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Simplifying 0.855x2 + -0.916x + 1.707 = 0 Reorder the terms: 1.707 + -0.916x + 0.855x2 = 0 Solving 1.707 + -0.916x + 0.855x2 = 0 Solving for variable 'x'. Begin completing the square. Divide all terms by 0.855 the coefficient of the squared term: Divide each side by '0.855'. 1.996491228 + -1.071345029x + x2 = 0 Move the constant term to the right: Add '-1.996491228' to each side of the equation. 1.996491228 + -1.071345029x + -1.996491228 + x2 = 0 + -1.996491228 Reorder the terms: 1.996491228 + -1.996491228 + -1.071345029x + x2 = 0 + -1.996491228 Combine like terms: 1.996491228 + -1.996491228 = 0.000000000 0.000000000 + -1.071345029x + x2 = 0 + -1.996491228 -1.071345029x + x2 = 0 + -1.996491228 Combine like terms: 0 + -1.996491228 = -1.996491228 -1.071345029x + x2 = -1.996491228 The x term is -1.071345029x. Take half its coefficient (-0.5356725145). Square it (0.2869450428) and add it to both sides. Add '0.2869450428' to each side of the equation. -1.071345029x + 0.2869450428 + x2 = -1.996491228 + 0.2869450428 Reorder the terms: 0.2869450428 + -1.071345029x + x2 = -1.996491228 + 0.2869450428 Combine like terms: -1.996491228 + 0.2869450428 = -1.7095461852 0.2869450428 + -1.071345029x + x2 = -1.7095461852 Factor a perfect square on the left side: (x + -0.5356725145)(x + -0.5356725145) = -1.7095461852 Can't calculate square root of the right side. The solution to this equation could not be determined.
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