x^7-256x^3=

Simple and best practice solution for x^7-256x^3= 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^7-256x^3= equation:


Simplifying
x7 + -256x3 = 0

Reorder the terms:
-256x3 + x7 = 0

Solving
-256x3 + x7 = 0

Solving for variable 'x'.

Factor out the Greatest Common Factor (GCF), 'x3'.
x3(-256 + x4) = 0

Factor a difference between two squares.
x3((16 + x2)(-16 + x2)) = 0

Factor a difference between two squares.
x3((16 + x2)((4 + x)(-4 + x))) = 0

Subproblem 1

Set the factor 'x3' equal to zero and attempt to solve: Simplifying x3 = 0 Solving x3 = 0 Move all terms containing x to the left, all other terms to the right. Simplifying x3 = 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 '(16 + x2)' equal to zero and attempt to solve: Simplifying 16 + x2 = 0 Solving 16 + x2 = 0 Move all terms containing x to the left, all other terms to the right. Add '-16' to each side of the equation. 16 + -16 + x2 = 0 + -16 Combine like terms: 16 + -16 = 0 0 + x2 = 0 + -16 x2 = 0 + -16 Combine like terms: 0 + -16 = -16 x2 = -16 Simplifying x2 = -16 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 '(4 + x)' equal to zero and attempt to solve: Simplifying 4 + x = 0 Solving 4 + x = 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 + x = 0 + -4 Combine like terms: 4 + -4 = 0 0 + x = 0 + -4 x = 0 + -4 Combine like terms: 0 + -4 = -4 x = -4 Simplifying x = -4

Subproblem 4

Set the factor '(-4 + x)' equal to zero and attempt to solve: Simplifying -4 + x = 0 Solving -4 + x = 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 + x = 0 + 4 Combine like terms: -4 + 4 = 0 0 + x = 0 + 4 x = 0 + 4 Combine like terms: 0 + 4 = 4 x = 4 Simplifying x = 4

Solution

x = {-4, 4}

See similar equations:

| x^2-x-12=2x-2 | | x^2-x-10=10 | | 12x-7=11(x+9)-1 | | 10x-5=9(x+7)+10 | | 4t^2-19t-30=0 | | 3(x-12)-5=16x-93 | | 6x+0.2=4x-0.8 | | 11(x-9)-10=32x-298 | | 6x+0.2=4x-(-0.8) | | X^2-3x-54=(x+6) | | 7x-1=5x-33 | | 7x^2-6=2x | | N^2+20n+91=0 | | 6p=-2+3(1-p) | | 4x^2-15x+27=6x+7 | | 2x+x+7x-5=325 | | 4x+9-8x=-7 | | -9=-3(-6) | | 9x-(x-9)= | | 7x-9=33 | | -3x-4y=2 | | 8x^2=288 | | 2y=-x+4 | | x^2-7x=-5x+3 | | -4(x+5)+162=25+17 | | x^2+9x+9=1 | | -9x+8y=-8 | | 102-4x=23x+18 | | 14-x=204-43x | | 3x-12y=5 | | 10k-k=4k-14 | | 6p+(1-p)=-2+3(1-p) |

Equations solver categories