SOLUTION: x^4 - 3x^2 + 2 = 0

Question 33502: x^4 - 3x^2 + 2 = 0
Answer by stanbon(75887) (Show Source): You can put this solution on YOUR website!
Factor to get:
(x^2-1)(x^2-2)=0
(x-1)(x+1)(x-sqrt2)(x+sqrt2)=0
x=1 or x=-1 or x=sqrt2 or x=-sqrt2
Cheers,
Stan H.
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