6p^2-6p-1=0

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Solution for 6p^2-6p-1=0 equation:


Simplifying
6p2 + -6p + -1 = 0

Reorder the terms:
-1 + -6p + 6p2 = 0

Solving
-1 + -6p + 6p2 = 0

Solving for variable 'p'.

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

Divide each side by '6'.
-0.1666666667 + -1p + p2 = 0

Move the constant term to the right:

Add '0.1666666667' to each side of the equation.
-0.1666666667 + -1p + 0.1666666667 + p2 = 0 + 0.1666666667

Reorder the terms:
-0.1666666667 + 0.1666666667 + -1p + p2 = 0 + 0.1666666667

Combine like terms: -0.1666666667 + 0.1666666667 = 0.0000000000
0.0000000000 + -1p + p2 = 0 + 0.1666666667
-1p + p2 = 0 + 0.1666666667

Combine like terms: 0 + 0.1666666667 = 0.1666666667
-1p + p2 = 0.1666666667

The p term is -1p.  Take half its coefficient (-0.5).
Square it (0.25) and add it to both sides.

Add '0.25' to each side of the equation.
-1p + 0.25 + p2 = 0.1666666667 + 0.25

Reorder the terms:
0.25 + -1p + p2 = 0.1666666667 + 0.25

Combine like terms: 0.1666666667 + 0.25 = 0.4166666667
0.25 + -1p + p2 = 0.4166666667

Factor a perfect square on the left side:
(p + -0.5)(p + -0.5) = 0.4166666667

Calculate the square root of the right side: 0.645497224

Break this problem into two subproblems by setting 
(p + -0.5) equal to 0.645497224 and -0.645497224.

Subproblem 1

p + -0.5 = 0.645497224 Simplifying p + -0.5 = 0.645497224 Reorder the terms: -0.5 + p = 0.645497224 Solving -0.5 + p = 0.645497224 Solving for variable 'p'. Move all terms containing p to the left, all other terms to the right. Add '0.5' to each side of the equation. -0.5 + 0.5 + p = 0.645497224 + 0.5 Combine like terms: -0.5 + 0.5 = 0.0 0.0 + p = 0.645497224 + 0.5 p = 0.645497224 + 0.5 Combine like terms: 0.645497224 + 0.5 = 1.145497224 p = 1.145497224 Simplifying p = 1.145497224

Subproblem 2

p + -0.5 = -0.645497224 Simplifying p + -0.5 = -0.645497224 Reorder the terms: -0.5 + p = -0.645497224 Solving -0.5 + p = -0.645497224 Solving for variable 'p'. Move all terms containing p to the left, all other terms to the right. Add '0.5' to each side of the equation. -0.5 + 0.5 + p = -0.645497224 + 0.5 Combine like terms: -0.5 + 0.5 = 0.0 0.0 + p = -0.645497224 + 0.5 p = -0.645497224 + 0.5 Combine like terms: -0.645497224 + 0.5 = -0.145497224 p = -0.145497224 Simplifying p = -0.145497224

Solution

The solution to the problem is based on the solutions from the subproblems. p = {1.145497224, -0.145497224}

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