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Simplifying 72x2 + -1x + 11 = 0 Reorder the terms: 11 + -1x + 72x2 = 0 Solving 11 + -1x + 72x2 = 0 Solving for variable 'x'. Begin completing the square. Divide all terms by 72 the coefficient of the squared term: Divide each side by '72'. 0.1527777778 + -0.01388888889x + x2 = 0 Move the constant term to the right: Add '-0.1527777778' to each side of the equation. 0.1527777778 + -0.01388888889x + -0.1527777778 + x2 = 0 + -0.1527777778 Reorder the terms: 0.1527777778 + -0.1527777778 + -0.01388888889x + x2 = 0 + -0.1527777778 Combine like terms: 0.1527777778 + -0.1527777778 = 0.0000000000 0.0000000000 + -0.01388888889x + x2 = 0 + -0.1527777778 -0.01388888889x + x2 = 0 + -0.1527777778 Combine like terms: 0 + -0.1527777778 = -0.1527777778 -0.01388888889x + x2 = -0.1527777778 The x term is -0.01388888889x. Take half its coefficient (-0.006944444445). Square it (0.00004822530865) and add it to both sides. Add '0.00004822530865' to each side of the equation. -0.01388888889x + 0.00004822530865 + x2 = -0.1527777778 + 0.00004822530865 Reorder the terms: 0.00004822530865 + -0.01388888889x + x2 = -0.1527777778 + 0.00004822530865 Combine like terms: -0.1527777778 + 0.00004822530865 = -0.15272955249135 0.00004822530865 + -0.01388888889x + x2 = -0.15272955249135 Factor a perfect square on the left side: (x + -0.006944444445)(x + -0.006944444445) = -0.15272955249135 Can't calculate square root of the right side. The solution to this equation could not be determined.
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