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Simplifying x4 + -16x2 + 48 = 0 Reorder the terms: 48 + -16x2 + x4 = 0 Solving 48 + -16x2 + x4 = 0 Solving for variable 'x'. Factor a trinomial. (4 + -1x2)(12 + -1x2) = 0 Factor a difference between two squares. ((2 + x)(2 + -1x))(12 + -1x2) = 0Subproblem 1
Set the factor '(12 + -1x2)' equal to zero and attempt to solve: Simplifying 12 + -1x2 = 0 Solving 12 + -1x2 = 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 + -1x2 = 0 + -12 Combine like terms: 12 + -12 = 0 0 + -1x2 = 0 + -12 -1x2 = 0 + -12 Combine like terms: 0 + -12 = -12 -1x2 = -12 Divide each side by '-1'. x2 = 12 Simplifying x2 = 12 Take the square root of each side: x = {-3.464101615, 3.464101615}Subproblem 2
Set the factor '(2 + x)' equal to zero and attempt to solve: Simplifying 2 + x = 0 Solving 2 + x = 0 Move all terms containing x to the left, all other terms to the right. Add '-2' to each side of the equation. 2 + -2 + x = 0 + -2 Combine like terms: 2 + -2 = 0 0 + x = 0 + -2 x = 0 + -2 Combine like terms: 0 + -2 = -2 x = -2 Simplifying x = -2Subproblem 3
Set the factor '(2 + -1x)' equal to zero and attempt to solve: Simplifying 2 + -1x = 0 Solving 2 + -1x = 0 Move all terms containing x to the left, all other terms to the right. Add '-2' to each side of the equation. 2 + -2 + -1x = 0 + -2 Combine like terms: 2 + -2 = 0 0 + -1x = 0 + -2 -1x = 0 + -2 Combine like terms: 0 + -2 = -2 -1x = -2 Divide each side by '-1'. x = 2 Simplifying x = 2Solution
x = {-3.464101615, 3.464101615, -2, 2}
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