x^6+8x^3-240=

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Solution for x^6+8x^3-240= equation:


Simplifying
x6 + 8x3 + -240 = 0

Reorder the terms:
-240 + 8x3 + x6 = 0

Solving
-240 + 8x3 + x6 = 0

Solving for variable 'x'.

Factor a trinomial.
(-20 + -1x3)(12 + -1x3) = 0

Subproblem 1

Set the factor '(-20 + -1x3)' equal to zero and attempt to solve: Simplifying -20 + -1x3 = 0 Solving -20 + -1x3 = 0 Move all terms containing x to the left, all other terms to the right. Add '20' to each side of the equation. -20 + 20 + -1x3 = 0 + 20 Combine like terms: -20 + 20 = 0 0 + -1x3 = 0 + 20 -1x3 = 0 + 20 Combine like terms: 0 + 20 = 20 -1x3 = 20 Divide each side by '-1'. x3 = -20 Simplifying x3 = -20 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 '(12 + -1x3)' equal to zero and attempt to solve: Simplifying 12 + -1x3 = 0 Solving 12 + -1x3 = 0 Move all terms containing x to the left, all other terms to the right. Add '-12' to each side of the equation. 12 + -12 + -1x3 = 0 + -12 Combine like terms: 12 + -12 = 0 0 + -1x3 = 0 + -12 -1x3 = 0 + -12 Combine like terms: 0 + -12 = -12 -1x3 = -12 Divide each side by '-1'. x3 = 12 Simplifying x3 = 12 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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