x^2+.5x+1=0

Simple and best practice solution for x^2+.5x+1=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+.5x+1=0 equation:


Simplifying
x2 + 0.5x + 1 = 0

Reorder the terms:
1 + 0.5x + x2 = 0

Solving
1 + 0.5x + x2 = 0

Solving for variable 'x'.

Begin completing the square.

Move the constant term to the right:

Add '-1' to each side of the equation.
1 + 0.5x + -1 + x2 = 0 + -1

Reorder the terms:
1 + -1 + 0.5x + x2 = 0 + -1

Combine like terms: 1 + -1 = 0
0 + 0.5x + x2 = 0 + -1
0.5x + x2 = 0 + -1

Combine like terms: 0 + -1 = -1
0.5x + x2 = -1

The x term is 0.5x.  Take half its coefficient (0.25).
Square it (0.0625) and add it to both sides.

Add '0.0625' to each side of the equation.
0.5x + 0.0625 + x2 = -1 + 0.0625

Reorder the terms:
0.0625 + 0.5x + x2 = -1 + 0.0625

Combine like terms: -1 + 0.0625 = -0.9375
0.0625 + 0.5x + x2 = -0.9375

Factor a perfect square on the left side:
(x + 0.25)(x + 0.25) = -0.9375

Can't calculate square root of the right side.

The solution to this equation could not be determined.

See similar equations:

| 18.5-x= | | 8y-2+8y=5 | | 142+3x=53 | | .5x=5.5 | | -23ab+b=17b | | 20=18-2z | | 28-(3c+4)=(2c+6)+c | | -4a(3b-5)= | | .5x^2+2.5x+2=0 | | 164x+100=250 | | log[2]x+log[2](x-2)=3 | | m+8=19 | | 3+4[x+1]=159 | | 5a+6+6b+10= | | x+1=2x-4 | | 11-2x= | | x-0.5y=1 | | -26+14z+7q-2z-2q+6= | | Y+2y+6= | | 14+x=-18 | | 3=p-17 | | 64ysquared=25 | | -4+2x=-5x+3 | | -84=2(6n+6) | | 14=7d-2+d | | z+14=-4 | | 90=x+16+x | | x-3(y)=-24 | | r=-3sinx | | -4(-1+2m)=8m+36 | | 3y(4y+2)= | | 160x=3226 |

Equations solver categories