X^4 - x^2 - 2x -1 . solve

Laniakea asked Jun 1, 2022

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Laniakea asked Jun 1, 2022

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12 votes

Answer:

X⁴–X²–2X –1=0

(X²+X+1)(X²–X–1)=0

$x = - (1 - i√(3) )/(2) \\ x = - ( 1 + i √(3) )/(2)$

$x = (1 + √(5) )/(2) \\ x = (1 - √(5) )/(2)$

I hope I helped you^_^

Nurlan answered Jun 6, 2022

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