5x^4-6x^2-8=0

Simple and best practice solution for 5x^4-6x^2-8=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 5x^4-6x^2-8=0 equation:


Simplifying
5x4 + -6x2 + -8 = 0

Reorder the terms:
-8 + -6x2 + 5x4 = 0

Solving
-8 + -6x2 + 5x4 = 0

Solving for variable 'x'.

Factor a trinomial.
(-4 + -5x2)(2 + -1x2) = 0

Subproblem 1

Set the factor '(-4 + -5x2)' equal to zero and attempt to solve: Simplifying -4 + -5x2 = 0 Solving -4 + -5x2 = 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 + -5x2 = 0 + 4 Combine like terms: -4 + 4 = 0 0 + -5x2 = 0 + 4 -5x2 = 0 + 4 Combine like terms: 0 + 4 = 4 -5x2 = 4 Divide each side by '-5'. x2 = -0.8 Simplifying x2 = -0.8 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}

Solution

x = {-1.414213562, 1.414213562}

See similar equations:

| 6x-2+3x=16 | | -5.5+8.4d=-7.4 | | Y=40x-80 | | .5x=-2 | | 10x-3(5+14x)+(-153)=6(x+2) | | 9+4+2q-19=0 | | -5-4/9 | | -15(-7x+34)=330 | | 12+7h=16+5h | | 4.6x+13.5=50.3 | | -4.1-3.7c=-2.2 | | f(7)=5x-4 | | 10d+7=4(9d+3) | | 6n-8-3n=28 | | 7(y+5)+2y-12= | | 14e-7-3=6-6e | | 3/7x77/6 | | (7x+5)+(-8+6)= | | 2x+156=4x | | 2.7+8.6n=-4.2 | | y-4=1/2(x-4) | | 8.57-20.9= | | 40+35m=90+25m | | 2(2)-14=-5(2) | | 40m+35=90m+25 | | 3(2p+5)-4= | | 25u+7u=23+92 | | log(20x)-log(4)=2 | | 700-2x=700-4(175) | | 7(3u-u)+u=5-2u | | 2a-5(a+1)-3a=-1 | | 700-2x=700-4(125) |

Equations solver categories