4.42x^2-10.14x+3.79=0

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Solution for 4.42x^2-10.14x+3.79=0 equation:


Simplifying
4.42x2 + -10.14x + 3.79 = 0

Reorder the terms:
3.79 + -10.14x + 4.42x2 = 0

Solving
3.79 + -10.14x + 4.42x2 = 0

Solving for variable 'x'.

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

Divide each side by '4.42'.
0.8574660633 + -2.294117647x + x2 = 0

Move the constant term to the right:

Add '-0.8574660633' to each side of the equation.
0.8574660633 + -2.294117647x + -0.8574660633 + x2 = 0 + -0.8574660633

Reorder the terms:
0.8574660633 + -0.8574660633 + -2.294117647x + x2 = 0 + -0.8574660633

Combine like terms: 0.8574660633 + -0.8574660633 = 0.0000000000
0.0000000000 + -2.294117647x + x2 = 0 + -0.8574660633
-2.294117647x + x2 = 0 + -0.8574660633

Combine like terms: 0 + -0.8574660633 = -0.8574660633
-2.294117647x + x2 = -0.8574660633

The x term is -2.294117647x.  Take half its coefficient (-1.147058824).
Square it (1.315743946) and add it to both sides.

Add '1.315743946' to each side of the equation.
-2.294117647x + 1.315743946 + x2 = -0.8574660633 + 1.315743946

Reorder the terms:
1.315743946 + -2.294117647x + x2 = -0.8574660633 + 1.315743946

Combine like terms: -0.8574660633 + 1.315743946 = 0.4582778827
1.315743946 + -2.294117647x + x2 = 0.4582778827

Factor a perfect square on the left side:
(x + -1.147058824)(x + -1.147058824) = 0.4582778827

Calculate the square root of the right side: 0.676962246

Break this problem into two subproblems by setting 
(x + -1.147058824) equal to 0.676962246 and -0.676962246.

Subproblem 1

x + -1.147058824 = 0.676962246 Simplifying x + -1.147058824 = 0.676962246 Reorder the terms: -1.147058824 + x = 0.676962246 Solving -1.147058824 + x = 0.676962246 Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '1.147058824' to each side of the equation. -1.147058824 + 1.147058824 + x = 0.676962246 + 1.147058824 Combine like terms: -1.147058824 + 1.147058824 = 0.000000000 0.000000000 + x = 0.676962246 + 1.147058824 x = 0.676962246 + 1.147058824 Combine like terms: 0.676962246 + 1.147058824 = 1.82402107 x = 1.82402107 Simplifying x = 1.82402107

Subproblem 2

x + -1.147058824 = -0.676962246 Simplifying x + -1.147058824 = -0.676962246 Reorder the terms: -1.147058824 + x = -0.676962246 Solving -1.147058824 + x = -0.676962246 Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '1.147058824' to each side of the equation. -1.147058824 + 1.147058824 + x = -0.676962246 + 1.147058824 Combine like terms: -1.147058824 + 1.147058824 = 0.000000000 0.000000000 + x = -0.676962246 + 1.147058824 x = -0.676962246 + 1.147058824 Combine like terms: -0.676962246 + 1.147058824 = 0.470096578 x = 0.470096578 Simplifying x = 0.470096578

Solution

The solution to the problem is based on the solutions from the subproblems. x = {1.82402107, 0.470096578}

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