a^2-24a+36=0

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Solution for a^2-24a+36=0 equation:


Simplifying
a2 + -24a + 36 = 0

Reorder the terms:
36 + -24a + a2 = 0

Solving
36 + -24a + a2 = 0

Solving for variable 'a'.

Begin completing the square.

Move the constant term to the right:

Add '-36' to each side of the equation.
36 + -24a + -36 + a2 = 0 + -36

Reorder the terms:
36 + -36 + -24a + a2 = 0 + -36

Combine like terms: 36 + -36 = 0
0 + -24a + a2 = 0 + -36
-24a + a2 = 0 + -36

Combine like terms: 0 + -36 = -36
-24a + a2 = -36

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

Add '144' to each side of the equation.
-24a + 144 + a2 = -36 + 144

Reorder the terms:
144 + -24a + a2 = -36 + 144

Combine like terms: -36 + 144 = 108
144 + -24a + a2 = 108

Factor a perfect square on the left side:
(a + -12)(a + -12) = 108

Calculate the square root of the right side: 10.392304845

Break this problem into two subproblems by setting 
(a + -12) equal to 10.392304845 and -10.392304845.

Subproblem 1

a + -12 = 10.392304845 Simplifying a + -12 = 10.392304845 Reorder the terms: -12 + a = 10.392304845 Solving -12 + a = 10.392304845 Solving for variable 'a'. Move all terms containing a to the left, all other terms to the right. Add '12' to each side of the equation. -12 + 12 + a = 10.392304845 + 12 Combine like terms: -12 + 12 = 0 0 + a = 10.392304845 + 12 a = 10.392304845 + 12 Combine like terms: 10.392304845 + 12 = 22.392304845 a = 22.392304845 Simplifying a = 22.392304845

Subproblem 2

a + -12 = -10.392304845 Simplifying a + -12 = -10.392304845 Reorder the terms: -12 + a = -10.392304845 Solving -12 + a = -10.392304845 Solving for variable 'a'. Move all terms containing a to the left, all other terms to the right. Add '12' to each side of the equation. -12 + 12 + a = -10.392304845 + 12 Combine like terms: -12 + 12 = 0 0 + a = -10.392304845 + 12 a = -10.392304845 + 12 Combine like terms: -10.392304845 + 12 = 1.607695155 a = 1.607695155 Simplifying a = 1.607695155

Solution

The solution to the problem is based on the solutions from the subproblems. a = {22.392304845, 1.607695155}

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