5y^3-5y^2-5y^2-5y=

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Solution for 5y^3-5y^2-5y^2-5y= equation:


Simplifying
5y3 + -5y2 + -5y2 + -5y = 0

Reorder the terms:
-5y + -5y2 + -5y2 + 5y3 = 0

Combine like terms: -5y2 + -5y2 = -10y2
-5y + -10y2 + 5y3 = 0

Solving
-5y + -10y2 + 5y3 = 0

Solving for variable 'y'.

Factor out the Greatest Common Factor (GCF), '5y'.
5y(-1 + -2y + y2) = 0

Ignore the factor 5.

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 '(-1 + -2y + y2)' equal to zero and attempt to solve: Simplifying -1 + -2y + y2 = 0 Solving -1 + -2y + y2 = 0 Begin completing the square. Move the constant term to the right: Add '1' to each side of the equation. -1 + -2y + 1 + y2 = 0 + 1 Reorder the terms: -1 + 1 + -2y + y2 = 0 + 1 Combine like terms: -1 + 1 = 0 0 + -2y + y2 = 0 + 1 -2y + y2 = 0 + 1 Combine like terms: 0 + 1 = 1 -2y + y2 = 1 The y term is -2y. Take half its coefficient (-1). Square it (1) and add it to both sides. Add '1' to each side of the equation. -2y + 1 + y2 = 1 + 1 Reorder the terms: 1 + -2y + y2 = 1 + 1 Combine like terms: 1 + 1 = 2 1 + -2y + y2 = 2 Factor a perfect square on the left side: (y + -1)(y + -1) = 2 Calculate the square root of the right side: 1.414213562 Break this problem into two subproblems by setting (y + -1) equal to 1.414213562 and -1.414213562.

Subproblem 1

y + -1 = 1.414213562 Simplifying y + -1 = 1.414213562 Reorder the terms: -1 + y = 1.414213562 Solving -1 + y = 1.414213562 Solving for variable 'y'. Move all terms containing y to the left, all other terms to the right. Add '1' to each side of the equation. -1 + 1 + y = 1.414213562 + 1 Combine like terms: -1 + 1 = 0 0 + y = 1.414213562 + 1 y = 1.414213562 + 1 Combine like terms: 1.414213562 + 1 = 2.414213562 y = 2.414213562 Simplifying y = 2.414213562

Subproblem 2

y + -1 = -1.414213562 Simplifying y + -1 = -1.414213562 Reorder the terms: -1 + y = -1.414213562 Solving -1 + y = -1.414213562 Solving for variable 'y'. Move all terms containing y to the left, all other terms to the right. Add '1' to each side of the equation. -1 + 1 + y = -1.414213562 + 1 Combine like terms: -1 + 1 = 0 0 + y = -1.414213562 + 1 y = -1.414213562 + 1 Combine like terms: -1.414213562 + 1 = -0.414213562 y = -0.414213562 Simplifying y = -0.414213562

Solution

The solution to the problem is based on the solutions from the subproblems. y = {2.414213562, -0.414213562}

Solution

y = {0, 2.414213562, -0.414213562}

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