9x^2-11x+11=0

Simple and best practice solution for 9x^2-11x+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 9x^2-11x+11=0 equation:


Simplifying
9x2 + -11x + 11 = 0

Reorder the terms:
11 + -11x + 9x2 = 0

Solving
11 + -11x + 9x2 = 0

Solving for variable 'x'.

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

Divide each side by '9'.
1.222222222 + -1.222222222x + x2 = 0

Move the constant term to the right:

Add '-1.222222222' to each side of the equation.
1.222222222 + -1.222222222x + -1.222222222 + x2 = 0 + -1.222222222

Reorder the terms:
1.222222222 + -1.222222222 + -1.222222222x + x2 = 0 + -1.222222222

Combine like terms: 1.222222222 + -1.222222222 = 0.000000000
0.000000000 + -1.222222222x + x2 = 0 + -1.222222222
-1.222222222x + x2 = 0 + -1.222222222

Combine like terms: 0 + -1.222222222 = -1.222222222
-1.222222222x + x2 = -1.222222222

The x term is -1.222222222x.  Take half its coefficient (-0.611111111).
Square it (0.3734567900) and add it to both sides.

Add '0.3734567900' to each side of the equation.
-1.222222222x + 0.3734567900 + x2 = -1.222222222 + 0.3734567900

Reorder the terms:
0.3734567900 + -1.222222222x + x2 = -1.222222222 + 0.3734567900

Combine like terms: -1.222222222 + 0.3734567900 = -0.848765432
0.3734567900 + -1.222222222x + x2 = -0.848765432

Factor a perfect square on the left side:
(x + -0.611111111)(x + -0.611111111) = -0.848765432

Can't calculate square root of the right side.

The solution to this equation could not be determined.

See similar equations:

| 7x+2(x-3)=3x | | (x+7)(x^2+5x-9)= | | 2.75x=8 | | 3.9=log(x) | | (y+2)(y+9)= | | X^2+-12=0 | | log(3x)=log(4)+log(9) | | 12+-36=-27-6+63 | | -2n-2/3 | | 1.3x=5.4+x | | 4x-4=2x+30 | | (x+7)(x^2+5-9)= | | -2x^2+18=8 | | -(3/8)x=24 | | 14/x=4,50 | | 4x/5-32/5=(-6x+2)+.4 | | 4x^4+81=0 | | 9y-1=18-4y | | 14/x=4,70 | | 5*2.2x=25 | | 19=-2+9 | | 9=8-0.2x | | 12-3a= | | 16x^2+16y^2-16x-8y+1=0 | | 5c=c+4c | | 3x+9=3(x+7) | | 3x+50=104 | | -6x/5+(-15/5)=-3 | | 6x+14=8x+18 | | 9(x-5)+3=-42 | | 0=x^2+26x+48 | | 3x+26=6x+38 |

Equations solver categories