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Simplifying 17k2 + -15k + 9 = 0 Reorder the terms: 9 + -15k + 17k2 = 0 Solving 9 + -15k + 17k2 = 0 Solving for variable 'k'. Begin completing the square. Divide all terms by 17 the coefficient of the squared term: Divide each side by '17'. 0.5294117647 + -0.8823529412k + k2 = 0 Move the constant term to the right: Add '-0.5294117647' to each side of the equation. 0.5294117647 + -0.8823529412k + -0.5294117647 + k2 = 0 + -0.5294117647 Reorder the terms: 0.5294117647 + -0.5294117647 + -0.8823529412k + k2 = 0 + -0.5294117647 Combine like terms: 0.5294117647 + -0.5294117647 = 0.0000000000 0.0000000000 + -0.8823529412k + k2 = 0 + -0.5294117647 -0.8823529412k + k2 = 0 + -0.5294117647 Combine like terms: 0 + -0.5294117647 = -0.5294117647 -0.8823529412k + k2 = -0.5294117647 The k term is -0.8823529412k. Take half its coefficient (-0.4411764706). Square it (0.1946366782) and add it to both sides. Add '0.1946366782' to each side of the equation. -0.8823529412k + 0.1946366782 + k2 = -0.5294117647 + 0.1946366782 Reorder the terms: 0.1946366782 + -0.8823529412k + k2 = -0.5294117647 + 0.1946366782 Combine like terms: -0.5294117647 + 0.1946366782 = -0.3347750865 0.1946366782 + -0.8823529412k + k2 = -0.3347750865 Factor a perfect square on the left side: (k + -0.4411764706)(k + -0.4411764706) = -0.3347750865 Can't calculate square root of the right side. The solution to this equation could not be determined.
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