k^2-32k+8=0

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Solution for k^2-32k+8=0 equation:


Simplifying
k2 + -32k + 8 = 0

Reorder the terms:
8 + -32k + k2 = 0

Solving
8 + -32k + k2 = 0

Solving for variable 'k'.

Begin completing the square.

Move the constant term to the right:

Add '-8' to each side of the equation.
8 + -32k + -8 + k2 = 0 + -8

Reorder the terms:
8 + -8 + -32k + k2 = 0 + -8

Combine like terms: 8 + -8 = 0
0 + -32k + k2 = 0 + -8
-32k + k2 = 0 + -8

Combine like terms: 0 + -8 = -8
-32k + k2 = -8

The k term is -32k.  Take half its coefficient (-16).
Square it (256) and add it to both sides.

Add '256' to each side of the equation.
-32k + 256 + k2 = -8 + 256

Reorder the terms:
256 + -32k + k2 = -8 + 256

Combine like terms: -8 + 256 = 248
256 + -32k + k2 = 248

Factor a perfect square on the left side:
(k + -16)(k + -16) = 248

Calculate the square root of the right side: 15.748015748

Break this problem into two subproblems by setting 
(k + -16) equal to 15.748015748 and -15.748015748.

Subproblem 1

k + -16 = 15.748015748 Simplifying k + -16 = 15.748015748 Reorder the terms: -16 + k = 15.748015748 Solving -16 + k = 15.748015748 Solving for variable 'k'. Move all terms containing k to the left, all other terms to the right. Add '16' to each side of the equation. -16 + 16 + k = 15.748015748 + 16 Combine like terms: -16 + 16 = 0 0 + k = 15.748015748 + 16 k = 15.748015748 + 16 Combine like terms: 15.748015748 + 16 = 31.748015748 k = 31.748015748 Simplifying k = 31.748015748

Subproblem 2

k + -16 = -15.748015748 Simplifying k + -16 = -15.748015748 Reorder the terms: -16 + k = -15.748015748 Solving -16 + k = -15.748015748 Solving for variable 'k'. Move all terms containing k to the left, all other terms to the right. Add '16' to each side of the equation. -16 + 16 + k = -15.748015748 + 16 Combine like terms: -16 + 16 = 0 0 + k = -15.748015748 + 16 k = -15.748015748 + 16 Combine like terms: -15.748015748 + 16 = 0.251984252 k = 0.251984252 Simplifying k = 0.251984252

Solution

The solution to the problem is based on the solutions from the subproblems. k = {31.748015748, 0.251984252}

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