9x^3-15x=0

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Solution for 9x^3-15x=0 equation:


Simplifying
9x3 + -15x = 0

Reorder the terms:
-15x + 9x3 = 0

Solving
-15x + 9x3 = 0

Solving for variable 'x'.

Factor out the Greatest Common Factor (GCF), '3x'.
3x(-5 + 3x2) = 0

Ignore the factor 3.

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 '(-5 + 3x2)' equal to zero and attempt to solve: Simplifying -5 + 3x2 = 0 Solving -5 + 3x2 = 0 Move all terms containing x to the left, all other terms to the right. Add '5' to each side of the equation. -5 + 5 + 3x2 = 0 + 5 Combine like terms: -5 + 5 = 0 0 + 3x2 = 0 + 5 3x2 = 0 + 5 Combine like terms: 0 + 5 = 5 3x2 = 5 Divide each side by '3'. x2 = 1.666666667 Simplifying x2 = 1.666666667 Take the square root of each side: x = {-1.290994449, 1.290994449}

Solution

x = {0, -1.290994449, 1.290994449}

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