0=4x^3-36x^2

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Solution for 0=4x^3-36x^2 equation:


Simplifying
0 = 4x3 + -36x2

Reorder the terms:
0 = -36x2 + 4x3

Solving
0 = -36x2 + 4x3

Solving for variable 'x'.
Remove the zero:
36x2 + -4x3 = -36x2 + 4x3 + 36x2 + -4x3

Reorder the terms:
36x2 + -4x3 = -36x2 + 36x2 + 4x3 + -4x3

Combine like terms: -36x2 + 36x2 = 0
36x2 + -4x3 = 0 + 4x3 + -4x3
36x2 + -4x3 = 4x3 + -4x3

Combine like terms: 4x3 + -4x3 = 0
36x2 + -4x3 = 0

Factor out the Greatest Common Factor (GCF), '4x2'.
4x2(9 + -1x) = 0

Ignore the factor 4.

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 '(9 + -1x)' equal to zero and attempt to solve: Simplifying 9 + -1x = 0 Solving 9 + -1x = 0 Move all terms containing x to the left, all other terms to the right. Add '-9' to each side of the equation. 9 + -9 + -1x = 0 + -9 Combine like terms: 9 + -9 = 0 0 + -1x = 0 + -9 -1x = 0 + -9 Combine like terms: 0 + -9 = -9 -1x = -9 Divide each side by '-1'. x = 9 Simplifying x = 9

Solution

x = {0, 9}

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