y^5-9y=0

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Solution for y^5-9y=0 equation:


Simplifying
y5 + -9y = 0

Reorder the terms:
-9y + y5 = 0

Solving
-9y + y5 = 0

Solving for variable 'y'.

Factor out the Greatest Common Factor (GCF), 'y'.
y(-9 + y4) = 0

Factor a difference between two squares.
y((3 + y2)(-3 + y2)) = 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 '(3 + y2)' equal to zero and attempt to solve: Simplifying 3 + y2 = 0 Solving 3 + y2 = 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 + y2 = 0 + -3 Combine like terms: 3 + -3 = 0 0 + y2 = 0 + -3 y2 = 0 + -3 Combine like terms: 0 + -3 = -3 y2 = -3 Simplifying y2 = -3 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 + y2)' equal to zero and attempt to solve: Simplifying -3 + y2 = 0 Solving -3 + y2 = 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 + y2 = 0 + 3 Combine like terms: -3 + 3 = 0 0 + y2 = 0 + 3 y2 = 0 + 3 Combine like terms: 0 + 3 = 3 y2 = 3 Simplifying y2 = 3 Take the square root of each side: y = {-1.732050808, 1.732050808}

Solution

y = {0, -1.732050808, 1.732050808}

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