11x^2-16x+3=0

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Solution for 11x^2-16x+3=0 equation:


Simplifying
11x2 + -16x + 3 = 0

Reorder the terms:
3 + -16x + 11x2 = 0

Solving
3 + -16x + 11x2 = 0

Solving for variable 'x'.

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

Divide each side by '11'.
0.2727272727 + -1.454545455x + x2 = 0

Move the constant term to the right:

Add '-0.2727272727' to each side of the equation.
0.2727272727 + -1.454545455x + -0.2727272727 + x2 = 0 + -0.2727272727

Reorder the terms:
0.2727272727 + -0.2727272727 + -1.454545455x + x2 = 0 + -0.2727272727

Combine like terms: 0.2727272727 + -0.2727272727 = 0.0000000000
0.0000000000 + -1.454545455x + x2 = 0 + -0.2727272727
-1.454545455x + x2 = 0 + -0.2727272727

Combine like terms: 0 + -0.2727272727 = -0.2727272727
-1.454545455x + x2 = -0.2727272727

The x term is -1.454545455x.  Take half its coefficient (-0.7272727275).
Square it (0.5289256202) and add it to both sides.

Add '0.5289256202' to each side of the equation.
-1.454545455x + 0.5289256202 + x2 = -0.2727272727 + 0.5289256202

Reorder the terms:
0.5289256202 + -1.454545455x + x2 = -0.2727272727 + 0.5289256202

Combine like terms: -0.2727272727 + 0.5289256202 = 0.2561983475
0.5289256202 + -1.454545455x + x2 = 0.2561983475

Factor a perfect square on the left side:
(x + -0.7272727275)(x + -0.7272727275) = 0.2561983475

Calculate the square root of the right side: 0.506160397

Break this problem into two subproblems by setting 
(x + -0.7272727275) equal to 0.506160397 and -0.506160397.

Subproblem 1

x + -0.7272727275 = 0.506160397 Simplifying x + -0.7272727275 = 0.506160397 Reorder the terms: -0.7272727275 + x = 0.506160397 Solving -0.7272727275 + x = 0.506160397 Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '0.7272727275' to each side of the equation. -0.7272727275 + 0.7272727275 + x = 0.506160397 + 0.7272727275 Combine like terms: -0.7272727275 + 0.7272727275 = 0.0000000000 0.0000000000 + x = 0.506160397 + 0.7272727275 x = 0.506160397 + 0.7272727275 Combine like terms: 0.506160397 + 0.7272727275 = 1.2334331245 x = 1.2334331245 Simplifying x = 1.2334331245

Subproblem 2

x + -0.7272727275 = -0.506160397 Simplifying x + -0.7272727275 = -0.506160397 Reorder the terms: -0.7272727275 + x = -0.506160397 Solving -0.7272727275 + x = -0.506160397 Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '0.7272727275' to each side of the equation. -0.7272727275 + 0.7272727275 + x = -0.506160397 + 0.7272727275 Combine like terms: -0.7272727275 + 0.7272727275 = 0.0000000000 0.0000000000 + x = -0.506160397 + 0.7272727275 x = -0.506160397 + 0.7272727275 Combine like terms: -0.506160397 + 0.7272727275 = 0.2211123305 x = 0.2211123305 Simplifying x = 0.2211123305

Solution

The solution to the problem is based on the solutions from the subproblems. x = {1.2334331245, 0.2211123305}

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