17x^2-4x-3=0

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Solution for 17x^2-4x-3=0 equation:


Simplifying
17x2 + -4x + -3 = 0

Reorder the terms:
-3 + -4x + 17x2 = 0

Solving
-3 + -4x + 17x2 = 0

Solving for variable 'x'.

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

Divide each side by '17'.
-0.1764705882 + -0.2352941176x + x2 = 0

Move the constant term to the right:

Add '0.1764705882' to each side of the equation.
-0.1764705882 + -0.2352941176x + 0.1764705882 + x2 = 0 + 0.1764705882

Reorder the terms:
-0.1764705882 + 0.1764705882 + -0.2352941176x + x2 = 0 + 0.1764705882

Combine like terms: -0.1764705882 + 0.1764705882 = 0.0000000000
0.0000000000 + -0.2352941176x + x2 = 0 + 0.1764705882
-0.2352941176x + x2 = 0 + 0.1764705882

Combine like terms: 0 + 0.1764705882 = 0.1764705882
-0.2352941176x + x2 = 0.1764705882

The x term is -0.2352941176x.  Take half its coefficient (-0.1176470588).
Square it (0.01384083044) and add it to both sides.

Add '0.01384083044' to each side of the equation.
-0.2352941176x + 0.01384083044 + x2 = 0.1764705882 + 0.01384083044

Reorder the terms:
0.01384083044 + -0.2352941176x + x2 = 0.1764705882 + 0.01384083044

Combine like terms: 0.1764705882 + 0.01384083044 = 0.19031141864
0.01384083044 + -0.2352941176x + x2 = 0.19031141864

Factor a perfect square on the left side:
(x + -0.1176470588)(x + -0.1176470588) = 0.19031141864

Calculate the square root of the right side: 0.43624697

Break this problem into two subproblems by setting 
(x + -0.1176470588) equal to 0.43624697 and -0.43624697.

Subproblem 1

x + -0.1176470588 = 0.43624697 Simplifying x + -0.1176470588 = 0.43624697 Reorder the terms: -0.1176470588 + x = 0.43624697 Solving -0.1176470588 + x = 0.43624697 Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '0.1176470588' to each side of the equation. -0.1176470588 + 0.1176470588 + x = 0.43624697 + 0.1176470588 Combine like terms: -0.1176470588 + 0.1176470588 = 0.0000000000 0.0000000000 + x = 0.43624697 + 0.1176470588 x = 0.43624697 + 0.1176470588 Combine like terms: 0.43624697 + 0.1176470588 = 0.5538940288 x = 0.5538940288 Simplifying x = 0.5538940288

Subproblem 2

x + -0.1176470588 = -0.43624697 Simplifying x + -0.1176470588 = -0.43624697 Reorder the terms: -0.1176470588 + x = -0.43624697 Solving -0.1176470588 + x = -0.43624697 Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '0.1176470588' to each side of the equation. -0.1176470588 + 0.1176470588 + x = -0.43624697 + 0.1176470588 Combine like terms: -0.1176470588 + 0.1176470588 = 0.0000000000 0.0000000000 + x = -0.43624697 + 0.1176470588 x = -0.43624697 + 0.1176470588 Combine like terms: -0.43624697 + 0.1176470588 = -0.3185999112 x = -0.3185999112 Simplifying x = -0.3185999112

Solution

The solution to the problem is based on the solutions from the subproblems. x = {0.5538940288, -0.3185999112}

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