5x^4+19x^2-4=0

Simple and best practice solution for 5x^4+19x^2-4=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+19x^2-4=0 equation:


Simplifying
5x4 + 19x2 + -4 = 0

Reorder the terms:
-4 + 19x2 + 5x4 = 0

Solving
-4 + 19x2 + 5x4 = 0

Solving for variable 'x'.

Factor a trinomial.
(-4 + -1x2)(1 + -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 '(1 + -5x2)' equal to zero and attempt to solve: Simplifying 1 + -5x2 = 0 Solving 1 + -5x2 = 0 Move all terms containing x to the left, all other terms to the right. Add '-1' to each side of the equation. 1 + -1 + -5x2 = 0 + -1 Combine like terms: 1 + -1 = 0 0 + -5x2 = 0 + -1 -5x2 = 0 + -1 Combine like terms: 0 + -1 = -1 -5x2 = -1 Divide each side by '-5'. x2 = 0.2 Simplifying x2 = 0.2 Take the square root of each side: x = {-0.447213596, 0.447213596}

Solution

x = {-0.447213596, 0.447213596}

See similar equations:

| 250/-50= | | 7(-6)(-3)(9)= | | x/2-7=- | | x=13.6-.2y | | -56/(-8)= | | 3n+6=72 | | 3.6+(-33.2)= | | 100x^2+4=0 | | -22-(-3)= | | 3x?+4=5x?-4 | | 5x+261+6=13*-23 | | -5x+8(2x+1)=30 | | z+4-z+69=8*-48 | | 9/10=x/10 | | 36-6x=13*-6 | | 2(3-t)-(5-4t)=23 | | X/2=0.9 | | 6(3x+4x)7=131 | | 49.95/12 | | 9x+6=X+10 | | .75(8)= | | -27+2(-2)+1= | | -9x^2+15x^2= | | (4v-3)(5v-4)= | | 7.1j-4.3=2.8 | | 3y+1=90 | | 12.3m-5.2=7.1 | | y-5=-1/2(x-4) | | 3h-4(6h-2)=40 | | 156+x=180 | | -(9x-4)= | | -4y+6=10 |

Equations solver categories