0=9x^3-25x^2

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Solution for 0=9x^3-25x^2 equation:


Simplifying
0 = 9x3 + -25x2

Reorder the terms:
0 = -25x2 + 9x3

Solving
0 = -25x2 + 9x3

Solving for variable 'x'.
Remove the zero:
25x2 + -9x3 = -25x2 + 9x3 + 25x2 + -9x3

Reorder the terms:
25x2 + -9x3 = -25x2 + 25x2 + 9x3 + -9x3

Combine like terms: -25x2 + 25x2 = 0
25x2 + -9x3 = 0 + 9x3 + -9x3
25x2 + -9x3 = 9x3 + -9x3

Combine like terms: 9x3 + -9x3 = 0
25x2 + -9x3 = 0

Factor out the Greatest Common Factor (GCF), 'x2'.
x2(25 + -9x) = 0

Subproblem 1

Set the factor 'x2' equal to zero and attempt to solve: Simplifying x2 = 0 Solving x2 = 0 Move all terms containing x to the left, all other terms to the right. Simplifying x2 = 0 Take the square root of each side: x = {0}

Subproblem 2

Set the factor '(25 + -9x)' equal to zero and attempt to solve: Simplifying 25 + -9x = 0 Solving 25 + -9x = 0 Move all terms containing x to the left, all other terms to the right. Add '-25' to each side of the equation. 25 + -25 + -9x = 0 + -25 Combine like terms: 25 + -25 = 0 0 + -9x = 0 + -25 -9x = 0 + -25 Combine like terms: 0 + -25 = -25 -9x = -25 Divide each side by '-9'. x = 2.777777778 Simplifying x = 2.777777778

Solution

x = {0, 2.777777778}

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