(-y^3)+(6y^2)-(9y)=0

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Solution for (-y^3)+(6y^2)-(9y)=0 equation:


Simplifying
(-1y3) + (6y2) + -1(9y) = 0

Remove parenthesis around (9y)
(-1y3) + (6y2) + -1 * 9y = 0

Multiply -1 * 9
(-1y3) + (6y2) + -9y = 0

Reorder the terms:
-9y + (6y2) + (-1y3) = 0

Solving
-9y + (6y2) + (-1y3) = 0

Solving for variable 'y'.

Factor out the Greatest Common Factor (GCF), 'y'.
y(-9 + (6y) + (-1y2)) = 0

Factor a trinomial.
y((-3 + y)(3 + -1y)) = 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 '(-3 + y)' equal to zero and attempt to solve: Simplifying -3 + y = 0 Solving -3 + y = 0 Move all terms containing y to the left, all other terms to the right. Add '3' to each side of the equation. -3 + 3 + y = 0 + 3 Combine like terms: -3 + 3 = 0 0 + y = 0 + 3 y = 0 + 3 Combine like terms: 0 + 3 = 3 y = 3 Simplifying y = 3

Subproblem 3

Set the factor '(3 + -1y)' equal to zero and attempt to solve: Simplifying 3 + -1y = 0 Solving 3 + -1y = 0 Move all terms containing y to the left, all other terms to the right. Add '-3' to each side of the equation. 3 + -3 + -1y = 0 + -3 Combine like terms: 3 + -3 = 0 0 + -1y = 0 + -3 -1y = 0 + -3 Combine like terms: 0 + -3 = -3 -1y = -3 Divide each side by '-1'. y = 3 Simplifying y = 3

Solution

y = {0, 3, 3}

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