x^2-0.54*x+0.02=0

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Solution for x^2-0.54*x+0.02=0 equation:


Simplifying
x2 + -0.54x + 0.02 = 0

Reorder the terms:
0.02 + -0.54x + x2 = 0

Solving
0.02 + -0.54x + x2 = 0

Solving for variable 'x'.

Begin completing the square.

Move the constant term to the right:

Add '-0.02' to each side of the equation.
0.02 + -0.54x + -0.02 + x2 = 0 + -0.02

Reorder the terms:
0.02 + -0.02 + -0.54x + x2 = 0 + -0.02

Combine like terms: 0.02 + -0.02 = 0.00
0.00 + -0.54x + x2 = 0 + -0.02
-0.54x + x2 = 0 + -0.02

Combine like terms: 0 + -0.02 = -0.02
-0.54x + x2 = -0.02

The x term is -0.54x.  Take half its coefficient (-0.27).
Square it (0.0729) and add it to both sides.

Add '0.0729' to each side of the equation.
-0.54x + 0.0729 + x2 = -0.02 + 0.0729

Reorder the terms:
0.0729 + -0.54x + x2 = -0.02 + 0.0729

Combine like terms: -0.02 + 0.0729 = 0.0529
0.0729 + -0.54x + x2 = 0.0529

Factor a perfect square on the left side:
(x + -0.27)(x + -0.27) = 0.0529

Calculate the square root of the right side: 0.23

Break this problem into two subproblems by setting 
(x + -0.27) equal to 0.23 and -0.23.

Subproblem 1

x + -0.27 = 0.23 Simplifying x + -0.27 = 0.23 Reorder the terms: -0.27 + x = 0.23 Solving -0.27 + x = 0.23 Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '0.27' to each side of the equation. -0.27 + 0.27 + x = 0.23 + 0.27 Combine like terms: -0.27 + 0.27 = 0.00 0.00 + x = 0.23 + 0.27 x = 0.23 + 0.27 Combine like terms: 0.23 + 0.27 = 0.5 x = 0.5 Simplifying x = 0.5

Subproblem 2

x + -0.27 = -0.23 Simplifying x + -0.27 = -0.23 Reorder the terms: -0.27 + x = -0.23 Solving -0.27 + x = -0.23 Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '0.27' to each side of the equation. -0.27 + 0.27 + x = -0.23 + 0.27 Combine like terms: -0.27 + 0.27 = 0.00 0.00 + x = -0.23 + 0.27 x = -0.23 + 0.27 Combine like terms: -0.23 + 0.27 = 0.04 x = 0.04 Simplifying x = 0.04

Solution

The solution to the problem is based on the solutions from the subproblems. x = {0.5, 0.04}

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