x^4-2x^2-x-1=0

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Solution for x^4-2x^2-x-1=0 equation: 


Simplifying
x4 + -2x2 + -1x + -1 = 0

Reorder the terms:
-1 + -1x + -2x2 + x4 = 0

Solving
-1 + -1x + -2x2 + x4 = 0

Solving for variable 'x'.

The solution to this equation could not be determined.

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