4k^3-32k=

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Solution for 4k^3-32k= equation:


Simplifying
4k3 + -32k = 0

Reorder the terms:
-32k + 4k3 = 0

Solving
-32k + 4k3 = 0

Solving for variable 'k'.

Factor out the Greatest Common Factor (GCF), '4k'.
4k(-8 + k2) = 0

Ignore the factor 4.

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 '(-8 + k2)' equal to zero and attempt to solve: Simplifying -8 + k2 = 0 Solving -8 + k2 = 0 Move all terms containing k to the left, all other terms to the right. Add '8' to each side of the equation. -8 + 8 + k2 = 0 + 8 Combine like terms: -8 + 8 = 0 0 + k2 = 0 + 8 k2 = 0 + 8 Combine like terms: 0 + 8 = 8 k2 = 8 Simplifying k2 = 8 Take the square root of each side: k = {-2.828427125, 2.828427125}

Solution

k = {0, -2.828427125, 2.828427125}

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