5x^4-14x^2+8=0

Simple and best practice solution for 5x^4-14x^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^4-14x^2+8=0 equation:


Simplifying
5x4 + -14x2 + 8 = 0

Reorder the terms:
8 + -14x2 + 5x4 = 0

Solving
8 + -14x2 + 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 Take the square root of each side: x = {-0.894427191, 0.894427191}

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 = {-0.894427191, 0.894427191, -1.414213562, 1.414213562}

See similar equations:

| 8n+4=9+3n | | 90-z+90-z+2z=180 | | -7=-7x+7 | | 10/3=z/8 | | 4x+10+x+40=180 | | -25=1/3n-0 | | (x+1)(x-1)=199p | | -3.9m+4.6=55.69 | | 6+3b=5b-2-7b+13 | | 1-3/x=4/x^2 | | 3(x-p)+c(x-p)= | | 1+.5y=0 | | Y^2-14y-120=0 | | y=cos(bx) | | 9x^2+23x+15=0 | | 45=3x-15 | | x+10=2x+6 | | (5/2y)y=360 | | -3x+15=2x-5 | | 1+.05y=0 | | 2t+33=5t+18 | | 8+2x=76 | | 2(v-4)-1=-2(-1+4v) | | (4x-1)(3x-2)= | | 19u=18u-18 | | 4y-17=43 | | D^6(3x^6+4x^4+3x^5+3x)=0 | | -5=-4x+2x+9 | | 12/y=-3 | | X+82=75 | | 18-3.8t=7.36-9.1t | | g/4--6=10 |

Equations solver categories