-2p^2-4p+3=0

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Solution for -2p^2-4p+3=0 equation:


Simplifying
-2p2 + -4p + 3 = 0

Reorder the terms:
3 + -4p + -2p2 = 0

Solving
3 + -4p + -2p2 = 0

Solving for variable 'p'.

Begin completing the square.  Divide all terms by
-2 the coefficient of the squared term: 

Divide each side by '-2'.
-1.5 + 2p + p2 = 0

Move the constant term to the right:

Add '1.5' to each side of the equation.
-1.5 + 2p + 1.5 + p2 = 0 + 1.5

Reorder the terms:
-1.5 + 1.5 + 2p + p2 = 0 + 1.5

Combine like terms: -1.5 + 1.5 = 0.0
0.0 + 2p + p2 = 0 + 1.5
2p + p2 = 0 + 1.5

Combine like terms: 0 + 1.5 = 1.5
2p + p2 = 1.5

The p term is 2p.  Take half its coefficient (1).
Square it (1) and add it to both sides.

Add '1' to each side of the equation.
2p + 1 + p2 = 1.5 + 1

Reorder the terms:
1 + 2p + p2 = 1.5 + 1

Combine like terms: 1.5 + 1 = 2.5
1 + 2p + p2 = 2.5

Factor a perfect square on the left side:
(p + 1)(p + 1) = 2.5

Calculate the square root of the right side: 1.58113883

Break this problem into two subproblems by setting 
(p + 1) equal to 1.58113883 and -1.58113883.

Subproblem 1

p + 1 = 1.58113883 Simplifying p + 1 = 1.58113883 Reorder the terms: 1 + p = 1.58113883 Solving 1 + p = 1.58113883 Solving for variable 'p'. Move all terms containing p to the left, all other terms to the right. Add '-1' to each side of the equation. 1 + -1 + p = 1.58113883 + -1 Combine like terms: 1 + -1 = 0 0 + p = 1.58113883 + -1 p = 1.58113883 + -1 Combine like terms: 1.58113883 + -1 = 0.58113883 p = 0.58113883 Simplifying p = 0.58113883

Subproblem 2

p + 1 = -1.58113883 Simplifying p + 1 = -1.58113883 Reorder the terms: 1 + p = -1.58113883 Solving 1 + p = -1.58113883 Solving for variable 'p'. Move all terms containing p to the left, all other terms to the right. Add '-1' to each side of the equation. 1 + -1 + p = -1.58113883 + -1 Combine like terms: 1 + -1 = 0 0 + p = -1.58113883 + -1 p = -1.58113883 + -1 Combine like terms: -1.58113883 + -1 = -2.58113883 p = -2.58113883 Simplifying p = -2.58113883

Solution

The solution to the problem is based on the solutions from the subproblems. p = {0.58113883, -2.58113883}

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