w^3=81w

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Solution for w^3=81w equation:


Simplifying
w3 = 81w

Solving
w3 = 81w

Solving for variable 'w'.

Reorder the terms:
-81w + w3 = 81w + -81w

Combine like terms: 81w + -81w = 0
-81w + w3 = 0

Factor out the Greatest Common Factor (GCF), 'w'.
w(-81 + w2) = 0

Factor a difference between two squares.
w((9 + w)(-9 + w)) = 0

Subproblem 1

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

Subproblem 2

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

Subproblem 3

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

Solution

w = {0, -9, 9}

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