3x^4+31x^2+28=0

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Solution for 3x^4+31x^2+28=0 equation:


Simplifying
3x4 + 31x2 + 28 = 0

Reorder the terms:
28 + 31x2 + 3x4 = 0

Solving
28 + 31x2 + 3x4 = 0

Solving for variable 'x'.

Factor a trinomial.
(28 + 3x2)(1 + x2) = 0

Subproblem 1

Set the factor '(28 + 3x2)' equal to zero and attempt to solve: Simplifying 28 + 3x2 = 0 Solving 28 + 3x2 = 0 Move all terms containing x to the left, all other terms to the right. Add '-28' to each side of the equation. 28 + -28 + 3x2 = 0 + -28 Combine like terms: 28 + -28 = 0 0 + 3x2 = 0 + -28 3x2 = 0 + -28 Combine like terms: 0 + -28 = -28 3x2 = -28 Divide each side by '3'. x2 = -9.333333333 Simplifying x2 = -9.333333333 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 + x2)' equal to zero and attempt to solve: Simplifying 1 + x2 = 0 Solving 1 + x2 = 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 + x2 = 0 + -1 Combine like terms: 1 + -1 = 0 0 + x2 = 0 + -1 x2 = 0 + -1 Combine like terms: 0 + -1 = -1 x2 = -1 Simplifying x2 = -1 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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