12a^3-27ab^2=

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Solution for 12a^3-27ab^2= equation:


Simplifying
12a3 + -27ab2 = 0

Reorder the terms:
-27ab2 + 12a3 = 0

Solving
-27ab2 + 12a3 = 0

Solving for variable 'a'.

Factor out the Greatest Common Factor (GCF), '3a'.
3a(-9b2 + 4a2) = 0

Factor a difference between two squares.
3a((3b + 2a)(-3b + 2a)) = 0

Ignore the factor 3.

Subproblem 1

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

Subproblem 2

Set the factor '(3b + 2a)' equal to zero and attempt to solve: Simplifying 3b + 2a = 0 Reorder the terms: 2a + 3b = 0 Solving 2a + 3b = 0 Move all terms containing a to the left, all other terms to the right. Add '-3b' to each side of the equation. 2a + 3b + -3b = 0 + -3b Combine like terms: 3b + -3b = 0 2a + 0 = 0 + -3b 2a = 0 + -3b Remove the zero: 2a = -3b Divide each side by '2'. a = -1.5b Simplifying a = -1.5b

Subproblem 3

Set the factor '(-3b + 2a)' equal to zero and attempt to solve: Simplifying -3b + 2a = 0 Reorder the terms: 2a + -3b = 0 Solving 2a + -3b = 0 Move all terms containing a to the left, all other terms to the right. Add '3b' to each side of the equation. 2a + -3b + 3b = 0 + 3b Combine like terms: -3b + 3b = 0 2a + 0 = 0 + 3b 2a = 0 + 3b Remove the zero: 2a = 3b Divide each side by '2'. a = 1.5b Simplifying a = 1.5b

Solution

a = {0, -1.5b, 1.5b}

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