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Simplifying 1.925x2 + -3x + 20 = 0 Reorder the terms: 20 + -3x + 1.925x2 = 0 Solving 20 + -3x + 1.925x2 = 0 Solving for variable 'x'. Begin completing the square. Divide all terms by 1.925 the coefficient of the squared term: Divide each side by '1.925'. 10.38961039 + -1.558441558x + x2 = 0 Move the constant term to the right: Add '-10.38961039' to each side of the equation. 10.38961039 + -1.558441558x + -10.38961039 + x2 = 0 + -10.38961039 Reorder the terms: 10.38961039 + -10.38961039 + -1.558441558x + x2 = 0 + -10.38961039 Combine like terms: 10.38961039 + -10.38961039 = 0.00000000 0.00000000 + -1.558441558x + x2 = 0 + -10.38961039 -1.558441558x + x2 = 0 + -10.38961039 Combine like terms: 0 + -10.38961039 = -10.38961039 -1.558441558x + x2 = -10.38961039 The x term is -1.558441558x. Take half its coefficient (-0.779220779). Square it (0.6071850224) and add it to both sides. Add '0.6071850224' to each side of the equation. -1.558441558x + 0.6071850224 + x2 = -10.38961039 + 0.6071850224 Reorder the terms: 0.6071850224 + -1.558441558x + x2 = -10.38961039 + 0.6071850224 Combine like terms: -10.38961039 + 0.6071850224 = -9.7824253676 0.6071850224 + -1.558441558x + x2 = -9.7824253676 Factor a perfect square on the left side: (x + -0.779220779)(x + -0.779220779) = -9.7824253676 Can't calculate square root of the right side. The solution to this equation could not be determined.
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