2x^4-3x^2+4=0

Simple and best practice solution for 2x^4-3x^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 2x^4-3x^2+4=0 equation:


Simplifying
2x4 + -3x2 + 4 = 0

Reorder the terms:
4 + -3x2 + 2x4 = 0

Solving
4 + -3x2 + 2x4 = 0

Solving for variable 'x'.

Begin completing the square.  Divide all terms by
2 the coefficient of the squared term: 

Divide each side by '2'.
2 + -1.5x2 + x4 = 0

Move the constant term to the right:

Add '-2' to each side of the equation.
2 + -1.5x2 + -2 + x4 = 0 + -2

Reorder the terms:
2 + -2 + -1.5x2 + x4 = 0 + -2

Combine like terms: 2 + -2 = 0
0 + -1.5x2 + x4 = 0 + -2
-1.5x2 + x4 = 0 + -2

Combine like terms: 0 + -2 = -2
-1.5x2 + x4 = -2

The x term is -1.5x2.  Take half its coefficient (-0.75).
Square it (0.5625) and add it to both sides.

Add '0.5625' to each side of the equation.
-1.5x2 + 0.5625 + x4 = -2 + 0.5625

Reorder the terms:
0.5625 + -1.5x2 + x4 = -2 + 0.5625

Combine like terms: -2 + 0.5625 = -1.4375
0.5625 + -1.5x2 + x4 = -1.4375

Factor a perfect square on the left side:
(x2 + -0.75)(x2 + -0.75) = -1.4375

Can't calculate square root of the right side.

The solution to this equation could not be determined.

See similar equations:

| 2x+2y=60.4576 | | 2x^2+2y^2=60.4576 | | 2/7lg | | x^2+x^2=70.710 | | y-0=6(x-4) | | 30700=-36x^2+1440x+19224 | | 2lnx-ln(2x-3)=ln(2x)-ln(x-1) | | 14=2n-5 | | 4ln(x+6)=8 | | q^2+25q+100=0 | | 9+6x-5=19 | | x^3(x-3)(2x+8)=0 | | 1/x-1-1/x-2=0 | | 6y-2(3y-8)+2= | | 10(x+4)=18(x-4) | | 4+5=12 | | 2(c+4)-12= | | 9ln(x)-5=5 | | -5-4t=-14 | | -3-2g=1 | | 12b^2-14b=0 | | 9-6l=-3 | | f(x)=9x^3-13x^2+20+2x^4-36x | | 1650=2310+10x | | 6.1x-2.1(x+2)=3(x+1.5) | | P^2-4p=56 | | 6.1x-2.1(t+2)=3(t+1.5) | | d(sin2t)/dx | | e^8x+5=5 | | 66456/430 | | 5=7m-9 | | 40(s-4)=24s |

Equations solver categories