15w-20w^3=0

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Solution for 15w-20w^3=0 equation:


Simplifying
15w + -20w3 = 0

Solving
15w + -20w3 = 0

Solving for variable 'w'.

Factor out the Greatest Common Factor (GCF), '5w'.
5w(3 + -4w2) = 0

Ignore the factor 5.

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 '(3 + -4w2)' equal to zero and attempt to solve: Simplifying 3 + -4w2 = 0 Solving 3 + -4w2 = 0 Move all terms containing w to the left, all other terms to the right. Add '-3' to each side of the equation. 3 + -3 + -4w2 = 0 + -3 Combine like terms: 3 + -3 = 0 0 + -4w2 = 0 + -3 -4w2 = 0 + -3 Combine like terms: 0 + -3 = -3 -4w2 = -3 Divide each side by '-4'. w2 = 0.75 Simplifying w2 = 0.75 Take the square root of each side: w = {-0.866025404, 0.866025404}

Solution

w = {0, -0.866025404, 0.866025404}

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