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Simplifying 9x2 + -1.4x + 0.6 = 0 Reorder the terms: 0.6 + -1.4x + 9x2 = 0 Solving 0.6 + -1.4x + 9x2 = 0 Solving for variable 'x'. Begin completing the square. Divide all terms by 9 the coefficient of the squared term: Divide each side by '9'. 0.06666666667 + -0.1555555556x + x2 = 0 Move the constant term to the right: Add '-0.06666666667' to each side of the equation. 0.06666666667 + -0.1555555556x + -0.06666666667 + x2 = 0 + -0.06666666667 Reorder the terms: 0.06666666667 + -0.06666666667 + -0.1555555556x + x2 = 0 + -0.06666666667 Combine like terms: 0.06666666667 + -0.06666666667 = 0.00000000000 0.00000000000 + -0.1555555556x + x2 = 0 + -0.06666666667 -0.1555555556x + x2 = 0 + -0.06666666667 Combine like terms: 0 + -0.06666666667 = -0.06666666667 -0.1555555556x + x2 = -0.06666666667 The x term is -0.1555555556x. Take half its coefficient (-0.0777777778). Square it (0.006049382720) and add it to both sides. Add '0.006049382720' to each side of the equation. -0.1555555556x + 0.006049382720 + x2 = -0.06666666667 + 0.006049382720 Reorder the terms: 0.006049382720 + -0.1555555556x + x2 = -0.06666666667 + 0.006049382720 Combine like terms: -0.06666666667 + 0.006049382720 = -0.06061728395 0.006049382720 + -0.1555555556x + x2 = -0.06061728395 Factor a perfect square on the left side: (x + -0.0777777778)(x + -0.0777777778) = -0.06061728395 Can't calculate square root of the right side. The solution to this equation could not be determined.
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