0=2x^2-4x+11

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


Simplifying
0 = 2x2 + -4x + 11

Reorder the terms:
0 = 11 + -4x + 2x2

Solving
0 = 11 + -4x + 2x2

Solving for variable 'x'.

Combine like terms: 0 + -11 = -11
-11 + 4x + -2x2 = 11 + -4x + 2x2 + -11 + 4x + -2x2

Reorder the terms:
-11 + 4x + -2x2 = 11 + -11 + -4x + 4x + 2x2 + -2x2

Combine like terms: 11 + -11 = 0
-11 + 4x + -2x2 = 0 + -4x + 4x + 2x2 + -2x2
-11 + 4x + -2x2 = -4x + 4x + 2x2 + -2x2

Combine like terms: -4x + 4x = 0
-11 + 4x + -2x2 = 0 + 2x2 + -2x2
-11 + 4x + -2x2 = 2x2 + -2x2

Combine like terms: 2x2 + -2x2 = 0
-11 + 4x + -2x2 = 0

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

Divide each side by '-2'.
5.5 + -2x + x2 = 0

Move the constant term to the right:

Add '-5.5' to each side of the equation.
5.5 + -2x + -5.5 + x2 = 0 + -5.5

Reorder the terms:
5.5 + -5.5 + -2x + x2 = 0 + -5.5

Combine like terms: 5.5 + -5.5 = 0.0
0.0 + -2x + x2 = 0 + -5.5
-2x + x2 = 0 + -5.5

Combine like terms: 0 + -5.5 = -5.5
-2x + x2 = -5.5

The x term is -2x.  Take half its coefficient (-1).
Square it (1) and add it to both sides.

Add '1' to each side of the equation.
-2x + 1 + x2 = -5.5 + 1

Reorder the terms:
1 + -2x + x2 = -5.5 + 1

Combine like terms: -5.5 + 1 = -4.5
1 + -2x + x2 = -4.5

Factor a perfect square on the left side:
(x + -1)(x + -1) = -4.5

Can't calculate square root of the right side.

The solution to this equation could not be determined.

See similar equations:

| y=11-16 | | 0=-2x^2-4x+11 | | -8(n+2)+18=-5n-16 | | 18+4y-4=15y-13-2y | | 3+4(38+1)=159 | | 80(t)=-16t^2+96t | | -14-4y=12 | | 3(-2)+y=15 | | 9+3x^2=0 | | 10=-2t^2+4t+8 | | -7=-n/5 | | 1x^2-2.5x=10 | | -5(7-2m)+3(8-4m)=21 | | -4.6x+3.04y+2x-7.5y= | | -2/7v=3 | | -1x+2y=65 | | 15u-6+8u+28=68 | | -3.5x-2.2=11.8 | | xsquare+4x+44=0 | | 0=-2x^2-32x-126 | | 0=-2x^2-28x-96 | | 8x(x+2)+4=5x(x+1) | | 4x+44=0 | | 372-14=2x | | 0.5(2-x)=1.5x+8 | | 1/x+1/2x=1/14 | | -0.09-(-19.2)= | | 8x+-17=6x+11 | | 8x-17=6x | | 3(n+1)=5(n-3) | | x^2+10-9=0 | | 5x^2+39x=-54 |

Equations solver categories