F(x)=3x^3+18x

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Solution for F(x)=3x^3+18x equation:


Simplifying
F(x) = 3x3 + 18x

Multiply F * x
xF = 3x3 + 18x

Reorder the terms:
xF = 18x + 3x3

Solving
xF = 18x + 3x3

Solving for variable 'x'.

Reorder the terms:
-18x + xF + -3x3 = 18x + 3x3 + -18x + -3x3

Reorder the terms:
-18x + xF + -3x3 = 18x + -18x + 3x3 + -3x3

Combine like terms: 18x + -18x = 0
-18x + xF + -3x3 = 0 + 3x3 + -3x3
-18x + xF + -3x3 = 3x3 + -3x3

Combine like terms: 3x3 + -3x3 = 0
-18x + xF + -3x3 = 0

Factor out the Greatest Common Factor (GCF), 'x'.
x(-18 + F + -3x2) = 0

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 '(-18 + F + -3x2)' equal to zero and attempt to solve: Simplifying -18 + F + -3x2 = 0 Solving -18 + F + -3x2 = 0 Move all terms containing x to the left, all other terms to the right. Add '18' to each side of the equation. -18 + F + 18 + -3x2 = 0 + 18 Reorder the terms: -18 + 18 + F + -3x2 = 0 + 18 Combine like terms: -18 + 18 = 0 0 + F + -3x2 = 0 + 18 F + -3x2 = 0 + 18 Combine like terms: 0 + 18 = 18 F + -3x2 = 18 Add '-1F' to each side of the equation. F + -1F + -3x2 = 18 + -1F Combine like terms: F + -1F = 0 0 + -3x2 = 18 + -1F -3x2 = 18 + -1F Divide each side by '-3'. x2 = -6 + 0.3333333333F Simplifying x2 = -6 + 0.3333333333F 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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