3X^2-180X+100=0

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Solution for 3X^2-180X+100=0 equation:


Simplifying
3X2 + -180X + 100 = 0

Reorder the terms:
100 + -180X + 3X2 = 0

Solving
100 + -180X + 3X2 = 0

Solving for variable 'X'.

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

Divide each side by '3'.
33.33333333 + -60X + X2 = 0

Move the constant term to the right:

Add '-33.33333333' to each side of the equation.
33.33333333 + -60X + -33.33333333 + X2 = 0 + -33.33333333

Reorder the terms:
33.33333333 + -33.33333333 + -60X + X2 = 0 + -33.33333333

Combine like terms: 33.33333333 + -33.33333333 = 0.00000000
0.00000000 + -60X + X2 = 0 + -33.33333333
-60X + X2 = 0 + -33.33333333

Combine like terms: 0 + -33.33333333 = -33.33333333
-60X + X2 = -33.33333333

The X term is -60X.  Take half its coefficient (-30).
Square it (900) and add it to both sides.

Add '900' to each side of the equation.
-60X + 900 + X2 = -33.33333333 + 900

Reorder the terms:
900 + -60X + X2 = -33.33333333 + 900

Combine like terms: -33.33333333 + 900 = 866.66666667
900 + -60X + X2 = 866.66666667

Factor a perfect square on the left side:
(X + -30)(X + -30) = 866.66666667

Calculate the square root of the right side: 29.439202888

Break this problem into two subproblems by setting 
(X + -30) equal to 29.439202888 and -29.439202888.

Subproblem 1

X + -30 = 29.439202888 Simplifying X + -30 = 29.439202888 Reorder the terms: -30 + X = 29.439202888 Solving -30 + X = 29.439202888 Solving for variable 'X'. Move all terms containing X to the left, all other terms to the right. Add '30' to each side of the equation. -30 + 30 + X = 29.439202888 + 30 Combine like terms: -30 + 30 = 0 0 + X = 29.439202888 + 30 X = 29.439202888 + 30 Combine like terms: 29.439202888 + 30 = 59.439202888 X = 59.439202888 Simplifying X = 59.439202888

Subproblem 2

X + -30 = -29.439202888 Simplifying X + -30 = -29.439202888 Reorder the terms: -30 + X = -29.439202888 Solving -30 + X = -29.439202888 Solving for variable 'X'. Move all terms containing X to the left, all other terms to the right. Add '30' to each side of the equation. -30 + 30 + X = -29.439202888 + 30 Combine like terms: -30 + 30 = 0 0 + X = -29.439202888 + 30 X = -29.439202888 + 30 Combine like terms: -29.439202888 + 30 = 0.560797112 X = 0.560797112 Simplifying X = 0.560797112

Solution

The solution to the problem is based on the solutions from the subproblems. X = {59.439202888, 0.560797112}

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