m^2-13m+1=0

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Solution for m^2-13m+1=0 equation:


Simplifying
m2 + -13m + 1 = 0

Reorder the terms:
1 + -13m + m2 = 0

Solving
1 + -13m + m2 = 0

Solving for variable 'm'.

Begin completing the square.

Move the constant term to the right:

Add '-1' to each side of the equation.
1 + -13m + -1 + m2 = 0 + -1

Reorder the terms:
1 + -1 + -13m + m2 = 0 + -1

Combine like terms: 1 + -1 = 0
0 + -13m + m2 = 0 + -1
-13m + m2 = 0 + -1

Combine like terms: 0 + -1 = -1
-13m + m2 = -1

The m term is -13m.  Take half its coefficient (-6.5).
Square it (42.25) and add it to both sides.

Add '42.25' to each side of the equation.
-13m + 42.25 + m2 = -1 + 42.25

Reorder the terms:
42.25 + -13m + m2 = -1 + 42.25

Combine like terms: -1 + 42.25 = 41.25
42.25 + -13m + m2 = 41.25

Factor a perfect square on the left side:
(m + -6.5)(m + -6.5) = 41.25

Calculate the square root of the right side: 6.422616289

Break this problem into two subproblems by setting 
(m + -6.5) equal to 6.422616289 and -6.422616289.

Subproblem 1

m + -6.5 = 6.422616289 Simplifying m + -6.5 = 6.422616289 Reorder the terms: -6.5 + m = 6.422616289 Solving -6.5 + m = 6.422616289 Solving for variable 'm'. Move all terms containing m to the left, all other terms to the right. Add '6.5' to each side of the equation. -6.5 + 6.5 + m = 6.422616289 + 6.5 Combine like terms: -6.5 + 6.5 = 0.0 0.0 + m = 6.422616289 + 6.5 m = 6.422616289 + 6.5 Combine like terms: 6.422616289 + 6.5 = 12.922616289 m = 12.922616289 Simplifying m = 12.922616289

Subproblem 2

m + -6.5 = -6.422616289 Simplifying m + -6.5 = -6.422616289 Reorder the terms: -6.5 + m = -6.422616289 Solving -6.5 + m = -6.422616289 Solving for variable 'm'. Move all terms containing m to the left, all other terms to the right. Add '6.5' to each side of the equation. -6.5 + 6.5 + m = -6.422616289 + 6.5 Combine like terms: -6.5 + 6.5 = 0.0 0.0 + m = -6.422616289 + 6.5 m = -6.422616289 + 6.5 Combine like terms: -6.422616289 + 6.5 = 0.077383711 m = 0.077383711 Simplifying m = 0.077383711

Solution

The solution to the problem is based on the solutions from the subproblems. m = {12.922616289, 0.077383711}

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