8m^3-32m^2-168m=0

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Solution for 8m^3-32m^2-168m=0 equation:


Simplifying
8m3 + -32m2 + -168m = 0

Reorder the terms:
-168m + -32m2 + 8m3 = 0

Solving
-168m + -32m2 + 8m3 = 0

Solving for variable 'm'.

Factor out the Greatest Common Factor (GCF), '8m'.
8m(-21 + -4m + m2) = 0

Factor a trinomial.
8m((-3 + -1m)(7 + -1m)) = 0

Ignore the factor 8.

Subproblem 1

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

Subproblem 2

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

Subproblem 3

Set the factor '(7 + -1m)' equal to zero and attempt to solve: Simplifying 7 + -1m = 0 Solving 7 + -1m = 0 Move all terms containing m to the left, all other terms to the right. Add '-7' to each side of the equation. 7 + -7 + -1m = 0 + -7 Combine like terms: 7 + -7 = 0 0 + -1m = 0 + -7 -1m = 0 + -7 Combine like terms: 0 + -7 = -7 -1m = -7 Divide each side by '-1'. m = 7 Simplifying m = 7

Solution

m = {0, -3, 7}

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