9y^3-25y=0

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Solution for 9y^3-25y=0 equation:


Simplifying
9y3 + -25y = 0

Reorder the terms:
-25y + 9y3 = 0

Solving
-25y + 9y3 = 0

Solving for variable 'y'.

Factor out the Greatest Common Factor (GCF), 'y'.
y(-25 + 9y2) = 0

Factor a difference between two squares.
y((5 + 3y)(-5 + 3y)) = 0

Subproblem 1

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

Subproblem 2

Set the factor '(5 + 3y)' equal to zero and attempt to solve: Simplifying 5 + 3y = 0 Solving 5 + 3y = 0 Move all terms containing y to the left, all other terms to the right. Add '-5' to each side of the equation. 5 + -5 + 3y = 0 + -5 Combine like terms: 5 + -5 = 0 0 + 3y = 0 + -5 3y = 0 + -5 Combine like terms: 0 + -5 = -5 3y = -5 Divide each side by '3'. y = -1.666666667 Simplifying y = -1.666666667

Subproblem 3

Set the factor '(-5 + 3y)' equal to zero and attempt to solve: Simplifying -5 + 3y = 0 Solving -5 + 3y = 0 Move all terms containing y to the left, all other terms to the right. Add '5' to each side of the equation. -5 + 5 + 3y = 0 + 5 Combine like terms: -5 + 5 = 0 0 + 3y = 0 + 5 3y = 0 + 5 Combine like terms: 0 + 5 = 5 3y = 5 Divide each side by '3'. y = 1.666666667 Simplifying y = 1.666666667

Solution

y = {0, -1.666666667, 1.666666667}

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