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Simplifying 4.9x2 + 6.58x + 137 = 0 Reorder the terms: 137 + 6.58x + 4.9x2 = 0 Solving 137 + 6.58x + 4.9x2 = 0 Solving for variable 'x'. Begin completing the square. Divide all terms by 4.9 the coefficient of the squared term: Divide each side by '4.9'. 27.95918367 + 1.342857143x + x2 = 0 Move the constant term to the right: Add '-27.95918367' to each side of the equation. 27.95918367 + 1.342857143x + -27.95918367 + x2 = 0 + -27.95918367 Reorder the terms: 27.95918367 + -27.95918367 + 1.342857143x + x2 = 0 + -27.95918367 Combine like terms: 27.95918367 + -27.95918367 = 0.00000000 0.00000000 + 1.342857143x + x2 = 0 + -27.95918367 1.342857143x + x2 = 0 + -27.95918367 Combine like terms: 0 + -27.95918367 = -27.95918367 1.342857143x + x2 = -27.95918367 The x term is 1.342857143x. Take half its coefficient (0.6714285715). Square it (0.4508163266) and add it to both sides. Add '0.4508163266' to each side of the equation. 1.342857143x + 0.4508163266 + x2 = -27.95918367 + 0.4508163266 Reorder the terms: 0.4508163266 + 1.342857143x + x2 = -27.95918367 + 0.4508163266 Combine like terms: -27.95918367 + 0.4508163266 = -27.5083673434 0.4508163266 + 1.342857143x + x2 = -27.5083673434 Factor a perfect square on the left side: (x + 0.6714285715)(x + 0.6714285715) = -27.5083673434 Can't calculate square root of the right side. The solution to this equation could not be determined.
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