49x^2-22x+1=0

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Solution for 49x^2-22x+1=0 equation:


Simplifying
49x2 + -22x + 1 = 0

Reorder the terms:
1 + -22x + 49x2 = 0

Solving
1 + -22x + 49x2 = 0

Solving for variable 'x'.

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

Divide each side by '49'.
0.02040816327 + -0.4489795918x + x2 = 0

Move the constant term to the right:

Add '-0.02040816327' to each side of the equation.
0.02040816327 + -0.4489795918x + -0.02040816327 + x2 = 0 + -0.02040816327

Reorder the terms:
0.02040816327 + -0.02040816327 + -0.4489795918x + x2 = 0 + -0.02040816327

Combine like terms: 0.02040816327 + -0.02040816327 = 0.00000000000
0.00000000000 + -0.4489795918x + x2 = 0 + -0.02040816327
-0.4489795918x + x2 = 0 + -0.02040816327

Combine like terms: 0 + -0.02040816327 = -0.02040816327
-0.4489795918x + x2 = -0.02040816327

The x term is -0.4489795918x.  Take half its coefficient (-0.2244897959).
Square it (0.05039566846) and add it to both sides.

Add '0.05039566846' to each side of the equation.
-0.4489795918x + 0.05039566846 + x2 = -0.02040816327 + 0.05039566846

Reorder the terms:
0.05039566846 + -0.4489795918x + x2 = -0.02040816327 + 0.05039566846

Combine like terms: -0.02040816327 + 0.05039566846 = 0.02998750519
0.05039566846 + -0.4489795918x + x2 = 0.02998750519

Factor a perfect square on the left side:
(x + -0.2244897959)(x + -0.2244897959) = 0.02998750519

Calculate the square root of the right side: 0.173169008

Break this problem into two subproblems by setting 
(x + -0.2244897959) equal to 0.173169008 and -0.173169008.

Subproblem 1

x + -0.2244897959 = 0.173169008 Simplifying x + -0.2244897959 = 0.173169008 Reorder the terms: -0.2244897959 + x = 0.173169008 Solving -0.2244897959 + x = 0.173169008 Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '0.2244897959' to each side of the equation. -0.2244897959 + 0.2244897959 + x = 0.173169008 + 0.2244897959 Combine like terms: -0.2244897959 + 0.2244897959 = 0.0000000000 0.0000000000 + x = 0.173169008 + 0.2244897959 x = 0.173169008 + 0.2244897959 Combine like terms: 0.173169008 + 0.2244897959 = 0.3976588039 x = 0.3976588039 Simplifying x = 0.3976588039

Subproblem 2

x + -0.2244897959 = -0.173169008 Simplifying x + -0.2244897959 = -0.173169008 Reorder the terms: -0.2244897959 + x = -0.173169008 Solving -0.2244897959 + x = -0.173169008 Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '0.2244897959' to each side of the equation. -0.2244897959 + 0.2244897959 + x = -0.173169008 + 0.2244897959 Combine like terms: -0.2244897959 + 0.2244897959 = 0.0000000000 0.0000000000 + x = -0.173169008 + 0.2244897959 x = -0.173169008 + 0.2244897959 Combine like terms: -0.173169008 + 0.2244897959 = 0.0513207879 x = 0.0513207879 Simplifying x = 0.0513207879

Solution

The solution to the problem is based on the solutions from the subproblems. x = {0.3976588039, 0.0513207879}

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