.484*x^2-1.07928*x-.0036=0

Simple and best practice solution for .484*x^2-1.07928*x-.0036=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 .484*x^2-1.07928*x-.0036=0 equation:


Simplifying
0.484x2 + -1.07928x + -0.0036 = 0

Reorder the terms:
-0.0036 + -1.07928x + 0.484x2 = 0

Solving
-0.0036 + -1.07928x + 0.484x2 = 0

Solving for variable 'x'.

Begin completing the square.  Divide all terms by
0.484 the coefficient of the squared term: 

Divide each side by '0.484'.
-0.007438016529 + -2.229917355x + x2 = 0

Move the constant term to the right:

Add '0.007438016529' to each side of the equation.
-0.007438016529 + -2.229917355x + 0.007438016529 + x2 = 0 + 0.007438016529

Reorder the terms:
-0.007438016529 + 0.007438016529 + -2.229917355x + x2 = 0 + 0.007438016529

Combine like terms: -0.007438016529 + 0.007438016529 = 0.000000000000
0.000000000000 + -2.229917355x + x2 = 0 + 0.007438016529
-2.229917355x + x2 = 0 + 0.007438016529

Combine like terms: 0 + 0.007438016529 = 0.007438016529
-2.229917355x + x2 = 0.007438016529

The x term is -2.229917355x.  Take half its coefficient (-1.114958678).
Square it (1.243132854) and add it to both sides.

Add '1.243132854' to each side of the equation.
-2.229917355x + 1.243132854 + x2 = 0.007438016529 + 1.243132854

Reorder the terms:
1.243132854 + -2.229917355x + x2 = 0.007438016529 + 1.243132854

Combine like terms: 0.007438016529 + 1.243132854 = 1.250570870529
1.243132854 + -2.229917355x + x2 = 1.250570870529

Factor a perfect square on the left side:
(x + -1.114958678)(x + -1.114958678) = 1.250570870529

Calculate the square root of the right side: 1.118289261

Break this problem into two subproblems by setting 
(x + -1.114958678) equal to 1.118289261 and -1.118289261.

Subproblem 1

x + -1.114958678 = 1.118289261 Simplifying x + -1.114958678 = 1.118289261 Reorder the terms: -1.114958678 + x = 1.118289261 Solving -1.114958678 + x = 1.118289261 Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '1.114958678' to each side of the equation. -1.114958678 + 1.114958678 + x = 1.118289261 + 1.114958678 Combine like terms: -1.114958678 + 1.114958678 = 0.000000000 0.000000000 + x = 1.118289261 + 1.114958678 x = 1.118289261 + 1.114958678 Combine like terms: 1.118289261 + 1.114958678 = 2.233247939 x = 2.233247939 Simplifying x = 2.233247939

Subproblem 2

x + -1.114958678 = -1.118289261 Simplifying x + -1.114958678 = -1.118289261 Reorder the terms: -1.114958678 + x = -1.118289261 Solving -1.114958678 + x = -1.118289261 Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '1.114958678' to each side of the equation. -1.114958678 + 1.114958678 + x = -1.118289261 + 1.114958678 Combine like terms: -1.114958678 + 1.114958678 = 0.000000000 0.000000000 + x = -1.118289261 + 1.114958678 x = -1.118289261 + 1.114958678 Combine like terms: -1.118289261 + 1.114958678 = -0.003330583 x = -0.003330583 Simplifying x = -0.003330583

Solution

The solution to the problem is based on the solutions from the subproblems. x = {2.233247939, -0.003330583}

See similar equations:

| -(80-15)/5 | | 2/3×5/13 | | 18t=72 | | 5n+4=2n+24 | | 6+n+5(7-4)=13 | | log(x+11)-logx=3 | | 2x+(4-3x)=21 | | 2x+15=1x+15 | | ln(x+3)=1.6 | | 18=-8x+2 | | (-6+5x+4u)(-4)= | | 4-3sinx=2 | | 5--39= | | 0.06/0.2*3.45 | | 34/-2= | | -17+-40= | | 5(2y-3)/(3y)=3 | | h^2+14=-9 | | 7v/9=35 | | f(x)=x^2-49 | | -13*33= | | 9=y4/3 | | -48+-3= | | 21+-13= | | 7y/8=21 | | (t)(t)+3t-18=0 | | 35--42= | | f(x)=-x^2+12x+36 | | 2x^2+4x-19=0 | | 28x+68=180 | | 28x+68=90 | | 2x+65=7x |

Equations solver categories