x^8-17x^4+16=

Simple and best practice solution for x^8-17x^4+16= 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^8-17x^4+16= equation:


Simplifying
x8 + -17x4 + 16 = 0

Reorder the terms:
16 + -17x4 + x8 = 0

Solving
16 + -17x4 + x8 = 0

Solving for variable 'x'.

Factor a trinomial.
(1 + -1x4)(16 + -1x4) = 0

Factor a difference between two squares.
((1 + x2)(1 + -1x2))(16 + -1x4) = 0

Factor a difference between two squares.
((1 + x2)((1 + x)(1 + -1x)))(16 + -1x4) = 0

Factor a difference between two squares.
((4 + x2)(4 + -1x2))(1 + x2)(1 + x)(1 + -1x) = 0

Factor a difference between two squares.
((4 + x2)((2 + x)(2 + -1x)))(1 + x2)(1 + x)(1 + -1x) = 0

Subproblem 1

Set the factor '(1 + x2)' equal to zero and attempt to solve: Simplifying 1 + x2 = 0 Solving 1 + x2 = 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 + x2 = 0 + -1 Combine like terms: 1 + -1 = 0 0 + x2 = 0 + -1 x2 = 0 + -1 Combine like terms: 0 + -1 = -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 2

Set the factor '(1 + x)' equal to zero and attempt to solve: Simplifying 1 + x = 0 Solving 1 + x = 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 + x = 0 + -1 Combine like terms: 1 + -1 = 0 0 + x = 0 + -1 x = 0 + -1 Combine like terms: 0 + -1 = -1 x = -1 Simplifying x = -1

Subproblem 3

Set the factor '(1 + -1x)' equal to zero and attempt to solve: Simplifying 1 + -1x = 0 Solving 1 + -1x = 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 + -1x = 0 + -1 Combine like terms: 1 + -1 = 0 0 + -1x = 0 + -1 -1x = 0 + -1 Combine like terms: 0 + -1 = -1 -1x = -1 Divide each side by '-1'. x = 1 Simplifying x = 1

Subproblem 4

Set the factor '(4 + x2)' equal to zero and attempt to solve: Simplifying 4 + x2 = 0 Solving 4 + x2 = 0 Move all terms containing x to the left, all other terms to the right. Add '-4' to each side of the equation. 4 + -4 + x2 = 0 + -4 Combine like terms: 4 + -4 = 0 0 + x2 = 0 + -4 x2 = 0 + -4 Combine like terms: 0 + -4 = -4 x2 = -4 Simplifying x2 = -4 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 '(2 + x)' equal to zero and attempt to solve: Simplifying 2 + x = 0 Solving 2 + x = 0 Move all terms containing x to the left, all other terms to the right. Add '-2' to each side of the equation. 2 + -2 + x = 0 + -2 Combine like terms: 2 + -2 = 0 0 + x = 0 + -2 x = 0 + -2 Combine like terms: 0 + -2 = -2 x = -2 Simplifying x = -2

Subproblem 6

Set the factor '(2 + -1x)' equal to zero and attempt to solve: Simplifying 2 + -1x = 0 Solving 2 + -1x = 0 Move all terms containing x to the left, all other terms to the right. Add '-2' to each side of the equation. 2 + -2 + -1x = 0 + -2 Combine like terms: 2 + -2 = 0 0 + -1x = 0 + -2 -1x = 0 + -2 Combine like terms: 0 + -2 = -2 -1x = -2 Divide each side by '-1'. x = 2 Simplifying x = 2

Solution

x = {-1, 1, -2, 2}

See similar equations:

| 6-2x^2=9t+15 | | 144-(-24)-22= | | 3x+3-4x=x-5 | | 3(2h-12)=66 | | 3h+12=66 | | x+5*6=x+15+15 | | 25x^2+150x+225=0 | | cos(5x)=5 | | 6u^2+4u+13=0 | | z=25x+30p | | (5p^2)-10p+24=0 | | x=25x+30y | | (1-x)+3=0 | | x^2(-16x)+7=0 | | z=25x+30y | | (x^2)-16x+7=0 | | 3x^2+5y^2+z^2=0 | | 2x^3+9x^2=0 | | (4)-(4*5)+(3)= | | 6a-14=42+2 | | 6m-5n=14 | | 5y-x=32 | | 3x^2+5y^2+z^2+8xy-8xz-9=0 | | a^2+8a=513 | | 1+(-x+5)-4=4x-(11-6x) | | 27+(-9)+11+(-27)= | | 5(y-7)=2y+3(y-2) | | 5x-6-2x=8-4x+7 | | (2.5x-5)(6x+1.8)=0 | | x*(-35)=210 | | x*(-35)= | | 40+(180-50-x)+(180-40-(180-50-x))=180 |

Equations solver categories