x^8-13x^4+36=

Simple and best practice solution for x^8-13x^4+36= 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^8-13x^4+36= equation:


Simplifying
x8 + -13x4 + 36 = 0

Reorder the terms:
36 + -13x4 + x8 = 0

Solving
36 + -13x4 + x8 = 0

Solving for variable 'x'.

Factor a trinomial.
(4 + -1x4)(9 + -1x4) = 0

Factor a difference between two squares.
((2 + x2)(2 + -1x2))(9 + -1x4) = 0

Factor a difference between two squares.
((3 + x2)(3 + -1x2))(2 + x2)(2 + -1x2) = 0

Subproblem 1

Set the factor '(2 + x2)' equal to zero and attempt to solve: Simplifying 2 + x2 = 0 Solving 2 + x2 = 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 + x2 = 0 + -2 Combine like terms: 2 + -2 = 0 0 + x2 = 0 + -2 x2 = 0 + -2 Combine like terms: 0 + -2 = -2 x2 = -2 Simplifying x2 = -2 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 '(2 + -1x2)' equal to zero and attempt to solve: Simplifying 2 + -1x2 = 0 Solving 2 + -1x2 = 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 + -1x2 = 0 + -2 Combine like terms: 2 + -2 = 0 0 + -1x2 = 0 + -2 -1x2 = 0 + -2 Combine like terms: 0 + -2 = -2 -1x2 = -2 Divide each side by '-1'. x2 = 2 Simplifying x2 = 2 Take the square root of each side: x = {-1.414213562, 1.414213562}

Subproblem 3

Set the factor '(3 + x2)' equal to zero and attempt to solve: Simplifying 3 + x2 = 0 Solving 3 + x2 = 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 + x2 = 0 + -3 Combine like terms: 3 + -3 = 0 0 + x2 = 0 + -3 x2 = 0 + -3 Combine like terms: 0 + -3 = -3 x2 = -3 Simplifying x2 = -3 The solution to this equation could not be determined. This subproblem is being ignored because a solution could not be determined.

Subproblem 4

Set the factor '(3 + -1x2)' equal to zero and attempt to solve: Simplifying 3 + -1x2 = 0 Solving 3 + -1x2 = 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 + -1x2 = 0 + -3 Combine like terms: 3 + -3 = 0 0 + -1x2 = 0 + -3 -1x2 = 0 + -3 Combine like terms: 0 + -3 = -3 -1x2 = -3 Divide each side by '-1'. x2 = 3 Simplifying x2 = 3 Take the square root of each side: x = {-1.732050808, 1.732050808}

Solution

x = {-1.414213562, 1.414213562, -1.732050808, 1.732050808}

See similar equations:

| 50x+100y=377500 | | 32+4x=2x+6(2x-8) | | P(A)=0.93 | | 5log(3x)-2=8 | | x^3-79x+210=0 | | 8(1+2r)=-5r-13 | | e+(-34)=-30 | | 2.5ln(2x+1)=1.6 | | v-(-11)=-27 | | 5(1+3n)-2n=-19+5n | | x^8-20x^4+64= | | -26=x/9-10 | | X+6=-276 | | -3=z/2-23 | | 5x^2-x=2 | | Z/5-20=22 | | 5(-5p-6)-3=-7p+39 | | 5(3x+1)+2x=4x+5 | | -6=4x-18 | | 6w+-72=0 | | X+6=276 | | -0.5(0.3*-1.57-0.7)=0.2*-1.57+0.9 | | -10-2x=8 | | -4(x-5)=6+3x | | 1=7x-x^2 | | 3x-7(3x-4)=5(2x-7) | | rx^3-25x=0 | | .2lnx=1.8 | | -5(-4+8n)-3=-26+3n | | x^2+7y^2=49 | | 8n^2-24n/n-3 | | 4s+3b=8s+b |

Equations solver categories