5x^4+16x^2-16=0

Simple and best practice solution for 5x^4+16x^2-16=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+16x^2-16=0 equation:


Simplifying
5x4 + 16x2 + -16 = 0

Reorder the terms:
-16 + 16x2 + 5x4 = 0

Solving
-16 + 16x2 + 5x4 = 0

Solving for variable 'x'.

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

Subproblem 1

Set the factor '(-4 + -1x2)' equal to zero and attempt to solve: Simplifying -4 + -1x2 = 0 Solving -4 + -1x2 = 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 + -1x2 = 0 + 4 Combine like terms: -4 + 4 = 0 0 + -1x2 = 0 + 4 -1x2 = 0 + 4 Combine like terms: 0 + 4 = 4 -1x2 = 4 Divide each side by '-1'. 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 2

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 Take the square root of each side: x = {-0.894427191, 0.894427191}

Solution

x = {-0.894427191, 0.894427191}

See similar equations:

| n+n=64 | | 60/16= | | x^2=7x+1 | | 2/34=5/a | | Sin(t)=0.9997*t | | 3y+-16=11 | | 13x+8x+10x+25=180 | | 300=2x^2+x | | -3=x+6x | | 3m-6m+4=16 | | 1.2x+2.8=8.8 | | 8x+20=3x-10 | | (5y-28)+3y=20 | | 12x+7-8x=23 | | Y=6(0.5)+4 | | -34-10=13 | | -8x+18=-40 | | Y=6(0.5)-4 | | 5x+16=360 | | 4+1=13 | | 2(x-1)=6(x+3) | | 125x-75x+43875=45000-175x | | 6x+4y=254 | | 5x^4-16x^2-16=0 | | 7z=-12 | | 7((3-6x)(7-x))=x((3-6x)(7-x)-6) | | 125x-175x+43875=45000-175x | | Sint=0.9997t | | 12x-10y=-8 | | 2x+8+52+8= | | 5w+.99=4.8+8w | | -5a=125 |

Equations solver categories