(x^2)+x+2=0

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


Simplifying
(x2) + x + 2 = 0
x2 + x + 2 = 0

Reorder the terms:
2 + x + x2 = 0

Solving
2 + x + 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 + x + -2 + x2 = 0 + -2

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

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

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

The x term is x.  Take half its coefficient (0.5).
Square it (0.25) and add it to both sides.

Add '0.25' to each side of the equation.
x + 0.25 + x2 = -2 + 0.25

Reorder the terms:
0.25 + x + x2 = -2 + 0.25

Combine like terms: -2 + 0.25 = -1.75
0.25 + x + x2 = -1.75

Factor a perfect square on the left side:
(x + 0.5)(x + 0.5) = -1.75

Can't calculate square root of the right side.

The solution to this equation could not be determined.

See similar equations:

| 17-(-8)= | | 2w/16=30/80 | | 5y+3(7x+5)= | | n=.05x-99.10 | | 7x+13=20+4x | | (5x^2)-x-6=0 | | 3.6x-9.94=5.9 | | 2z^2=13z+15 | | 15=4p+7 | | 4*5-4*25= | | (5a-4)-(5a+3)= | | 7x+11(2x)=870 | | x+54=73 | | 2=5-(b+3) | | 20x-16-16=25-16 | | 8m-4m-6m-8=2m | | x+2(3-x)=4 | | -13+h=5 | | 5x+8=x+6 | | (1+.75y)-12=.5y | | d=-g+f | | (3x^2)-7x+6=0 | | 78=-4x-2x+6 | | -5(x-4)+12=3x-16 | | 3(2+5)+n=26 | | 4a+3-a=-7 | | y+2(1)=5 | | (2x-4/5)+(8x+6/5)=-4 | | 37-42=v | | 6.2+(-9.4)= | | 13+4+6+(-14)= | | 6(z+5)=42+2z |

Equations solver categories