SOLUTION: x^6-3x^3-18=0

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Question 180269: x^6-3x^3-18=0
Answer by stanbon(75887) About Me  (Show Source):
You can put this solution on YOUR website!
x^6-3x^3-18=0
(x^3-6)(x^3+3) = 0
x^3 = 6 or x^3 = -3
x= cbrt(6) or x = cbrt(-3)
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Note: There are 4 complex roots. You would have
to use DeMoire to find those.
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Cheers,
Stan H.