9x^4-12x^2+4=0

Simple and best practice solution for 9x^4-12x^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 9x^4-12x^2+4=0 equation:


Simplifying
9x4 + -12x2 + 4 = 0

Reorder the terms:
4 + -12x2 + 9x4 = 0

Solving
4 + -12x2 + 9x4 = 0

Solving for variable 'x'.

Factor a trinomial.
(2 + -3x2)(2 + -3x2) = 0

Subproblem 1

Set the factor '(2 + -3x2)' equal to zero and attempt to solve: Simplifying 2 + -3x2 = 0 Solving 2 + -3x2 = 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 + -3x2 = 0 + -2 Combine like terms: 2 + -2 = 0 0 + -3x2 = 0 + -2 -3x2 = 0 + -2 Combine like terms: 0 + -2 = -2 -3x2 = -2 Divide each side by '-3'. x2 = 0.6666666667 Simplifying x2 = 0.6666666667 Take the square root of each side: x = {-0.816496581, 0.816496581}

Subproblem 2

Set the factor '(2 + -3x2)' equal to zero and attempt to solve: Simplifying 2 + -3x2 = 0 Solving 2 + -3x2 = 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 + -3x2 = 0 + -2 Combine like terms: 2 + -2 = 0 0 + -3x2 = 0 + -2 -3x2 = 0 + -2 Combine like terms: 0 + -2 = -2 -3x2 = -2 Divide each side by '-3'. x2 = 0.6666666667 Simplifying x2 = 0.6666666667 Take the square root of each side: x = {-0.816496581, 0.816496581}

Solution

x = {-0.816496581, 0.816496581, -0.816496581, 0.816496581}

See similar equations:

| -3x+4/3=8/3 | | 6-(-3)-5= | | -6-(-15)+(-4)= | | n+4+5=6 | | -3+4/3=8/3 | | 2/10b=99 | | 3x+6=67 | | y+2y=3+3(6+1) | | -8-y=40 | | -5(p+1)=-5 | | 5p^2+3p-7=0 | | 8(c+3)+4c= | | 3.5m=105 | | 10n^2+33n-54=0 | | 2x/5+20=10 | | 3/7+4/9 | | 5x-25=3x-43 | | x^2=8x+140 | | 3(4x+5)+x=54 | | 5x^2-8x+1=5 | | -23=2a-10-3a | | 25y=-5x | | -1=4-5a | | 18b^2-39b+18=0 | | -4(4x-5)-5x=-43 | | x(1.02)=10000 | | 8y=7y+6 | | Y+2=-3(x-1) | | -5-6(3n-6)=31 | | 16=5(p)4 | | 14=-2(2n-1) | | 24n^2+48n-126=0 |

Equations solver categories