5x^8+39x^4-8=0

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Solution for 5x^8+39x^4-8=0 equation:


Simplifying
5x8 + 39x4 + -8 = 0

Reorder the terms:
-8 + 39x4 + 5x8 = 0

Solving
-8 + 39x4 + 5x8 = 0

Solving for variable 'x'.

Factor a trinomial.
(-8 + -1x4)(1 + -5x4) = 0

Subproblem 1

Set the factor '(-8 + -1x4)' equal to zero and attempt to solve: Simplifying -8 + -1x4 = 0 Solving -8 + -1x4 = 0 Move all terms containing x to the left, all other terms to the right. Add '8' to each side of the equation. -8 + 8 + -1x4 = 0 + 8 Combine like terms: -8 + 8 = 0 0 + -1x4 = 0 + 8 -1x4 = 0 + 8 Combine like terms: 0 + 8 = 8 -1x4 = 8 Divide each side by '-1'. x4 = -8 Simplifying x4 = -8 The solution to this equation could not be determined. This subproblem is being ignored because a solution could not be determined.

Subproblem 2

Set the factor '(1 + -5x4)' equal to zero and attempt to solve: Simplifying 1 + -5x4 = 0 Solving 1 + -5x4 = 0 Move all terms containing x to the left, all other terms to the right. Add '-1' to each side of the equation. 1 + -1 + -5x4 = 0 + -1 Combine like terms: 1 + -1 = 0 0 + -5x4 = 0 + -1 -5x4 = 0 + -1 Combine like terms: 0 + -1 = -1 -5x4 = -1 Divide each side by '-5'. x4 = 0.2 Simplifying x4 = 0.2 The solution to this equation could not be determined. This subproblem is being ignored because a solution could not be determined. The solution to this equation could not be determined.

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