x^2-4.07x+2.71=0

Simple and best practice solution for x^2-4.07x+2.71=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^2-4.07x+2.71=0 equation:


Simplifying
x2 + -4.07x + 2.71 = 0

Reorder the terms:
2.71 + -4.07x + x2 = 0

Solving
2.71 + -4.07x + x2 = 0

Solving for variable 'x'.

Begin completing the square.

Move the constant term to the right:

Add '-2.71' to each side of the equation.
2.71 + -4.07x + -2.71 + x2 = 0 + -2.71

Reorder the terms:
2.71 + -2.71 + -4.07x + x2 = 0 + -2.71

Combine like terms: 2.71 + -2.71 = 0.00
0.00 + -4.07x + x2 = 0 + -2.71
-4.07x + x2 = 0 + -2.71

Combine like terms: 0 + -2.71 = -2.71
-4.07x + x2 = -2.71

The x term is -4.07x.  Take half its coefficient (-2.035).
Square it (4.141225) and add it to both sides.

Add '4.141225' to each side of the equation.
-4.07x + 4.141225 + x2 = -2.71 + 4.141225

Reorder the terms:
4.141225 + -4.07x + x2 = -2.71 + 4.141225

Combine like terms: -2.71 + 4.141225 = 1.431225
4.141225 + -4.07x + x2 = 1.431225

Factor a perfect square on the left side:
(x + -2.035)(x + -2.035) = 1.431225

Calculate the square root of the right side: 1.196338163

Break this problem into two subproblems by setting 
(x + -2.035) equal to 1.196338163 and -1.196338163.

Subproblem 1

x + -2.035 = 1.196338163 Simplifying x + -2.035 = 1.196338163 Reorder the terms: -2.035 + x = 1.196338163 Solving -2.035 + x = 1.196338163 Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '2.035' to each side of the equation. -2.035 + 2.035 + x = 1.196338163 + 2.035 Combine like terms: -2.035 + 2.035 = 0.000 0.000 + x = 1.196338163 + 2.035 x = 1.196338163 + 2.035 Combine like terms: 1.196338163 + 2.035 = 3.231338163 x = 3.231338163 Simplifying x = 3.231338163

Subproblem 2

x + -2.035 = -1.196338163 Simplifying x + -2.035 = -1.196338163 Reorder the terms: -2.035 + x = -1.196338163 Solving -2.035 + x = -1.196338163 Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '2.035' to each side of the equation. -2.035 + 2.035 + x = -1.196338163 + 2.035 Combine like terms: -2.035 + 2.035 = 0.000 0.000 + x = -1.196338163 + 2.035 x = -1.196338163 + 2.035 Combine like terms: -1.196338163 + 2.035 = 0.838661837 x = 0.838661837 Simplifying x = 0.838661837

Solution

The solution to the problem is based on the solutions from the subproblems. x = {3.231338163, 0.838661837}

See similar equations:

| (x+3)(x-7)(x+8)=0 | | 10.66+7=28.66 | | 9m-4m=15 | | f(0.75)=2(0.75)+4 | | 5b+3b=8 | | (4z-1)2= | | 0=5x^4-90x^2 | | 2x-3-6x-4=5 | | (x+1)(x+2)=11+(x)(x) | | 0.55555x-4=2+x-18 | | x^2+3x-147=0 | | 5f+3=29 | | 72-12y+y=5 | | 3x+2x-15= | | x^2+3-147=0 | | 3/4b=6 | | 17.17+w=28.78 | | 2x+12=3x-7 | | 0.15x+1.2=0.4x-0.8 | | 20=(-4f+6)+14 | | 2x^4-6x^2+5x-15=0 | | factorx^2-5x-2=0 | | 429=-8(-5-8n)+5 | | -4(X+11)-34=10-12 | | x^8=196 | | Y-20=3(x-1) | | 2(x-9)+x+4=180 | | 5x=9-7y | | 9+2(3x-4)=37 | | (12x+6)/3=9-3x | | 12(6-y)+y=5 | | 2l+2w=180 |

Equations solver categories