(0.000001805)x^2-0.001881x-0.01=0

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Solution for (0.000001805)x^2-0.001881x-0.01=0 equation:


Simplifying
(0.000001805) * x2 + -0.001881x + -0.01 = 0

Reorder the terms:
-0.01 + -0.001881x + 0.000001805x2 = 0

Solving
-0.01 + -0.001881x + 0.000001805x2 = 0

Solving for variable 'x'.

Begin completing the square.  Divide all terms by
0.000001805 the coefficient of the squared term: 

Divide each side by '0.000001805'.
-5540.166205 + -1042.105263x + x2 = 0

Move the constant term to the right:

Add '5540.166205' to each side of the equation.
-5540.166205 + -1042.105263x + 5540.166205 + x2 = 0 + 5540.166205

Reorder the terms:
-5540.166205 + 5540.166205 + -1042.105263x + x2 = 0 + 5540.166205

Combine like terms: -5540.166205 + 5540.166205 = 0.000000
0.000000 + -1042.105263x + x2 = 0 + 5540.166205
-1042.105263x + x2 = 0 + 5540.166205

Combine like terms: 0 + 5540.166205 = 5540.166205
-1042.105263x + x2 = 5540.166205

The x term is -1042.105263x.  Take half its coefficient (-521.0526315).
Square it (271495.8448) and add it to both sides.

Add '271495.8448' to each side of the equation.
-1042.105263x + 271495.8448 + x2 = 5540.166205 + 271495.8448

Reorder the terms:
271495.8448 + -1042.105263x + x2 = 5540.166205 + 271495.8448

Combine like terms: 5540.166205 + 271495.8448 = 277036.011005
271495.8448 + -1042.105263x + x2 = 277036.011005

Factor a perfect square on the left side:
(x + -521.0526315)(x + -521.0526315) = 277036.011005

Calculate the square root of the right side: 526.342104534

Break this problem into two subproblems by setting 
(x + -521.0526315) equal to 526.342104534 and -526.342104534.

Subproblem 1

x + -521.0526315 = 526.342104534 Simplifying x + -521.0526315 = 526.342104534 Reorder the terms: -521.0526315 + x = 526.342104534 Solving -521.0526315 + x = 526.342104534 Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '521.0526315' to each side of the equation. -521.0526315 + 521.0526315 + x = 526.342104534 + 521.0526315 Combine like terms: -521.0526315 + 521.0526315 = 0.0000000 0.0000000 + x = 526.342104534 + 521.0526315 x = 526.342104534 + 521.0526315 Combine like terms: 526.342104534 + 521.0526315 = 1047.394736034 x = 1047.394736034 Simplifying x = 1047.394736034

Subproblem 2

x + -521.0526315 = -526.342104534 Simplifying x + -521.0526315 = -526.342104534 Reorder the terms: -521.0526315 + x = -526.342104534 Solving -521.0526315 + x = -526.342104534 Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '521.0526315' to each side of the equation. -521.0526315 + 521.0526315 + x = -526.342104534 + 521.0526315 Combine like terms: -521.0526315 + 521.0526315 = 0.0000000 0.0000000 + x = -526.342104534 + 521.0526315 x = -526.342104534 + 521.0526315 Combine like terms: -526.342104534 + 521.0526315 = -5.289473034 x = -5.289473034 Simplifying x = -5.289473034

Solution

The solution to the problem is based on the solutions from the subproblems. x = {1047.394736034, -5.289473034}

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