1-4x+x^2=0

Simple and best practice solution for 1-4x+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 1-4x+x^2=0 equation:


Simplifying
1 + -4x + x2 = 0

Solving
1 + -4x + 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 + -4x + -1 + x2 = 0 + -1

Reorder the terms:
1 + -1 + -4x + x2 = 0 + -1

Combine like terms: 1 + -1 = 0
0 + -4x + x2 = 0 + -1
-4x + x2 = 0 + -1

Combine like terms: 0 + -1 = -1
-4x + x2 = -1

The x term is -4x.  Take half its coefficient (-2).
Square it (4) and add it to both sides.

Add '4' to each side of the equation.
-4x + 4 + x2 = -1 + 4

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

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

Factor a perfect square on the left side:
(x + -2)(x + -2) = 3

Calculate the square root of the right side: 1.732050808

Break this problem into two subproblems by setting 
(x + -2) equal to 1.732050808 and -1.732050808.

Subproblem 1

x + -2 = 1.732050808 Simplifying x + -2 = 1.732050808 Reorder the terms: -2 + x = 1.732050808 Solving -2 + x = 1.732050808 Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '2' to each side of the equation. -2 + 2 + x = 1.732050808 + 2 Combine like terms: -2 + 2 = 0 0 + x = 1.732050808 + 2 x = 1.732050808 + 2 Combine like terms: 1.732050808 + 2 = 3.732050808 x = 3.732050808 Simplifying x = 3.732050808

Subproblem 2

x + -2 = -1.732050808 Simplifying x + -2 = -1.732050808 Reorder the terms: -2 + x = -1.732050808 Solving -2 + x = -1.732050808 Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '2' to each side of the equation. -2 + 2 + x = -1.732050808 + 2 Combine like terms: -2 + 2 = 0 0 + x = -1.732050808 + 2 x = -1.732050808 + 2 Combine like terms: -1.732050808 + 2 = 0.267949192 x = 0.267949192 Simplifying x = 0.267949192

Solution

The solution to the problem is based on the solutions from the subproblems. x = {3.732050808, 0.267949192}

See similar equations:

| (v/10.44)-2.9=(-4.422) | | 44=2(2x-4)+w | | j-[5-3j]=7j+4 | | -4=2(y+2) | | (y^2-x^2)*dx+(xy)*dy=0 | | x+8-3=12 | | 0=-16t^2+72t-45 | | 3sinx+5=-2sinx | | 360=(6x) | | 0.3x=1.041 | | 6u-10=-4-10 | | 6x+21=-x-7 | | 4/3(-3/4z) | | e. 5/9(7-6x)-3/4(3-15x)=1/12(3x-5)-1/2 | | 4/3(-3/4z | | 4/3*8*8*8*3.14 | | cos*3= | | 7+7y-5=8y+10-2y | | 41+x=90 | | -3x=2+5x | | -9x-9=4x+30 | | 9x+x^2=112 | | 4x-3/x^2-9 | | 20+b=4-3b | | 1.66x=9.794 | | 2x-9=26 | | 2-x/4=6 | | Cos^2x-0.25=0 | | 1/2[cos10x] | | 7x+7x+90=180 | | 9(4-z)/8 | | 2d+18=12-6[d+7] |

Equations solver categories