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

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


Simplifying
2 + 3x2 + -1x4 = 0

Solving
2 + 3x2 + -1x4 = 0

Solving for variable 'x'.

Begin completing the square.  Divide all terms by
-1 the coefficient of the squared term: 

Divide each side by '-1'.
-2 + -3x2 + x4 = 0

Move the constant term to the right:

Add '2' to each side of the equation.
-2 + -3x2 + 2 + x4 = 0 + 2

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

Combine like terms: -2 + 2 = 0
0 + -3x2 + x4 = 0 + 2
-3x2 + x4 = 0 + 2

Combine like terms: 0 + 2 = 2
-3x2 + x4 = 2

The x term is -3x2.  Take half its coefficient (-1.5).
Square it (2.25) and add it to both sides.

Add '2.25' to each side of the equation.
-3x2 + 2.25 + x4 = 2 + 2.25

Reorder the terms:
2.25 + -3x2 + x4 = 2 + 2.25

Combine like terms: 2 + 2.25 = 4.25
2.25 + -3x2 + x4 = 4.25

Factor a perfect square on the left side:
(x2 + -1.5)(x2 + -1.5) = 4.25

Calculate the square root of the right side: 2.061552813

Break this problem into two subproblems by setting 
(x2 + -1.5) equal to 2.061552813 and -2.061552813.

Subproblem 1

x2 + -1.5 = 2.061552813 Simplifying x2 + -1.5 = 2.061552813 Reorder the terms: -1.5 + x2 = 2.061552813 Solving -1.5 + x2 = 2.061552813 Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '1.5' to each side of the equation. -1.5 + 1.5 + x2 = 2.061552813 + 1.5 Combine like terms: -1.5 + 1.5 = 0.0 0.0 + x2 = 2.061552813 + 1.5 x2 = 2.061552813 + 1.5 Combine like terms: 2.061552813 + 1.5 = 3.561552813 x2 = 3.561552813 Simplifying x2 = 3.561552813 Take the square root of each side: x = {-1.887207676, 1.887207676}

Subproblem 2

x2 + -1.5 = -2.061552813 Simplifying x2 + -1.5 = -2.061552813 Reorder the terms: -1.5 + x2 = -2.061552813 Solving -1.5 + x2 = -2.061552813 Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '1.5' to each side of the equation. -1.5 + 1.5 + x2 = -2.061552813 + 1.5 Combine like terms: -1.5 + 1.5 = 0.0 0.0 + x2 = -2.061552813 + 1.5 x2 = -2.061552813 + 1.5 Combine like terms: -2.061552813 + 1.5 = -0.561552813 x2 = -0.561552813 Simplifying x2 = -0.561552813 Reorder the terms: 0.561552813 + x2 = -0.561552813 + 0.561552813 Combine like terms: -0.561552813 + 0.561552813 = 0.000000000 0.561552813 + x2 = 0.000000000 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:

| 4x-8-1/2=2 | | 703w/h*2 | | Z-6z=7z-5-z | | 5+(a+8)=(5+a)+8 | | 7r^2+45r=28 | | 16t^2-2304=0 | | 1/3(5x-6)x | | 4p+2-2p=-2p+6-6p | | -30=5(8r+8)-6(3-2r) | | 16t^2-128t-192=0 | | x=5-20 | | 14-2y/2 | | 3x^2-31x+30=0 | | 3(x-4)=-9(x+1)+29 | | (95-x)/(x-25)=2.4 | | 4x+y+8z=10 | | 3(x-4)=-9(4x+1)+29 | | (95-x)/(x-25) | | x^2-100x+5100=0 | | 30=n+6 | | n-4=4-9 | | v=lxw | | 4b-24+19= | | 3*1/x | | -18x+8x^3=0 | | 3(b-3)-4=4(b-7) | | 3x+2y-z=7 | | -1/2x=20 | | 7x+4y+6z-2x+5z-7y= | | -x/4=1 | | X/2-3x/5=121 | | x=16x^2-8x+7 |

Equations solver categories