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Simplifying 1.7x2 + -3.4x + 1.9 = 0 Reorder the terms: 1.9 + -3.4x + 1.7x2 = 0 Solving 1.9 + -3.4x + 1.7x2 = 0 Solving for variable 'x'. Begin completing the square. Divide all terms by 1.7 the coefficient of the squared term: Divide each side by '1.7'. 1.117647059 + -2x + x2 = 0 Move the constant term to the right: Add '-1.117647059' to each side of the equation. 1.117647059 + -2x + -1.117647059 + x2 = 0 + -1.117647059 Reorder the terms: 1.117647059 + -1.117647059 + -2x + x2 = 0 + -1.117647059 Combine like terms: 1.117647059 + -1.117647059 = 0.000000000 0.000000000 + -2x + x2 = 0 + -1.117647059 -2x + x2 = 0 + -1.117647059 Combine like terms: 0 + -1.117647059 = -1.117647059 -2x + x2 = -1.117647059 The x term is -2x. Take half its coefficient (-1). Square it (1) and add it to both sides. Add '1' to each side of the equation. -2x + 1 + x2 = -1.117647059 + 1 Reorder the terms: 1 + -2x + x2 = -1.117647059 + 1 Combine like terms: -1.117647059 + 1 = -0.117647059 1 + -2x + x2 = -0.117647059 Factor a perfect square on the left side: (x + -1)(x + -1) = -0.117647059 Can't calculate square root of the right side. The solution to this equation could not be determined.
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