3x^4+4x^2+11=0

Simple and best practice solution for 3x^4+4x^2+11=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 3x^4+4x^2+11=0 equation:


Simplifying
3x4 + 4x2 + 11 = 0

Reorder the terms:
11 + 4x2 + 3x4 = 0

Solving
11 + 4x2 + 3x4 = 0

Solving for variable 'x'.

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

Divide each side by '3'.
3.666666667 + 1.333333333x2 + x4 = 0

Move the constant term to the right:

Add '-3.666666667' to each side of the equation.
3.666666667 + 1.333333333x2 + -3.666666667 + x4 = 0 + -3.666666667

Reorder the terms:
3.666666667 + -3.666666667 + 1.333333333x2 + x4 = 0 + -3.666666667

Combine like terms: 3.666666667 + -3.666666667 = 0.000000000
0.000000000 + 1.333333333x2 + x4 = 0 + -3.666666667
1.333333333x2 + x4 = 0 + -3.666666667

Combine like terms: 0 + -3.666666667 = -3.666666667
1.333333333x2 + x4 = -3.666666667

The x term is 1.333333333x2.  Take half its coefficient (0.6666666665).
Square it (0.4444444442) and add it to both sides.

Add '0.4444444442' to each side of the equation.
1.333333333x2 + 0.4444444442 + x4 = -3.666666667 + 0.4444444442

Reorder the terms:
0.4444444442 + 1.333333333x2 + x4 = -3.666666667 + 0.4444444442

Combine like terms: -3.666666667 + 0.4444444442 = -3.2222222228
0.4444444442 + 1.333333333x2 + x4 = -3.2222222228

Factor a perfect square on the left side:
(x2 + 0.6666666665)(x2 + 0.6666666665) = -3.2222222228

Can't calculate square root of the right side.

The solution to this equation could not be determined.

See similar equations:

| 4x+50-x+10=90 | | 12(x-3)=2(6x-2)-32 | | 4x+-5(2x+1)=6x+1 | | -39.671192x^2+x+443.432625675216=0 | | 39.74+.50x=90 | | 5=7w | | 4x+-5(2x+1)=-6x+5 | | 6x+16=3x+82 | | 1.1x^2+2x+15=0 | | 1+2=11p | | 4x+-5(2x+1)=1x+-5 | | 2(x-2)x^2+8=32 | | 4x+-5(2x+1)=0x+-5 | | 4x+-5(2x+1)=-6x+0 | | x=110-.06x | | 2x^4-7x^3-2x^2-7x=4 | | 384=160t+16t^2 | | (x-3)(x-3)4x(x-5)=0 | | X^3-26x+44=0 | | 19x+8=21x-4 | | 3x^4-11x^2y+6y^2=0 | | -8+x+6x=41 | | f(-2)=-10 | | log(25-3x)=0 | | 5(2y+4)+(-31y)= | | 92=-5x-5x+2 | | 2x^4-7x^3-2x^2-7x-4=0 | | X^3-47X-72=0 | | X-18=6y | | -3x-4x+7x=1 | | 2+11= | | 1-7x-4x=100 |

Equations solver categories