

Algebra.Com

Question 625847: what is the sum of the roots of equation x^4 -1=0
a) -2i
b) -1
c) 0
d) 4i
e) 6i
Answer by richwmiller(17219) (Show Source): You can put this solution on YOUR website!
1-1+i-i=0
c) 0
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