12x^5-9x^4+18x^3=0

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Solution for 12x^5-9x^4+18x^3=0 equation:


Simplifying
12x5 + -9x4 + 18x3 = 0

Reorder the terms:
18x3 + -9x4 + 12x5 = 0

Solving
18x3 + -9x4 + 12x5 = 0

Solving for variable 'x'.

Factor out the Greatest Common Factor (GCF), '3x3'.
3x3(6 + -3x + 4x2) = 0

Ignore the factor 3.

Subproblem 1

Set the factor 'x3' equal to zero and attempt to solve: Simplifying x3 = 0 Solving x3 = 0 Move all terms containing x to the left, all other terms to the right. Simplifying x3 = 0 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 '(6 + -3x + 4x2)' equal to zero and attempt to solve: Simplifying 6 + -3x + 4x2 = 0 Solving 6 + -3x + 4x2 = 0 Begin completing the square. Divide all terms by 4 the coefficient of the squared term: Divide each side by '4'. 1.5 + -0.75x + x2 = 0 Move the constant term to the right: Add '-1.5' to each side of the equation. 1.5 + -0.75x + -1.5 + x2 = 0 + -1.5 Reorder the terms: 1.5 + -1.5 + -0.75x + x2 = 0 + -1.5 Combine like terms: 1.5 + -1.5 = 0.0 0.0 + -0.75x + x2 = 0 + -1.5 -0.75x + x2 = 0 + -1.5 Combine like terms: 0 + -1.5 = -1.5 -0.75x + x2 = -1.5 The x term is -0.75x. Take half its coefficient (-0.375). Square it (0.140625) and add it to both sides. Add '0.140625' to each side of the equation. -0.75x + 0.140625 + x2 = -1.5 + 0.140625 Reorder the terms: 0.140625 + -0.75x + x2 = -1.5 + 0.140625 Combine like terms: -1.5 + 0.140625 = -1.359375 0.140625 + -0.75x + x2 = -1.359375 Factor a perfect square on the left side: (x + -0.375)(x + -0.375) = -1.359375 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. The solution to this equation could not be determined.

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