g^2-16g+11=0

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


Simplifying
g2 + -16g + 11 = 0

Reorder the terms:
11 + -16g + g2 = 0

Solving
11 + -16g + g2 = 0

Solving for variable 'g'.

Begin completing the square.

Move the constant term to the right:

Add '-11' to each side of the equation.
11 + -16g + -11 + g2 = 0 + -11

Reorder the terms:
11 + -11 + -16g + g2 = 0 + -11

Combine like terms: 11 + -11 = 0
0 + -16g + g2 = 0 + -11
-16g + g2 = 0 + -11

Combine like terms: 0 + -11 = -11
-16g + g2 = -11

The g term is -16g.  Take half its coefficient (-8).
Square it (64) and add it to both sides.

Add '64' to each side of the equation.
-16g + 64 + g2 = -11 + 64

Reorder the terms:
64 + -16g + g2 = -11 + 64

Combine like terms: -11 + 64 = 53
64 + -16g + g2 = 53

Factor a perfect square on the left side:
(g + -8)(g + -8) = 53

Calculate the square root of the right side: 7.280109889

Break this problem into two subproblems by setting 
(g + -8) equal to 7.280109889 and -7.280109889.

Subproblem 1

g + -8 = 7.280109889 Simplifying g + -8 = 7.280109889 Reorder the terms: -8 + g = 7.280109889 Solving -8 + g = 7.280109889 Solving for variable 'g'. Move all terms containing g to the left, all other terms to the right. Add '8' to each side of the equation. -8 + 8 + g = 7.280109889 + 8 Combine like terms: -8 + 8 = 0 0 + g = 7.280109889 + 8 g = 7.280109889 + 8 Combine like terms: 7.280109889 + 8 = 15.280109889 g = 15.280109889 Simplifying g = 15.280109889

Subproblem 2

g + -8 = -7.280109889 Simplifying g + -8 = -7.280109889 Reorder the terms: -8 + g = -7.280109889 Solving -8 + g = -7.280109889 Solving for variable 'g'. Move all terms containing g to the left, all other terms to the right. Add '8' to each side of the equation. -8 + 8 + g = -7.280109889 + 8 Combine like terms: -8 + 8 = 0 0 + g = -7.280109889 + 8 g = -7.280109889 + 8 Combine like terms: -7.280109889 + 8 = 0.719890111 g = 0.719890111 Simplifying g = 0.719890111

Solution

The solution to the problem is based on the solutions from the subproblems. g = {15.280109889, 0.719890111}

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