x^2-100000000*x+1=0

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Solution for x^2-100000000*x+1=0 equation:


Simplifying
x2 + -100000000x + 1 = 0

Reorder the terms:
1 + -100000000x + x2 = 0

Solving
1 + -100000000x + x2 = 0

Solving for variable 'x'.

Begin completing the square.

Move the constant term to the right:

Add '-1' to each side of the equation.
1 + -100000000x + -1 + x2 = 0 + -1

Reorder the terms:
1 + -1 + -100000000x + x2 = 0 + -1

Combine like terms: 1 + -1 = 0
0 + -100000000x + x2 = 0 + -1
-100000000x + x2 = 0 + -1

Combine like terms: 0 + -1 = -1
-100000000x + x2 = -1

The x term is -100000000x.  Take half its coefficient (-50000000).
Square it (2500000000000000) and add it to both sides.

Add '2500000000000000' to each side of the equation.
-100000000x + 2500000000000000 + x2 = -1 + 2500000000000000

Reorder the terms:
2500000000000000 + -100000000x + x2 = -1 + 2500000000000000

Combine like terms: -1 + 2500000000000000 = 2499999999999999
2500000000000000 + -100000000x + x2 = 2499999999999999

Factor a perfect square on the left side:
(x + -50000000)(x + -50000000) = 2499999999999999

Calculate the square root of the right side: 49999999.99999999

Break this problem into two subproblems by setting 
(x + -50000000) equal to 49999999.99999999 and -49999999.99999999.

Subproblem 1

x + -50000000 = 49999999.99999999 Simplifying x + -50000000 = 49999999.99999999 Reorder the terms: -50000000 + x = 49999999.99999999 Solving -50000000 + x = 49999999.99999999 Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '50000000' to each side of the equation. -50000000 + 50000000 + x = 49999999.99999999 + 50000000 Combine like terms: -50000000 + 50000000 = 0 0 + x = 49999999.99999999 + 50000000 x = 49999999.99999999 + 50000000 Combine like terms: 49999999.99999999 + 50000000 = 99999999.99999999 x = 99999999.99999999 Simplifying x = 99999999.99999999

Subproblem 2

x + -50000000 = -49999999.99999999 Simplifying x + -50000000 = -49999999.99999999 Reorder the terms: -50000000 + x = -49999999.99999999 Solving -50000000 + x = -49999999.99999999 Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '50000000' to each side of the equation. -50000000 + 50000000 + x = -49999999.99999999 + 50000000 Combine like terms: -50000000 + 50000000 = 0 0 + x = -49999999.99999999 + 50000000 x = -49999999.99999999 + 50000000 Combine like terms: -49999999.99999999 + 50000000 = 0.00000001 x = 0.00000001 Simplifying x = 0.00000001

Solution

The solution to the problem is based on the solutions from the subproblems. x = {99999999.99999999, 0.00000001}

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