x^2-2x+4=0

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


Simplifying
x2 + -2x + 4 = 0

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

Solving
4 + -2x + x2 = 0

Solving for variable 'x'.

Begin completing the square.

Move the constant term to the right:

Add '-4' to each side of the equation.
4 + -2x + -4 + x2 = 0 + -4

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

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

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

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 = -4 + 1

Reorder the terms:
1 + -2x + x2 = -4 + 1

Combine like terms: -4 + 1 = -3
1 + -2x + x2 = -3

Factor a perfect square on the left side:
(x + -1)(x + -1) = -3

Can't calculate square root of the right side.

The solution to this equation could not be determined.

See similar equations:

| 17x^2-51x+34=0 | | u^3-7u^2=0 | | 4m^2-16m=0 | | 6k^2-k-35=0 | | x^2+1.5*x-0.6=0 | | 9t^2-4= | | x^2+0.54*x-0.02=0 | | 5x^2+2x-1=0 | | x^2+0.9*x-0.2=0 | | 2x^2=18 | | 3a^2-5a+2=0 | | x^3-6x^2=0 | | 5g^2+29g-6=0 | | 3d^2-5d-8=0 | | X^2=6 | | 15x^4y^6=0 | | 12x^5y=0 | | x^2-9x+20=0 | | x^2-4x-32=0 | | x^2+2x-3=0 | | x^2-4x-12=0 | | 3x^2-28x=0 | | 45x^3+69x^2-13x-5=0 | | (6a^4b^4+5ab)+(2ab-6a^4b^4)= | | 8x^2+18x-10=0 | | 23x^2-25x=0 | | x^2-5x+5=0 | | 12x+5=-26x^2+x+20 | | 6x^2=x(9x+13)-2(x^2-x+8) | | 0=12a^3-6a^2+18a | | 0=7u^3+14u^2 | | 5=m^3-9 |

Equations solver categories