H(x)=x^4+9x^2-8

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Solution for H(x)=x^4+9x^2-8 equation: 


Simplifying
H(x) = x4 + 9x2 + -8

Multiply H * x
xH = x4 + 9x2 + -8

Reorder the terms:
xH = -8 + 9x2 + x4

Solving
xH = -8 + 9x2 + x4

Solving for variable 'x'.

Reorder the terms:
8 + xH + -9x2 + -1x4 = -8 + 9x2 + x4 + 8 + -9x2 + -1x4

Reorder the terms:
8 + xH + -9x2 + -1x4 = -8 + 8 + 9x2 + -9x2 + x4 + -1x4

Combine like terms: -8 + 8 = 0
8 + xH + -9x2 + -1x4 = 0 + 9x2 + -9x2 + x4 + -1x4
8 + xH + -9x2 + -1x4 = 9x2 + -9x2 + x4 + -1x4

Combine like terms: 9x2 + -9x2 = 0
8 + xH + -9x2 + -1x4 = 0 + x4 + -1x4
8 + xH + -9x2 + -1x4 = x4 + -1x4

Combine like terms: x4 + -1x4 = 0
8 + xH + -9x2 + -1x4 = 0

The solution to this equation could not be determined.

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