SOLUTION: Z4+4z3+7z2+6z+3=0

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Question 813380: Z4+4z3+7z2+6z+3=0

Answer by richwmiller(17219) About Me  (Show Source):
You can put this solution on YOUR website!
(z^2+z+1) (z^2+3 z+3) = 0
has four complex solutions
z = 1/2 (-3+i sqrt(3))
z = 1/2 (-3-i sqrt(3))
z = -(-1)^(1/3)
z = (-1)^(2/3)