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Simplifying -11p2 + 8p = 9 Reorder the terms: 8p + -11p2 = 9 Solving 8p + -11p2 = 9 Solving for variable 'p'. Reorder the terms: -9 + 8p + -11p2 = 9 + -9 Combine like terms: 9 + -9 = 0 -9 + 8p + -11p2 = 0 Begin completing the square. Divide all terms by -11 the coefficient of the squared term: Divide each side by '-11'. 0.8181818182 + -0.7272727273p + p2 = 0 Move the constant term to the right: Add '-0.8181818182' to each side of the equation. 0.8181818182 + -0.7272727273p + -0.8181818182 + p2 = 0 + -0.8181818182 Reorder the terms: 0.8181818182 + -0.8181818182 + -0.7272727273p + p2 = 0 + -0.8181818182 Combine like terms: 0.8181818182 + -0.8181818182 = 0.0000000000 0.0000000000 + -0.7272727273p + p2 = 0 + -0.8181818182 -0.7272727273p + p2 = 0 + -0.8181818182 Combine like terms: 0 + -0.8181818182 = -0.8181818182 -0.7272727273p + p2 = -0.8181818182 The p term is -0.7272727273p. Take half its coefficient (-0.3636363637). Square it (0.1322314050) and add it to both sides. Add '0.1322314050' to each side of the equation. -0.7272727273p + 0.1322314050 + p2 = -0.8181818182 + 0.1322314050 Reorder the terms: 0.1322314050 + -0.7272727273p + p2 = -0.8181818182 + 0.1322314050 Combine like terms: -0.8181818182 + 0.1322314050 = -0.6859504132 0.1322314050 + -0.7272727273p + p2 = -0.6859504132 Factor a perfect square on the left side: (p + -0.3636363637)(p + -0.3636363637) = -0.6859504132 Can't calculate square root of the right side. The solution to this equation could not be determined.
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