x^2+2*x+2=0

Simple and best practice solution for x^2+2*x+2=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 x^2+2*x+2=0 equation:


Simplifying
x2 + 2x + 2 = 0

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

Solving
2 + 2x + x2 = 0

Solving for variable 'x'.

Begin completing the square.

Move the constant term to the right:

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

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

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

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

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 = -2 + 1

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

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

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

Can't calculate square root of the right side.

The solution to this equation could not be determined.

See similar equations:

| 15x^2-86x-24=0 | | x^2+11x-9c+12=0 | | (3x-7)+(-4x-2)= | | x^3+x^2+7x+21= | | 6b^2+b-57=0 | | 5n-11=3n-19 | | -5(k+7)+5k= | | 12X^2+32X+21=0 | | 4-2(v-6)=-6 | | 4x^2+30=46 | | -7x+6z-y-x+12y+4z-6z+2y-11x= | | 15t^2+45t+10=40 | | -1/6(x-12)+1/2(x+2)=x+15 | | 1000+30m=e | | x^2+25x+11= | | -(5y+3)-(-4y-4)=-5 | | 20b-20b= | | (X-10)(X-10)+(X+10)(X+10)= | | .75x-1=12 | | (2x+8)(2x-8)= | | x^2+-11x+30= | | 16(3x-4)=4(12x+3) | | 21x-24x^2+6x=9-24x^2 | | 7+3s-4=7s+17-2s | | -3x+9=30 | | 6(3+2x)-3=51 | | 8z+11z=171 | | x/8=-29 | | -9.4x=65.8 | | -7(4b+3)+(29b-2)=0 | | 2(3-2r)=3 | | 1.2q-3.2-4.8q=-4.6q-1.2 |

Equations solver categories