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Simplifying 0.285x2 + -1x + 2 = 0 Reorder the terms: 2 + -1x + 0.285x2 = 0 Solving 2 + -1x + 0.285x2 = 0 Solving for variable 'x'. Begin completing the square. Divide all terms by 0.285 the coefficient of the squared term: Divide each side by '0.285'. 7.01754386 + -3.50877193x + x2 = 0 Move the constant term to the right: Add '-7.01754386' to each side of the equation. 7.01754386 + -3.50877193x + -7.01754386 + x2 = 0 + -7.01754386 Reorder the terms: 7.01754386 + -7.01754386 + -3.50877193x + x2 = 0 + -7.01754386 Combine like terms: 7.01754386 + -7.01754386 = 0.00000000 0.00000000 + -3.50877193x + x2 = 0 + -7.01754386 -3.50877193x + x2 = 0 + -7.01754386 Combine like terms: 0 + -7.01754386 = -7.01754386 -3.50877193x + x2 = -7.01754386 The x term is -3.50877193x. Take half its coefficient (-1.754385965). Square it (3.077870114) and add it to both sides. Add '3.077870114' to each side of the equation. -3.50877193x + 3.077870114 + x2 = -7.01754386 + 3.077870114 Reorder the terms: 3.077870114 + -3.50877193x + x2 = -7.01754386 + 3.077870114 Combine like terms: -7.01754386 + 3.077870114 = -3.939673746 3.077870114 + -3.50877193x + x2 = -3.939673746 Factor a perfect square on the left side: (x + -1.754385965)(x + -1.754385965) = -3.939673746 Can't calculate square root of the right side. The solution to this equation could not be determined.
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