49x^4+126x^2+81=0

Simple and best practice solution for 49x^4+126x^2+81=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 49x^4+126x^2+81=0 equation:


Simplifying
49x4 + 126x2 + 81 = 0

Reorder the terms:
81 + 126x2 + 49x4 = 0

Solving
81 + 126x2 + 49x4 = 0

Solving for variable 'x'.

Factor a trinomial.
(9 + 7x2)(9 + 7x2) = 0

Subproblem 1

Set the factor '(9 + 7x2)' equal to zero and attempt to solve: Simplifying 9 + 7x2 = 0 Solving 9 + 7x2 = 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 + 7x2 = 0 + -9 Combine like terms: 9 + -9 = 0 0 + 7x2 = 0 + -9 7x2 = 0 + -9 Combine like terms: 0 + -9 = -9 7x2 = -9 Divide each side by '7'. x2 = -1.285714286 Simplifying x2 = -1.285714286 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 '(9 + 7x2)' equal to zero and attempt to solve: Simplifying 9 + 7x2 = 0 Solving 9 + 7x2 = 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 + 7x2 = 0 + -9 Combine like terms: 9 + -9 = 0 0 + 7x2 = 0 + -9 7x2 = 0 + -9 Combine like terms: 0 + -9 = -9 7x2 = -9 Divide each side by '7'. x2 = -1.285714286 Simplifying x2 = -1.285714286 The solution to this equation could not be determined. This subproblem is being ignored because a solution could not be determined. The solution to this equation could not be determined.

See similar equations:

| 3x^2+31x-10=0 | | x+5=8x-6 | | -2x-3y=-24 | | 2(5x^2-50)=0 | | -10x-(5-4x)= | | 6x+2x+8=x+15 | | 14r=77 | | 3x^2-11x-9=x^2+6x-x(x+1)+1 | | b^2+12+c=0 | | 6(x+y)=x | | 0.86x+0.9(12-x)=10.56 | | 6+18/3*4= | | V=Ihw | | 1.5y=45 | | -30+5x-8x=42 | | 5s-10=92.05 | | 5+6p= | | -5(x-7)=-35 | | 5=-19cos(.42x) | | (3l+9)(3l-9)l= | | 30m^2-48m=0 | | 5(2x)-3=20+15 | | 4(n-3)=15 | | 9(7a+6b)= | | -3t-15=9 | | (5+5i)(3-3i)= | | 5=-19cos(2x) | | -x+y=x+-5 | | R+9.5=15.34 | | (c+d)2= | | 180n-360=162n | | 4y*4y=64 |

Equations solver categories