(D^4+6D^3+9D^2)y=0

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Solution for (D^4+6D^3+9D^2)y=0 equation:


Simplifying
(D4 + 6D3 + 9D2) * y = 0

Reorder the terms:
(9D2 + 6D3 + D4) * y = 0

Reorder the terms for easier multiplication:
y(9D2 + 6D3 + D4) = 0
(9D2 * y + 6D3 * y + D4 * y) = 0
(9yD2 + 6yD3 + yD4) = 0

Solving
9yD2 + 6yD3 + yD4 = 0

Solving for variable 'y'.

Move all terms containing y to the left, all other terms to the right.

Factor out the Greatest Common Factor (GCF), 'yD2'.
yD2(9 + 6D + D2) = 0

Factor a trinomial.
yD2((3 + D)(3 + D)) = 0

Subproblem 1

Set the factor 'yD2' equal to zero and attempt to solve: Simplifying yD2 = 0 Solving yD2 = 0 Move all terms containing y to the left, all other terms to the right. Simplifying yD2 = 0 The solution to this equation could not be determined. This subproblem is being ignored because a solution could not be determined.

Subproblem 2

Set the factor '(3 + D)' equal to zero and attempt to solve: Simplifying 3 + D = 0 Solving 3 + D = 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 + D = 0 + -3 Combine like terms: 3 + -3 = 0 0 + D = 0 + -3 D = 0 + -3 Combine like terms: 0 + -3 = -3 D = -3 Add '-1D' to each side of the equation. D + -1D = -3 + -1D Combine like terms: D + -1D = 0 0 = -3 + -1D Simplifying 0 = -3 + -1D The solution to this equation could not be determined. This subproblem is being ignored because a solution could not be determined.

Subproblem 3

Set the factor '(3 + D)' equal to zero and attempt to solve: Simplifying 3 + D = 0 Solving 3 + D = 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 + D = 0 + -3 Combine like terms: 3 + -3 = 0 0 + D = 0 + -3 D = 0 + -3 Combine like terms: 0 + -3 = -3 D = -3 Add '-1D' to each side of the equation. D + -1D = -3 + -1D Combine like terms: D + -1D = 0 0 = -3 + -1D Simplifying 0 = -3 + -1D The solution to this equation could not be determined. This subproblem is being ignored because a solution could not be determined. The solution to this equation could not be determined.

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