4b^3-24b^2=108b

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Solution for 4b^3-24b^2=108b equation:


Simplifying
4b3 + -24b2 = 108b

Reorder the terms:
-24b2 + 4b3 = 108b

Solving
-24b2 + 4b3 = 108b

Solving for variable 'b'.

Reorder the terms:
-108b + -24b2 + 4b3 = 108b + -108b

Combine like terms: 108b + -108b = 0
-108b + -24b2 + 4b3 = 0

Factor out the Greatest Common Factor (GCF), '4b'.
4b(-27 + -6b + b2) = 0

Factor a trinomial.
4b((-3 + -1b)(9 + -1b)) = 0

Ignore the factor 4.

Subproblem 1

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

Subproblem 2

Set the factor '(-3 + -1b)' equal to zero and attempt to solve: Simplifying -3 + -1b = 0 Solving -3 + -1b = 0 Move all terms containing b to the left, all other terms to the right. Add '3' to each side of the equation. -3 + 3 + -1b = 0 + 3 Combine like terms: -3 + 3 = 0 0 + -1b = 0 + 3 -1b = 0 + 3 Combine like terms: 0 + 3 = 3 -1b = 3 Divide each side by '-1'. b = -3 Simplifying b = -3

Subproblem 3

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

Solution

b = {0, -3, 9}

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