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Simplifying 2u + -17u2 + -9 = 0 Reorder the terms: -9 + 2u + -17u2 = 0 Solving -9 + 2u + -17u2 = 0 Solving for variable 'u'. Begin completing the square. Divide all terms by -17 the coefficient of the squared term: Divide each side by '-17'. 0.5294117647 + -0.1176470588u + u2 = 0 Move the constant term to the right: Add '-0.5294117647' to each side of the equation. 0.5294117647 + -0.1176470588u + -0.5294117647 + u2 = 0 + -0.5294117647 Reorder the terms: 0.5294117647 + -0.5294117647 + -0.1176470588u + u2 = 0 + -0.5294117647 Combine like terms: 0.5294117647 + -0.5294117647 = 0.0000000000 0.0000000000 + -0.1176470588u + u2 = 0 + -0.5294117647 -0.1176470588u + u2 = 0 + -0.5294117647 Combine like terms: 0 + -0.5294117647 = -0.5294117647 -0.1176470588u + u2 = -0.5294117647 The u term is -0.1176470588u. Take half its coefficient (-0.0588235294). Square it (0.003460207611) and add it to both sides. Add '0.003460207611' to each side of the equation. -0.1176470588u + 0.003460207611 + u2 = -0.5294117647 + 0.003460207611 Reorder the terms: 0.003460207611 + -0.1176470588u + u2 = -0.5294117647 + 0.003460207611 Combine like terms: -0.5294117647 + 0.003460207611 = -0.525951557089 0.003460207611 + -0.1176470588u + u2 = -0.525951557089 Factor a perfect square on the left side: (u + -0.0588235294)(u + -0.0588235294) = -0.525951557089 Can't calculate square root of the right side. The solution to this equation could not be determined.
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