(D^4-2D^2+1)y=0

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Solution for (D^4-2D^2+1)y=0 equation:


Simplifying
(D4 + -2D2 + 1) * y = 0

Reorder the terms:
(1 + -2D2 + D4) * y = 0

Reorder the terms for easier multiplication:
y(1 + -2D2 + D4) = 0
(1 * y + -2D2 * y + D4 * y) = 0
(1y + -2yD2 + yD4) = 0

Solving
1y + -2yD2 + 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), 'y'.
y(1 + -2D2 + D4) = 0

Factor a trinomial.
y((1 + -1D2)(1 + -1D2)) = 0

Factor a difference between two squares.
y(((1 + D)(1 + -1D))(1 + -1D2)) = 0

Factor a difference between two squares.
y(((1 + D)(1 + -1D))(1 + D)(1 + -1D)) = 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 '(1 + D)' equal to zero and attempt to solve: Simplifying 1 + D = 0 Solving 1 + D = 0 Move all terms containing y to the left, all other terms to the right. Add '-1' to each side of the equation. 1 + -1 + D = 0 + -1 Combine like terms: 1 + -1 = 0 0 + D = 0 + -1 D = 0 + -1 Combine like terms: 0 + -1 = -1 D = -1 Add '-1D' to each side of the equation. D + -1D = -1 + -1D Combine like terms: D + -1D = 0 0 = -1 + -1D Simplifying 0 = -1 + -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 '(1 + -1D)' equal to zero and attempt to solve: Simplifying 1 + -1D = 0 Solving 1 + -1D = 0 Move all terms containing y to the left, all other terms to the right. Add '-1' to each side of the equation. 1 + -1 + -1D = 0 + -1 Combine like terms: 1 + -1 = 0 0 + -1D = 0 + -1 -1D = 0 + -1 Combine like terms: 0 + -1 = -1 -1D = -1 Add 'D' to each side of the equation. -1D + D = -1 + D Combine like terms: -1D + D = 0 0 = -1 + D Simplifying 0 = -1 + D The solution to this equation could not be determined. This subproblem is being ignored because a solution could not be determined.

Subproblem 4

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

Subproblem 5

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

Solution

y = {0}

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