x^5-8x^3-9x=0

Simple and best practice solution for x^5-8x^3-9x=0 equation. Check how easy it is, and learn it for the future. Our solution is simple, and easy to understand, so don`t hesitate to use it as a solution of your homework.

If it's not what You are looking for type in the equation solver your own equation and let us solve it.

Solution for x^5-8x^3-9x=0 equation:


Simplifying
x5 + -8x3 + -9x = 0

Reorder the terms:
-9x + -8x3 + x5 = 0

Solving
-9x + -8x3 + x5 = 0

Solving for variable 'x'.

Factor out the Greatest Common Factor (GCF), 'x'.
x(-9 + -8x2 + x4) = 0

Factor a trinomial.
x((-1 + -1x2)(9 + -1x2)) = 0

Factor a difference between two squares.
x((-1 + -1x2)((3 + x)(3 + -1x))) = 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 '(-1 + -1x2)' equal to zero and attempt to solve: Simplifying -1 + -1x2 = 0 Solving -1 + -1x2 = 0 Move all terms containing x to the left, all other terms to the right. Add '1' to each side of the equation. -1 + 1 + -1x2 = 0 + 1 Combine like terms: -1 + 1 = 0 0 + -1x2 = 0 + 1 -1x2 = 0 + 1 Combine like terms: 0 + 1 = 1 -1x2 = 1 Divide each side by '-1'. x2 = -1 Simplifying x2 = -1 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 + x)' equal to zero and attempt to solve: Simplifying 3 + x = 0 Solving 3 + x = 0 Move all terms containing x to the left, all other terms to the right. Add '-3' to each side of the equation. 3 + -3 + x = 0 + -3 Combine like terms: 3 + -3 = 0 0 + x = 0 + -3 x = 0 + -3 Combine like terms: 0 + -3 = -3 x = -3 Simplifying x = -3

Subproblem 4

Set the factor '(3 + -1x)' equal to zero and attempt to solve: Simplifying 3 + -1x = 0 Solving 3 + -1x = 0 Move all terms containing x to the left, all other terms to the right. Add '-3' to each side of the equation. 3 + -3 + -1x = 0 + -3 Combine like terms: 3 + -3 = 0 0 + -1x = 0 + -3 -1x = 0 + -3 Combine like terms: 0 + -3 = -3 -1x = -3 Divide each side by '-1'. x = 3 Simplifying x = 3

Solution

x = {0, -3, 3}

See similar equations:

| 2r^2-7r+1=0 | | 2x*x-59=10 | | 5a^2=5 | | -6.3+1.5=-4.8 | | 4y=36 | | y=m-kx | | -16t^2+8t+24= | | .5(2x^2+48)=0 | | 8x=7x-19 | | 9c=5*f-32 | | x^2+20=-4 | | 40=3.7+6r | | 6+3x=-12-5x | | 12n=11n+17 | | x^2+20=-2 | | 10x^2-9x-9=0 | | 22+2A=5A-9 | | 8+4d=22 | | 2.15=.10(y)+.25(y+11) | | x^3+6x^2-100x=600 | | y^2+24x-24=0 | | x^3+6x^2-100x-600=0 | | x^2+110x-1800=0 | | y=-6-4x | | 3Y-2X-3Y+7X= | | 7x-10=2x-5 | | 5x-17x= | | -2+2x=4 | | y=-4x-6 | | 6x-8=7-2x | | x^5+7x^4-18x^3=0 | | 6(1x+10)=84 |

Equations solver categories