34x^2-4x-89=0

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Solution for 34x^2-4x-89=0 equation:


Simplifying
34x2 + -4x + -89 = 0

Reorder the terms:
-89 + -4x + 34x2 = 0

Solving
-89 + -4x + 34x2 = 0

Solving for variable 'x'.

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

Divide each side by '34'.
-2.617647059 + -0.1176470588x + x2 = 0

Move the constant term to the right:

Add '2.617647059' to each side of the equation.
-2.617647059 + -0.1176470588x + 2.617647059 + x2 = 0 + 2.617647059

Reorder the terms:
-2.617647059 + 2.617647059 + -0.1176470588x + x2 = 0 + 2.617647059

Combine like terms: -2.617647059 + 2.617647059 = 0.000000000
0.000000000 + -0.1176470588x + x2 = 0 + 2.617647059
-0.1176470588x + x2 = 0 + 2.617647059

Combine like terms: 0 + 2.617647059 = 2.617647059
-0.1176470588x + x2 = 2.617647059

The x term is -0.1176470588x.  Take half its coefficient (-0.0588235294).
Square it (0.003460207611) and add it to both sides.

Add '0.003460207611' to each side of the equation.
-0.1176470588x + 0.003460207611 + x2 = 2.617647059 + 0.003460207611

Reorder the terms:
0.003460207611 + -0.1176470588x + x2 = 2.617647059 + 0.003460207611

Combine like terms: 2.617647059 + 0.003460207611 = 2.621107266611
0.003460207611 + -0.1176470588x + x2 = 2.621107266611

Factor a perfect square on the left side:
(x + -0.0588235294)(x + -0.0588235294) = 2.621107266611

Calculate the square root of the right side: 1.618983405

Break this problem into two subproblems by setting 
(x + -0.0588235294) equal to 1.618983405 and -1.618983405.

Subproblem 1

x + -0.0588235294 = 1.618983405 Simplifying x + -0.0588235294 = 1.618983405 Reorder the terms: -0.0588235294 + x = 1.618983405 Solving -0.0588235294 + x = 1.618983405 Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '0.0588235294' to each side of the equation. -0.0588235294 + 0.0588235294 + x = 1.618983405 + 0.0588235294 Combine like terms: -0.0588235294 + 0.0588235294 = 0.0000000000 0.0000000000 + x = 1.618983405 + 0.0588235294 x = 1.618983405 + 0.0588235294 Combine like terms: 1.618983405 + 0.0588235294 = 1.6778069344 x = 1.6778069344 Simplifying x = 1.6778069344

Subproblem 2

x + -0.0588235294 = -1.618983405 Simplifying x + -0.0588235294 = -1.618983405 Reorder the terms: -0.0588235294 + x = -1.618983405 Solving -0.0588235294 + x = -1.618983405 Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '0.0588235294' to each side of the equation. -0.0588235294 + 0.0588235294 + x = -1.618983405 + 0.0588235294 Combine like terms: -0.0588235294 + 0.0588235294 = 0.0000000000 0.0000000000 + x = -1.618983405 + 0.0588235294 x = -1.618983405 + 0.0588235294 Combine like terms: -1.618983405 + 0.0588235294 = -1.5601598756 x = -1.5601598756 Simplifying x = -1.5601598756

Solution

The solution to the problem is based on the solutions from the subproblems. x = {1.6778069344, -1.5601598756}

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