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Simplifying 9x2 + -19.6x + 600 = 0 Reorder the terms: 600 + -19.6x + 9x2 = 0 Solving 600 + -19.6x + 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'. 66.66666667 + -2.177777778x + x2 = 0 Move the constant term to the right: Add '-66.66666667' to each side of the equation. 66.66666667 + -2.177777778x + -66.66666667 + x2 = 0 + -66.66666667 Reorder the terms: 66.66666667 + -66.66666667 + -2.177777778x + x2 = 0 + -66.66666667 Combine like terms: 66.66666667 + -66.66666667 = 0.00000000 0.00000000 + -2.177777778x + x2 = 0 + -66.66666667 -2.177777778x + x2 = 0 + -66.66666667 Combine like terms: 0 + -66.66666667 = -66.66666667 -2.177777778x + x2 = -66.66666667 The x term is -2.177777778x. Take half its coefficient (-1.088888889). Square it (1.185679013) and add it to both sides. Add '1.185679013' to each side of the equation. -2.177777778x + 1.185679013 + x2 = -66.66666667 + 1.185679013 Reorder the terms: 1.185679013 + -2.177777778x + x2 = -66.66666667 + 1.185679013 Combine like terms: -66.66666667 + 1.185679013 = -65.480987657 1.185679013 + -2.177777778x + x2 = -65.480987657 Factor a perfect square on the left side: (x + -1.088888889)(x + -1.088888889) = -65.480987657 Can't calculate square root of the right side. The solution to this equation could not be determined.
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