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Simplifying 9.5x2 + 4.7x + 1 = 0 Reorder the terms: 1 + 4.7x + 9.5x2 = 0 Solving 1 + 4.7x + 9.5x2 = 0 Solving for variable 'x'. Begin completing the square. Divide all terms by 9.5 the coefficient of the squared term: Divide each side by '9.5'. 0.1052631579 + 0.4947368421x + x2 = 0 Move the constant term to the right: Add '-0.1052631579' to each side of the equation. 0.1052631579 + 0.4947368421x + -0.1052631579 + x2 = 0 + -0.1052631579 Reorder the terms: 0.1052631579 + -0.1052631579 + 0.4947368421x + x2 = 0 + -0.1052631579 Combine like terms: 0.1052631579 + -0.1052631579 = 0.0000000000 0.0000000000 + 0.4947368421x + x2 = 0 + -0.1052631579 0.4947368421x + x2 = 0 + -0.1052631579 Combine like terms: 0 + -0.1052631579 = -0.1052631579 0.4947368421x + x2 = -0.1052631579 The x term is 0.4947368421x. Take half its coefficient (0.2473684211). Square it (0.06119113576) and add it to both sides. Add '0.06119113576' to each side of the equation. 0.4947368421x + 0.06119113576 + x2 = -0.1052631579 + 0.06119113576 Reorder the terms: 0.06119113576 + 0.4947368421x + x2 = -0.1052631579 + 0.06119113576 Combine like terms: -0.1052631579 + 0.06119113576 = -0.04407202214 0.06119113576 + 0.4947368421x + x2 = -0.04407202214 Factor a perfect square on the left side: (x + 0.2473684211)(x + 0.2473684211) = -0.04407202214 Can't calculate square root of the right side. The solution to this equation could not be determined.
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