4.56x^2-9.64x+4.13=0

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Solution for 4.56x^2-9.64x+4.13=0 equation:


Simplifying
4.56x2 + -9.64x + 4.13 = 0

Reorder the terms:
4.13 + -9.64x + 4.56x2 = 0

Solving
4.13 + -9.64x + 4.56x2 = 0

Solving for variable 'x'.

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

Divide each side by '4.56'.
0.9057017544 + -2.114035088x + x2 = 0

Move the constant term to the right:

Add '-0.9057017544' to each side of the equation.
0.9057017544 + -2.114035088x + -0.9057017544 + x2 = 0 + -0.9057017544

Reorder the terms:
0.9057017544 + -0.9057017544 + -2.114035088x + x2 = 0 + -0.9057017544

Combine like terms: 0.9057017544 + -0.9057017544 = 0.0000000000
0.0000000000 + -2.114035088x + x2 = 0 + -0.9057017544
-2.114035088x + x2 = 0 + -0.9057017544

Combine like terms: 0 + -0.9057017544 = -0.9057017544
-2.114035088x + x2 = -0.9057017544

The x term is -2.114035088x.  Take half its coefficient (-1.057017544).
Square it (1.117286088) and add it to both sides.

Add '1.117286088' to each side of the equation.
-2.114035088x + 1.117286088 + x2 = -0.9057017544 + 1.117286088

Reorder the terms:
1.117286088 + -2.114035088x + x2 = -0.9057017544 + 1.117286088

Combine like terms: -0.9057017544 + 1.117286088 = 0.2115843336
1.117286088 + -2.114035088x + x2 = 0.2115843336

Factor a perfect square on the left side:
(x + -1.057017544)(x + -1.057017544) = 0.2115843336

Calculate the square root of the right side: 0.459982971

Break this problem into two subproblems by setting 
(x + -1.057017544) equal to 0.459982971 and -0.459982971.

Subproblem 1

x + -1.057017544 = 0.459982971 Simplifying x + -1.057017544 = 0.459982971 Reorder the terms: -1.057017544 + x = 0.459982971 Solving -1.057017544 + x = 0.459982971 Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '1.057017544' to each side of the equation. -1.057017544 + 1.057017544 + x = 0.459982971 + 1.057017544 Combine like terms: -1.057017544 + 1.057017544 = 0.000000000 0.000000000 + x = 0.459982971 + 1.057017544 x = 0.459982971 + 1.057017544 Combine like terms: 0.459982971 + 1.057017544 = 1.517000515 x = 1.517000515 Simplifying x = 1.517000515

Subproblem 2

x + -1.057017544 = -0.459982971 Simplifying x + -1.057017544 = -0.459982971 Reorder the terms: -1.057017544 + x = -0.459982971 Solving -1.057017544 + x = -0.459982971 Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '1.057017544' to each side of the equation. -1.057017544 + 1.057017544 + x = -0.459982971 + 1.057017544 Combine like terms: -1.057017544 + 1.057017544 = 0.000000000 0.000000000 + x = -0.459982971 + 1.057017544 x = -0.459982971 + 1.057017544 Combine like terms: -0.459982971 + 1.057017544 = 0.597034573 x = 0.597034573 Simplifying x = 0.597034573

Solution

The solution to the problem is based on the solutions from the subproblems. x = {1.517000515, 0.597034573}

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