x^8-16x^4=

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


Simplifying
x8 + -16x4 = 0

Reorder the terms:
-16x4 + x8 = 0

Solving
-16x4 + x8 = 0

Solving for variable 'x'.

Factor out the Greatest Common Factor (GCF), 'x4'.
x4(-16 + x4) = 0

Factor a difference between two squares.
x4((4 + x2)(-4 + x2)) = 0

Factor a difference between two squares.
x4((4 + x2)((2 + x)(-2 + x))) = 0

Subproblem 1

Set the factor 'x4' equal to zero and attempt to solve: Simplifying x4 = 0 Solving x4 = 0 Move all terms containing x to the left, all other terms to the right. Simplifying x4 = 0 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 '(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 3

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 4

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

Solution

x = {-2, 2}

See similar equations:

| 10x-20=7x-110 | | 4w+45=6w-5 | | 10x-20=7x-100 | | 6x+40-60+4x=3x-60+4x-40 | | B-1.75=4.25 | | 5+8w+4=2w+3 | | 15x^10y6/5x^3y | | (z+8)+(z+14)=z+46 | | X+6i=7-i-2yi | | 2b=b+36 | | 34=13(13+x) | | 0.5a+0.01(90)=0.02(a+90) | | x^5-4x^3+x^2=4 | | (c-1)+(c)=c+48 | | 3t-40+t^2= | | 5/2=13/x | | 2(17)=13(13+x) | | -3.2b=12.3 | | y=-5/2×-5 | | 2x^2/3x | | 3x^3-12x^2+9x= | | 3(34)-33/11 | | ABY-d=5d | | 172.7/3.14 | | 6.7=log(x/10^-3) | | 3x^3-12x^2=9x | | 4b-22+32=b+50 | | 6=-9 | | n+19n=180 | | 2n+12=180 | | x^2+4y^2-4=0 | | 9b+30=13b-23 |

Equations solver categories