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Simplifying 9h2 + -19h + 28 = 0 Reorder the terms: 28 + -19h + 9h2 = 0 Solving 28 + -19h + 9h2 = 0 Solving for variable 'h'. Begin completing the square. Divide all terms by 9 the coefficient of the squared term: Divide each side by '9'. 3.111111111 + -2.111111111h + h2 = 0 Move the constant term to the right: Add '-3.111111111' to each side of the equation. 3.111111111 + -2.111111111h + -3.111111111 + h2 = 0 + -3.111111111 Reorder the terms: 3.111111111 + -3.111111111 + -2.111111111h + h2 = 0 + -3.111111111 Combine like terms: 3.111111111 + -3.111111111 = 0.000000000 0.000000000 + -2.111111111h + h2 = 0 + -3.111111111 -2.111111111h + h2 = 0 + -3.111111111 Combine like terms: 0 + -3.111111111 = -3.111111111 -2.111111111h + h2 = -3.111111111 The h term is -2.111111111h. Take half its coefficient (-1.055555556). Square it (1.114197532) and add it to both sides. Add '1.114197532' to each side of the equation. -2.111111111h + 1.114197532 + h2 = -3.111111111 + 1.114197532 Reorder the terms: 1.114197532 + -2.111111111h + h2 = -3.111111111 + 1.114197532 Combine like terms: -3.111111111 + 1.114197532 = -1.996913579 1.114197532 + -2.111111111h + h2 = -1.996913579 Factor a perfect square on the left side: (h + -1.055555556)(h + -1.055555556) = -1.996913579 Can't calculate square root of the right side. The solution to this equation could not be determined.
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