x^2+2x+11=

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


Simplifying
x2 + 2x + 11 = 0

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

Solving
11 + 2x + x2 = 0

Solving for variable 'x'.

Begin completing the square.

Move the constant term to the right:

Add '-11' to each side of the equation.
11 + 2x + -11 + x2 = 0 + -11

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

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

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

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 = -11 + 1

Reorder the terms:
1 + 2x + x2 = -11 + 1

Combine like terms: -11 + 1 = -10
1 + 2x + x2 = -10

Factor a perfect square on the left side:
(x + 1)(x + 1) = -10

Can't calculate square root of the right side.

The solution to this equation could not be determined.

See similar equations:

| -7*(-28+6y)+5y=-1 | | -7*(28+6y)+5y=-1 | | 5x^3-30x=0 | | 3x+23=180 | | 3x+23=90 | | 3x+23=2x+12 | | 3x^4+15x^2-42=0 | | 3x^4-15x^2-42=0 | | -4x+(-2x)+6=9 | | y^2-9y-36= | | 9(x+3)-18=-90 | | -4c(-c-24)=-4c-24 | | 120+0.40x=50+0.60x | | 12f*5= | | 5x-16=90 | | x+49+7=x | | X-33=15 | | 4x-8=3x+13 | | 2t^3-t+63=0 | | 5-y=-75 | | 7u^2-62u-9=0 | | 8n-(5n+7)=8 | | 3-3=0 | | 11.96=2g+3.64 | | 2n^4-26n^2+72=0 | | 8u^2-63u-8=0 | | -2(r+7)=-23 | | 6x+6(-x-5)=-30 | | 3x+5y-3=-18 | | 3/9+7/9+4/9= | | y=2/3x-6 | | y=2x/3-6 |

Equations solver categories