11a^2-32a+17=0

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Solution for 11a^2-32a+17=0 equation:


Simplifying
11a2 + -32a + 17 = 0

Reorder the terms:
17 + -32a + 11a2 = 0

Solving
17 + -32a + 11a2 = 0

Solving for variable 'a'.

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

Divide each side by '11'.
1.545454545 + -2.909090909a + a2 = 0

Move the constant term to the right:

Add '-1.545454545' to each side of the equation.
1.545454545 + -2.909090909a + -1.545454545 + a2 = 0 + -1.545454545

Reorder the terms:
1.545454545 + -1.545454545 + -2.909090909a + a2 = 0 + -1.545454545

Combine like terms: 1.545454545 + -1.545454545 = 0.000000000
0.000000000 + -2.909090909a + a2 = 0 + -1.545454545
-2.909090909a + a2 = 0 + -1.545454545

Combine like terms: 0 + -1.545454545 = -1.545454545
-2.909090909a + a2 = -1.545454545

The a term is -2.909090909a.  Take half its coefficient (-1.454545455).
Square it (2.115702481) and add it to both sides.

Add '2.115702481' to each side of the equation.
-2.909090909a + 2.115702481 + a2 = -1.545454545 + 2.115702481

Reorder the terms:
2.115702481 + -2.909090909a + a2 = -1.545454545 + 2.115702481

Combine like terms: -1.545454545 + 2.115702481 = 0.570247936
2.115702481 + -2.909090909a + a2 = 0.570247936

Factor a perfect square on the left side:
(a + -1.454545455)(a + -1.454545455) = 0.570247936

Calculate the square root of the right side: 0.755147625

Break this problem into two subproblems by setting 
(a + -1.454545455) equal to 0.755147625 and -0.755147625.

Subproblem 1

a + -1.454545455 = 0.755147625 Simplifying a + -1.454545455 = 0.755147625 Reorder the terms: -1.454545455 + a = 0.755147625 Solving -1.454545455 + a = 0.755147625 Solving for variable 'a'. Move all terms containing a to the left, all other terms to the right. Add '1.454545455' to each side of the equation. -1.454545455 + 1.454545455 + a = 0.755147625 + 1.454545455 Combine like terms: -1.454545455 + 1.454545455 = 0.000000000 0.000000000 + a = 0.755147625 + 1.454545455 a = 0.755147625 + 1.454545455 Combine like terms: 0.755147625 + 1.454545455 = 2.20969308 a = 2.20969308 Simplifying a = 2.20969308

Subproblem 2

a + -1.454545455 = -0.755147625 Simplifying a + -1.454545455 = -0.755147625 Reorder the terms: -1.454545455 + a = -0.755147625 Solving -1.454545455 + a = -0.755147625 Solving for variable 'a'. Move all terms containing a to the left, all other terms to the right. Add '1.454545455' to each side of the equation. -1.454545455 + 1.454545455 + a = -0.755147625 + 1.454545455 Combine like terms: -1.454545455 + 1.454545455 = 0.000000000 0.000000000 + a = -0.755147625 + 1.454545455 a = -0.755147625 + 1.454545455 Combine like terms: -0.755147625 + 1.454545455 = 0.69939783 a = 0.69939783 Simplifying a = 0.69939783

Solution

The solution to the problem is based on the solutions from the subproblems. a = {2.20969308, 0.69939783}

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