x^4+9x^2=0

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


Simplifying
x4 + 9x2 = 0

Reorder the terms:
9x2 + x4 = 0

Solving
9x2 + x4 = 0

Solving for variable 'x'.

Factor out the Greatest Common Factor (GCF), 'x2'.
x2(9 + x2) = 0

Subproblem 1

Set the factor 'x2' equal to zero and attempt to solve: Simplifying x2 = 0 Solving x2 = 0 Move all terms containing x to the left, all other terms to the right. Simplifying x2 = 0 Take the square root of each side: x = {0}

Subproblem 2

Set the factor '(9 + x2)' equal to zero and attempt to solve: Simplifying 9 + x2 = 0 Solving 9 + x2 = 0 Move all terms containing x to the left, all other terms to the right. Add '-9' to each side of the equation. 9 + -9 + x2 = 0 + -9 Combine like terms: 9 + -9 = 0 0 + x2 = 0 + -9 x2 = 0 + -9 Combine like terms: 0 + -9 = -9 x2 = -9 Simplifying x2 = -9 The solution to this equation could not be determined. This subproblem is being ignored because a solution could not be determined.

Solution

x = {0}

See similar equations:

| Y=16x^2-9 | | 6(x-20)=240 | | x^2+2x=13x-28 | | 6+9y=54 | | x+6=-(6x+6) | | 12x^2+17x-12=0 | | 2(7x-4)+3=51 | | 0.50x+.50(2-x)=.10(82) | | x^2-n-68=0 | | 0=2.84x-5617.2 | | 44-7x=11x+16 | | .9w-.5w+.1w=2 | | (ac+5a)+(-3c-15)= | | 9x+3x=36 | | (8-2x)=12 | | 3x^2-20=10x+8 | | 6+2x=7x+9 | | 5x+100=900/3 | | U=F(b+A)forb | | p(q)=100-2q | | -5(x-4)-29=-9 | | 4-3(f-1)=x | | 2x+26=5x+5 | | (8x-2x)=12 | | 4.(5-x)=2.(x+3) | | 16p+19p+-16p=19 | | 10v-4v=18 | | x+2x+16=82 | | 32X^5-72X= | | 13y-9y-4=8 | | 15u-14u-1=11 | | 2/7x-7/20x=4 |

Equations solver categories