k^2-24k+4=-2

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Solution for k^2-24k+4=-2 equation:


Simplifying
k2 + -24k + 4 = -2

Reorder the terms:
4 + -24k + k2 = -2

Solving
4 + -24k + k2 = -2

Solving for variable 'k'.

Reorder the terms:
4 + 2 + -24k + k2 = -2 + 2

Combine like terms: 4 + 2 = 6
6 + -24k + k2 = -2 + 2

Combine like terms: -2 + 2 = 0
6 + -24k + k2 = 0

Begin completing the square.

Move the constant term to the right:

Add '-6' to each side of the equation.
6 + -24k + -6 + k2 = 0 + -6

Reorder the terms:
6 + -6 + -24k + k2 = 0 + -6

Combine like terms: 6 + -6 = 0
0 + -24k + k2 = 0 + -6
-24k + k2 = 0 + -6

Combine like terms: 0 + -6 = -6
-24k + k2 = -6

The k term is -24k.  Take half its coefficient (-12).
Square it (144) and add it to both sides.

Add '144' to each side of the equation.
-24k + 144 + k2 = -6 + 144

Reorder the terms:
144 + -24k + k2 = -6 + 144

Combine like terms: -6 + 144 = 138
144 + -24k + k2 = 138

Factor a perfect square on the left side:
(k + -12)(k + -12) = 138

Calculate the square root of the right side: 11.747340124

Break this problem into two subproblems by setting 
(k + -12) equal to 11.747340124 and -11.747340124.

Subproblem 1

k + -12 = 11.747340124 Simplifying k + -12 = 11.747340124 Reorder the terms: -12 + k = 11.747340124 Solving -12 + k = 11.747340124 Solving for variable 'k'. Move all terms containing k to the left, all other terms to the right. Add '12' to each side of the equation. -12 + 12 + k = 11.747340124 + 12 Combine like terms: -12 + 12 = 0 0 + k = 11.747340124 + 12 k = 11.747340124 + 12 Combine like terms: 11.747340124 + 12 = 23.747340124 k = 23.747340124 Simplifying k = 23.747340124

Subproblem 2

k + -12 = -11.747340124 Simplifying k + -12 = -11.747340124 Reorder the terms: -12 + k = -11.747340124 Solving -12 + k = -11.747340124 Solving for variable 'k'. Move all terms containing k to the left, all other terms to the right. Add '12' to each side of the equation. -12 + 12 + k = -11.747340124 + 12 Combine like terms: -12 + 12 = 0 0 + k = -11.747340124 + 12 k = -11.747340124 + 12 Combine like terms: -11.747340124 + 12 = 0.252659876 k = 0.252659876 Simplifying k = 0.252659876

Solution

The solution to the problem is based on the solutions from the subproblems. k = {23.747340124, 0.252659876}

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