-6y^2(8y+y^2-4)=

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Solution for -6y^2(8y+y^2-4)= equation:


Simplifying
-6y2(8y + y2 + -4) = 0

Reorder the terms:
-6y2(-4 + 8y + y2) = 0
(-4 * -6y2 + 8y * -6y2 + y2 * -6y2) = 0
(24y2 + -48y3 + -6y4) = 0

Solving
24y2 + -48y3 + -6y4 = 0

Solving for variable 'y'.

Factor out the Greatest Common Factor (GCF), '6y2'.
6y2(4 + -8y + -1y2) = 0

Ignore the factor 6.

Subproblem 1

Set the factor 'y2' equal to zero and attempt to solve: Simplifying y2 = 0 Solving y2 = 0 Move all terms containing y to the left, all other terms to the right. Simplifying y2 = 0 Take the square root of each side: y = {0}

Subproblem 2

Set the factor '(4 + -8y + -1y2)' equal to zero and attempt to solve: Simplifying 4 + -8y + -1y2 = 0 Solving 4 + -8y + -1y2 = 0 Begin completing the square. Divide all terms by -1 the coefficient of the squared term: Divide each side by '-1'. -4 + 8y + y2 = 0 Move the constant term to the right: Add '4' to each side of the equation. -4 + 8y + 4 + y2 = 0 + 4 Reorder the terms: -4 + 4 + 8y + y2 = 0 + 4 Combine like terms: -4 + 4 = 0 0 + 8y + y2 = 0 + 4 8y + y2 = 0 + 4 Combine like terms: 0 + 4 = 4 8y + y2 = 4 The y term is 8y. Take half its coefficient (4). Square it (16) and add it to both sides. Add '16' to each side of the equation. 8y + 16 + y2 = 4 + 16 Reorder the terms: 16 + 8y + y2 = 4 + 16 Combine like terms: 4 + 16 = 20 16 + 8y + y2 = 20 Factor a perfect square on the left side: (y + 4)(y + 4) = 20 Calculate the square root of the right side: 4.472135955 Break this problem into two subproblems by setting (y + 4) equal to 4.472135955 and -4.472135955.

Subproblem 1

y + 4 = 4.472135955 Simplifying y + 4 = 4.472135955 Reorder the terms: 4 + y = 4.472135955 Solving 4 + y = 4.472135955 Solving for variable 'y'. Move all terms containing y to the left, all other terms to the right. Add '-4' to each side of the equation. 4 + -4 + y = 4.472135955 + -4 Combine like terms: 4 + -4 = 0 0 + y = 4.472135955 + -4 y = 4.472135955 + -4 Combine like terms: 4.472135955 + -4 = 0.472135955 y = 0.472135955 Simplifying y = 0.472135955

Subproblem 2

y + 4 = -4.472135955 Simplifying y + 4 = -4.472135955 Reorder the terms: 4 + y = -4.472135955 Solving 4 + y = -4.472135955 Solving for variable 'y'. Move all terms containing y to the left, all other terms to the right. Add '-4' to each side of the equation. 4 + -4 + y = -4.472135955 + -4 Combine like terms: 4 + -4 = 0 0 + y = -4.472135955 + -4 y = -4.472135955 + -4 Combine like terms: -4.472135955 + -4 = -8.472135955 y = -8.472135955 Simplifying y = -8.472135955

Solution

The solution to the problem is based on the solutions from the subproblems. y = {0.472135955, -8.472135955}

Solution

y = {0, 0.472135955, -8.472135955}

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