18n^3+24n^2-6n=0

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Solution for 18n^3+24n^2-6n=0 equation:


Simplifying
18n3 + 24n2 + -6n = 0

Reorder the terms:
-6n + 24n2 + 18n3 = 0

Solving
-6n + 24n2 + 18n3 = 0

Solving for variable 'n'.

Factor out the Greatest Common Factor (GCF), '6n'.
6n(-1 + 4n + 3n2) = 0

Ignore the factor 6.

Subproblem 1

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

Subproblem 2

Set the factor '(-1 + 4n + 3n2)' equal to zero and attempt to solve: Simplifying -1 + 4n + 3n2 = 0 Solving -1 + 4n + 3n2 = 0 Begin completing the square. Divide all terms by 3 the coefficient of the squared term: Divide each side by '3'. -0.3333333333 + 1.333333333n + n2 = 0 Move the constant term to the right: Add '0.3333333333' to each side of the equation. -0.3333333333 + 1.333333333n + 0.3333333333 + n2 = 0 + 0.3333333333 Reorder the terms: -0.3333333333 + 0.3333333333 + 1.333333333n + n2 = 0 + 0.3333333333 Combine like terms: -0.3333333333 + 0.3333333333 = 0.0000000000 0.0000000000 + 1.333333333n + n2 = 0 + 0.3333333333 1.333333333n + n2 = 0 + 0.3333333333 Combine like terms: 0 + 0.3333333333 = 0.3333333333 1.333333333n + n2 = 0.3333333333 The n term is 1.333333333n. Take half its coefficient (0.6666666665). Square it (0.4444444442) and add it to both sides. Add '0.4444444442' to each side of the equation. 1.333333333n + 0.4444444442 + n2 = 0.3333333333 + 0.4444444442 Reorder the terms: 0.4444444442 + 1.333333333n + n2 = 0.3333333333 + 0.4444444442 Combine like terms: 0.3333333333 + 0.4444444442 = 0.7777777775 0.4444444442 + 1.333333333n + n2 = 0.7777777775 Factor a perfect square on the left side: (n + 0.6666666665)(n + 0.6666666665) = 0.7777777775 Calculate the square root of the right side: 0.881917104 Break this problem into two subproblems by setting (n + 0.6666666665) equal to 0.881917104 and -0.881917104.

Subproblem 1

n + 0.6666666665 = 0.881917104 Simplifying n + 0.6666666665 = 0.881917104 Reorder the terms: 0.6666666665 + n = 0.881917104 Solving 0.6666666665 + n = 0.881917104 Solving for variable 'n'. Move all terms containing n to the left, all other terms to the right. Add '-0.6666666665' to each side of the equation. 0.6666666665 + -0.6666666665 + n = 0.881917104 + -0.6666666665 Combine like terms: 0.6666666665 + -0.6666666665 = 0.0000000000 0.0000000000 + n = 0.881917104 + -0.6666666665 n = 0.881917104 + -0.6666666665 Combine like terms: 0.881917104 + -0.6666666665 = 0.2152504375 n = 0.2152504375 Simplifying n = 0.2152504375

Subproblem 2

n + 0.6666666665 = -0.881917104 Simplifying n + 0.6666666665 = -0.881917104 Reorder the terms: 0.6666666665 + n = -0.881917104 Solving 0.6666666665 + n = -0.881917104 Solving for variable 'n'. Move all terms containing n to the left, all other terms to the right. Add '-0.6666666665' to each side of the equation. 0.6666666665 + -0.6666666665 + n = -0.881917104 + -0.6666666665 Combine like terms: 0.6666666665 + -0.6666666665 = 0.0000000000 0.0000000000 + n = -0.881917104 + -0.6666666665 n = -0.881917104 + -0.6666666665 Combine like terms: -0.881917104 + -0.6666666665 = -1.5485837705 n = -1.5485837705 Simplifying n = -1.5485837705

Solution

The solution to the problem is based on the solutions from the subproblems. n = {0.2152504375, -1.5485837705}

Solution

n = {0, 0.2152504375, -1.5485837705}

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