-k^3-6k^2-8k=0

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Solution for -k^3-6k^2-8k=0 equation:


Simplifying
-1k3 + -6k2 + -8k = 0

Reorder the terms:
-8k + -6k2 + -1k3 = 0

Solving
-8k + -6k2 + -1k3 = 0

Solving for variable 'k'.

Factor out the Greatest Common Factor (GCF), '-1k'.
-1k(8 + 6k + k2) = 0

Factor a trinomial.
-1k((4 + k)(2 + k)) = 0

Ignore the factor -1.

Subproblem 1

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

Subproblem 2

Set the factor '(4 + k)' equal to zero and attempt to solve: Simplifying 4 + k = 0 Solving 4 + k = 0 Move all terms containing k to the left, all other terms to the right. Add '-4' to each side of the equation. 4 + -4 + k = 0 + -4 Combine like terms: 4 + -4 = 0 0 + k = 0 + -4 k = 0 + -4 Combine like terms: 0 + -4 = -4 k = -4 Simplifying k = -4

Subproblem 3

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

Solution

k = {0, -4, -2}

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