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Simplifying 7x4 + 31x2 + 30 = 0 Reorder the terms: 30 + 31x2 + 7x4 = 0 Solving 30 + 31x2 + 7x4 = 0 Solving for variable 'x'. Factor a trinomial. (3 + x2)(10 + 7x2) = 0Subproblem 1
Set the factor '(3 + x2)' equal to zero and attempt to solve: Simplifying 3 + x2 = 0 Solving 3 + x2 = 0 Move all terms containing x to the left, all other terms to the right. Add '-3' to each side of the equation. 3 + -3 + x2 = 0 + -3 Combine like terms: 3 + -3 = 0 0 + x2 = 0 + -3 x2 = 0 + -3 Combine like terms: 0 + -3 = -3 x2 = -3 Simplifying x2 = -3 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 '(10 + 7x2)' equal to zero and attempt to solve: Simplifying 10 + 7x2 = 0 Solving 10 + 7x2 = 0 Move all terms containing x to the left, all other terms to the right. Add '-10' to each side of the equation. 10 + -10 + 7x2 = 0 + -10 Combine like terms: 10 + -10 = 0 0 + 7x2 = 0 + -10 7x2 = 0 + -10 Combine like terms: 0 + -10 = -10 7x2 = -10 Divide each side by '7'. x2 = -1.428571429 Simplifying x2 = -1.428571429 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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