=3X^2-24X+32

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Solution for =3X^2-24X+32 equation:


Simplifying
0 = 3X2 + -24X + 32

Reorder the terms:
0 = 32 + -24X + 3X2

Solving
0 = 32 + -24X + 3X2

Solving for variable 'X'.

Combine like terms: 0 + -32 = -32
-32 + 24X + -3X2 = 32 + -24X + 3X2 + -32 + 24X + -3X2

Reorder the terms:
-32 + 24X + -3X2 = 32 + -32 + -24X + 24X + 3X2 + -3X2

Combine like terms: 32 + -32 = 0
-32 + 24X + -3X2 = 0 + -24X + 24X + 3X2 + -3X2
-32 + 24X + -3X2 = -24X + 24X + 3X2 + -3X2

Combine like terms: -24X + 24X = 0
-32 + 24X + -3X2 = 0 + 3X2 + -3X2
-32 + 24X + -3X2 = 3X2 + -3X2

Combine like terms: 3X2 + -3X2 = 0
-32 + 24X + -3X2 = 0

Begin completing the square.  Divide all terms by
-3 the coefficient of the squared term: 

Divide each side by '-3'.
10.66666667 + -8X + X2 = 0

Move the constant term to the right:

Add '-10.66666667' to each side of the equation.
10.66666667 + -8X + -10.66666667 + X2 = 0 + -10.66666667

Reorder the terms:
10.66666667 + -10.66666667 + -8X + X2 = 0 + -10.66666667

Combine like terms: 10.66666667 + -10.66666667 = 0.00000000
0.00000000 + -8X + X2 = 0 + -10.66666667
-8X + X2 = 0 + -10.66666667

Combine like terms: 0 + -10.66666667 = -10.66666667
-8X + X2 = -10.66666667

The X term is -8X.  Take half its coefficient (-4).
Square it (16) and add it to both sides.

Add '16' to each side of the equation.
-8X + 16 + X2 = -10.66666667 + 16

Reorder the terms:
16 + -8X + X2 = -10.66666667 + 16

Combine like terms: -10.66666667 + 16 = 5.33333333
16 + -8X + X2 = 5.33333333

Factor a perfect square on the left side:
(X + -4)(X + -4) = 5.33333333

Calculate the square root of the right side: 2.309401076

Break this problem into two subproblems by setting 
(X + -4) equal to 2.309401076 and -2.309401076.

Subproblem 1

X + -4 = 2.309401076 Simplifying X + -4 = 2.309401076 Reorder the terms: -4 + X = 2.309401076 Solving -4 + X = 2.309401076 Solving for variable 'X'. Move all terms containing X to the left, all other terms to the right. Add '4' to each side of the equation. -4 + 4 + X = 2.309401076 + 4 Combine like terms: -4 + 4 = 0 0 + X = 2.309401076 + 4 X = 2.309401076 + 4 Combine like terms: 2.309401076 + 4 = 6.309401076 X = 6.309401076 Simplifying X = 6.309401076

Subproblem 2

X + -4 = -2.309401076 Simplifying X + -4 = -2.309401076 Reorder the terms: -4 + X = -2.309401076 Solving -4 + X = -2.309401076 Solving for variable 'X'. Move all terms containing X to the left, all other terms to the right. Add '4' to each side of the equation. -4 + 4 + X = -2.309401076 + 4 Combine like terms: -4 + 4 = 0 0 + X = -2.309401076 + 4 X = -2.309401076 + 4 Combine like terms: -2.309401076 + 4 = 1.690598924 X = 1.690598924 Simplifying X = 1.690598924

Solution

The solution to the problem is based on the solutions from the subproblems. X = {6.309401076, 1.690598924}

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