x^4-2x^2+1=0

Simple and best practice solution for x^4-2x^2+1=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^4-2x^2+1=0 equation:


Simplifying
x4 + -2x2 + 1 = 0

Reorder the terms:
1 + -2x2 + x4 = 0

Solving
1 + -2x2 + x4 = 0

Solving for variable 'x'.

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

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

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

Subproblem 1

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 2

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 3

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 4

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

Solution

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

See similar equations:

| y^2(y-3)(y^2-9)=0 | | 6[3y-2(y-1)]-2+7y=0 | | 2f+6f=8-4f | | (x-1)(x^2+x-2)=0 | | 0=11+2q | | -14-6b+7-2b=1+5b | | Y=-0.5x+120 | | 12+5x=6+11x | | 2x^2-8x+3=0 | | 3t(t+1)=4(t+1) | | 12x+8=6x+29 | | 6x-14x=12 | | 27x^3+18x^2-12x-8=0 | | x=(x-6)(x-6) | | -6x+1=2x-79 | | 132-3x=42x+22 | | 4(x+y)+2x-8x=16 | | (y-4)(y-4)=2y | | w-9=16+2 | | 12+7n=-6 | | 49=n-11 | | t-18620=19000 | | 10-8x=74-36x | | G=U-TS | | 2x-5=65 | | n-12=4 | | m-16=15 | | 2g+16=-9 | | 1+7x=2x+36 | | 2x+11=-79-7x | | 5+2x=3x-6 | | 149-6x=3x+23 |

Equations solver categories