2y^3=5y^2+12y

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Solution for 2y^3=5y^2+12y equation:


Simplifying
2y3 = 5y2 + 12y

Reorder the terms:
2y3 = 12y + 5y2

Solving
2y3 = 12y + 5y2

Solving for variable 'y'.

Reorder the terms:
-12y + -5y2 + 2y3 = 12y + 5y2 + -12y + -5y2

Reorder the terms:
-12y + -5y2 + 2y3 = 12y + -12y + 5y2 + -5y2

Combine like terms: 12y + -12y = 0
-12y + -5y2 + 2y3 = 0 + 5y2 + -5y2
-12y + -5y2 + 2y3 = 5y2 + -5y2

Combine like terms: 5y2 + -5y2 = 0
-12y + -5y2 + 2y3 = 0

Factor out the Greatest Common Factor (GCF), 'y'.
y(-12 + -5y + 2y2) = 0

Factor a trinomial.
y((-3 + -2y)(4 + -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 + -2y)' equal to zero and attempt to solve: Simplifying -3 + -2y = 0 Solving -3 + -2y = 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 + -2y = 0 + 3 Combine like terms: -3 + 3 = 0 0 + -2y = 0 + 3 -2y = 0 + 3 Combine like terms: 0 + 3 = 3 -2y = 3 Divide each side by '-2'. y = -1.5 Simplifying y = -1.5

Subproblem 3

Set the factor '(4 + -1y)' equal to zero and attempt to solve: Simplifying 4 + -1y = 0 Solving 4 + -1y = 0 Move all terms containing y to the left, all other terms to the right. Add '-4' to each side of the equation. 4 + -4 + -1y = 0 + -4 Combine like terms: 4 + -4 = 0 0 + -1y = 0 + -4 -1y = 0 + -4 Combine like terms: 0 + -4 = -4 -1y = -4 Divide each side by '-1'. y = 4 Simplifying y = 4

Solution

y = {0, -1.5, 4}

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