(D^3-8D^2-15D)y=0

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Solution for (D^3-8D^2-15D)y=0 equation: 


Simplifying
(D3 + -8D2 + -15D) * y = 0

Reorder the terms:
(-15D + -8D2 + D3) * y = 0

Reorder the terms for easier multiplication:
y(-15D + -8D2 + D3) = 0
(-15D * y + -8D2 * y + D3 * y) = 0
(-15yD + -8yD2 + yD3) = 0

Solving
-15yD + -8yD2 + yD3 = 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), 'yD'.
yD(-15 + -8D + D2) = 0


Subproblem 1
Set the factor 'yD' equal to zero and attempt to solve:

Simplifying
yD = 0

Solving
yD = 0

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

Simplifying
yD = 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 '(-15 + -8D + D2)' equal to zero and attempt to solve:

Simplifying
-15 + -8D + D2 = 0

Solving
-15 + -8D + D2 = 0

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

Add '15' to each side of the equation.
-15 + -8D + 15 + D2 = 0 + 15

Reorder the terms:
-15 + 15 + -8D + D2 = 0 + 15

Combine like terms: -15 + 15 = 0
0 + -8D + D2 = 0 + 15
-8D + D2 = 0 + 15

Combine like terms: 0 + 15 = 15
-8D + D2 = 15

Add '8D' to each side of the equation.
-8D + 8D + D2 = 15 + 8D

Combine like terms: -8D + 8D = 0
0 + D2 = 15 + 8D
D2 = 15 + 8D

Add '-1D2' to each side of the equation.
D2 + -1D2 = 15 + 8D + -1D2

Combine like terms: D2 + -1D2 = 0
0 = 15 + 8D + -1D2

Simplifying
0 = 15 + 8D + -1D2

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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