6x^2-17x+6=0

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Solution for 6x^2-17x+6=0 equation:


Simplifying
6x2 + -17x + 6 = 0

Reorder the terms:
6 + -17x + 6x2 = 0

Solving
6 + -17x + 6x2 = 0

Solving for variable 'x'.

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

Divide each side by '6'.
1 + -2.833333333x + x2 = 0

Move the constant term to the right:

Add '-1' to each side of the equation.
1 + -2.833333333x + -1 + x2 = 0 + -1

Reorder the terms:
1 + -1 + -2.833333333x + x2 = 0 + -1

Combine like terms: 1 + -1 = 0
0 + -2.833333333x + x2 = 0 + -1
-2.833333333x + x2 = 0 + -1

Combine like terms: 0 + -1 = -1
-2.833333333x + x2 = -1

The x term is -2.833333333x.  Take half its coefficient (-1.416666667).
Square it (2.006944445) and add it to both sides.

Add '2.006944445' to each side of the equation.
-2.833333333x + 2.006944445 + x2 = -1 + 2.006944445

Reorder the terms:
2.006944445 + -2.833333333x + x2 = -1 + 2.006944445

Combine like terms: -1 + 2.006944445 = 1.006944445
2.006944445 + -2.833333333x + x2 = 1.006944445

Factor a perfect square on the left side:
(x + -1.416666667)(x + -1.416666667) = 1.006944445

Calculate the square root of the right side: 1.003466215

Break this problem into two subproblems by setting 
(x + -1.416666667) equal to 1.003466215 and -1.003466215.

Subproblem 1

x + -1.416666667 = 1.003466215 Simplifying x + -1.416666667 = 1.003466215 Reorder the terms: -1.416666667 + x = 1.003466215 Solving -1.416666667 + x = 1.003466215 Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '1.416666667' to each side of the equation. -1.416666667 + 1.416666667 + x = 1.003466215 + 1.416666667 Combine like terms: -1.416666667 + 1.416666667 = 0.000000000 0.000000000 + x = 1.003466215 + 1.416666667 x = 1.003466215 + 1.416666667 Combine like terms: 1.003466215 + 1.416666667 = 2.420132882 x = 2.420132882 Simplifying x = 2.420132882

Subproblem 2

x + -1.416666667 = -1.003466215 Simplifying x + -1.416666667 = -1.003466215 Reorder the terms: -1.416666667 + x = -1.003466215 Solving -1.416666667 + x = -1.003466215 Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '1.416666667' to each side of the equation. -1.416666667 + 1.416666667 + x = -1.003466215 + 1.416666667 Combine like terms: -1.416666667 + 1.416666667 = 0.000000000 0.000000000 + x = -1.003466215 + 1.416666667 x = -1.003466215 + 1.416666667 Combine like terms: -1.003466215 + 1.416666667 = 0.413200452 x = 0.413200452 Simplifying x = 0.413200452

Solution

The solution to the problem is based on the solutions from the subproblems. x = {2.420132882, 0.413200452}

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