-2x^2-6x^3-12x=0

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Solution for -2x^2-6x^3-12x=0 equation:


Simplifying
-2x2 + -6x3 + -12x = 0

Reorder the terms:
-12x + -2x2 + -6x3 = 0

Solving
-12x + -2x2 + -6x3 = 0

Solving for variable 'x'.

Factor out the Greatest Common Factor (GCF), '-2x'.
-2x(6 + x + 3x2) = 0

Ignore the factor -2.

Subproblem 1

Set the factor 'x' equal to zero and attempt to solve: Simplifying x = 0 Solving x = 0 Move all terms containing x to the left, all other terms to the right. Simplifying x = 0

Subproblem 2

Set the factor '(6 + x + 3x2)' equal to zero and attempt to solve: Simplifying 6 + x + 3x2 = 0 Solving 6 + x + 3x2 = 0 Begin completing the square. Divide all terms by 3 the coefficient of the squared term: Divide each side by '3'. 2 + 0.3333333333x + x2 = 0 Move the constant term to the right: Add '-2' to each side of the equation. 2 + 0.3333333333x + -2 + x2 = 0 + -2 Reorder the terms: 2 + -2 + 0.3333333333x + x2 = 0 + -2 Combine like terms: 2 + -2 = 0 0 + 0.3333333333x + x2 = 0 + -2 0.3333333333x + x2 = 0 + -2 Combine like terms: 0 + -2 = -2 0.3333333333x + x2 = -2 The x term is x. Take half its coefficient (0.5). Square it (0.25) and add it to both sides. Add '0.25' to each side of the equation. 0.3333333333x + 0.25 + x2 = -2 + 0.25 Reorder the terms: 0.25 + 0.3333333333x + x2 = -2 + 0.25 Combine like terms: -2 + 0.25 = -1.75 0.25 + 0.3333333333x + x2 = -1.75 Factor a perfect square on the left side: (x + 0.5)(x + 0.5) = -1.75 Can't calculate square root of the right side. The solution to this equation could not be determined. This subproblem is being ignored because a solution could not be determined.

Solution

x = {0}

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