x^9-xy^8=

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Solution for x^9-xy^8= equation:


Simplifying
x9 + -1xy8 = 0

Reorder the terms:
-1xy8 + x9 = 0

Solving
-1xy8 + x9 = 0

Solving for variable 'x'.

Factor out the Greatest Common Factor (GCF), 'x'.
x(-1y8 + x8) = 0

Factor a difference between two squares.
x((y4 + x4)(-1y4 + x4)) = 0

Factor a difference between two squares.
x((y4 + x4)((y2 + x2)(-1y2 + x2))) = 0

Factor a difference between two squares.
x((y4 + x4)((y2 + x2)((y + x)(-1y + x)))) = 0

Subproblem 1

Set the factor 'x' equal to zero and attempt to solve: Simplifying x = 0 Solving x = 0 Move all terms containing x to the left, all other terms to the right. Simplifying x = 0

Subproblem 2

Set the factor '(y4 + x4)' equal to zero and attempt to solve: Simplifying y4 + x4 = 0 Reorder the terms: x4 + y4 = 0 Solving x4 + y4 = 0 Move all terms containing x to the left, all other terms to the right. Add '-1y4' to each side of the equation. x4 + y4 + -1y4 = 0 + -1y4 Combine like terms: y4 + -1y4 = 0 x4 + 0 = 0 + -1y4 x4 = 0 + -1y4 Remove the zero: x4 = -1y4 Simplifying x4 = -1y4 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 '(y2 + x2)' equal to zero and attempt to solve: Simplifying y2 + x2 = 0 Reorder the terms: x2 + y2 = 0 Solving x2 + y2 = 0 Move all terms containing x to the left, all other terms to the right. Add '-1y2' to each side of the equation. x2 + y2 + -1y2 = 0 + -1y2 Combine like terms: y2 + -1y2 = 0 x2 + 0 = 0 + -1y2 x2 = 0 + -1y2 Remove the zero: x2 = -1y2 Simplifying x2 = -1y2 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 '(y + x)' equal to zero and attempt to solve: Simplifying y + x = 0 Reorder the terms: x + y = 0 Solving x + y = 0 Move all terms containing x to the left, all other terms to the right. Add '-1y' to each side of the equation. x + y + -1y = 0 + -1y Combine like terms: y + -1y = 0 x + 0 = 0 + -1y x = 0 + -1y Remove the zero: x = -1y Simplifying x = -1y

Subproblem 5

Set the factor '(-1y + x)' equal to zero and attempt to solve: Simplifying -1y + x = 0 Reorder the terms: x + -1y = 0 Solving x + -1y = 0 Move all terms containing x to the left, all other terms to the right. Add 'y' to each side of the equation. x + -1y + y = 0 + y Combine like terms: -1y + y = 0 x + 0 = 0 + y x = 0 + y Remove the zero: x = y Simplifying x = y

Solution

x = {0, -1y, y}

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