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Simplifying 3p2 + -9 = 4p Reorder the terms: -9 + 3p2 = 4p Solving -9 + 3p2 = 4p Solving for variable 'p'. Reorder the terms: -9 + -4p + 3p2 = 4p + -4p Combine like terms: 4p + -4p = 0 -9 + -4p + 3p2 = 0 Begin completing the square. Divide all terms by 3 the coefficient of the squared term: Divide each side by '3'. -3 + -1.333333333p + p2 = 0 Move the constant term to the right: Add '3' to each side of the equation. -3 + -1.333333333p + 3 + p2 = 0 + 3 Reorder the terms: -3 + 3 + -1.333333333p + p2 = 0 + 3 Combine like terms: -3 + 3 = 0 0 + -1.333333333p + p2 = 0 + 3 -1.333333333p + p2 = 0 + 3 Combine like terms: 0 + 3 = 3 -1.333333333p + p2 = 3 The p term is -1.333333333p. Take half its coefficient (-0.6666666665). Square it (0.4444444442) and add it to both sides. Add '0.4444444442' to each side of the equation. -1.333333333p + 0.4444444442 + p2 = 3 + 0.4444444442 Reorder the terms: 0.4444444442 + -1.333333333p + p2 = 3 + 0.4444444442 Combine like terms: 3 + 0.4444444442 = 3.4444444442 0.4444444442 + -1.333333333p + p2 = 3.4444444442 Factor a perfect square on the left side: (p + -0.6666666665)(p + -0.6666666665) = 3.4444444442 Calculate the square root of the right side: 1.855921454 Break this problem into two subproblems by setting (p + -0.6666666665) equal to 1.855921454 and -1.855921454.Subproblem 1
p + -0.6666666665 = 1.855921454 Simplifying p + -0.6666666665 = 1.855921454 Reorder the terms: -0.6666666665 + p = 1.855921454 Solving -0.6666666665 + p = 1.855921454 Solving for variable 'p'. Move all terms containing p to the left, all other terms to the right. Add '0.6666666665' to each side of the equation. -0.6666666665 + 0.6666666665 + p = 1.855921454 + 0.6666666665 Combine like terms: -0.6666666665 + 0.6666666665 = 0.0000000000 0.0000000000 + p = 1.855921454 + 0.6666666665 p = 1.855921454 + 0.6666666665 Combine like terms: 1.855921454 + 0.6666666665 = 2.5225881205 p = 2.5225881205 Simplifying p = 2.5225881205Subproblem 2
p + -0.6666666665 = -1.855921454 Simplifying p + -0.6666666665 = -1.855921454 Reorder the terms: -0.6666666665 + p = -1.855921454 Solving -0.6666666665 + p = -1.855921454 Solving for variable 'p'. Move all terms containing p to the left, all other terms to the right. Add '0.6666666665' to each side of the equation. -0.6666666665 + 0.6666666665 + p = -1.855921454 + 0.6666666665 Combine like terms: -0.6666666665 + 0.6666666665 = 0.0000000000 0.0000000000 + p = -1.855921454 + 0.6666666665 p = -1.855921454 + 0.6666666665 Combine like terms: -1.855921454 + 0.6666666665 = -1.1892547875 p = -1.1892547875 Simplifying p = -1.1892547875Solution
The solution to the problem is based on the solutions from the subproblems. p = {2.5225881205, -1.1892547875}
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