0.5x^2-1.5x+0.075=0

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Solution for 0.5x^2-1.5x+0.075=0 equation:


Simplifying
0.5x2 + -1.5x + 0.075 = 0

Reorder the terms:
0.075 + -1.5x + 0.5x2 = 0

Solving
0.075 + -1.5x + 0.5x2 = 0

Solving for variable 'x'.

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

Divide each side by '0.5'.
0.15 + -3x + x2 = 0

Move the constant term to the right:

Add '-0.15' to each side of the equation.
0.15 + -3x + -0.15 + x2 = 0 + -0.15

Reorder the terms:
0.15 + -0.15 + -3x + x2 = 0 + -0.15

Combine like terms: 0.15 + -0.15 = 0.00
0.00 + -3x + x2 = 0 + -0.15
-3x + x2 = 0 + -0.15

Combine like terms: 0 + -0.15 = -0.15
-3x + x2 = -0.15

The x term is -3x.  Take half its coefficient (-1.5).
Square it (2.25) and add it to both sides.

Add '2.25' to each side of the equation.
-3x + 2.25 + x2 = -0.15 + 2.25

Reorder the terms:
2.25 + -3x + x2 = -0.15 + 2.25

Combine like terms: -0.15 + 2.25 = 2.1
2.25 + -3x + x2 = 2.1

Factor a perfect square on the left side:
(x + -1.5)(x + -1.5) = 2.1

Calculate the square root of the right side: 1.449137675

Break this problem into two subproblems by setting 
(x + -1.5) equal to 1.449137675 and -1.449137675.

Subproblem 1

x + -1.5 = 1.449137675 Simplifying x + -1.5 = 1.449137675 Reorder the terms: -1.5 + x = 1.449137675 Solving -1.5 + x = 1.449137675 Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '1.5' to each side of the equation. -1.5 + 1.5 + x = 1.449137675 + 1.5 Combine like terms: -1.5 + 1.5 = 0.0 0.0 + x = 1.449137675 + 1.5 x = 1.449137675 + 1.5 Combine like terms: 1.449137675 + 1.5 = 2.949137675 x = 2.949137675 Simplifying x = 2.949137675

Subproblem 2

x + -1.5 = -1.449137675 Simplifying x + -1.5 = -1.449137675 Reorder the terms: -1.5 + x = -1.449137675 Solving -1.5 + x = -1.449137675 Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '1.5' to each side of the equation. -1.5 + 1.5 + x = -1.449137675 + 1.5 Combine like terms: -1.5 + 1.5 = 0.0 0.0 + x = -1.449137675 + 1.5 x = -1.449137675 + 1.5 Combine like terms: -1.449137675 + 1.5 = 0.050862325 x = 0.050862325 Simplifying x = 0.050862325

Solution

The solution to the problem is based on the solutions from the subproblems. x = {2.949137675, 0.050862325}

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