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Simplifying X * X + -45X + -324 = 0 Multiply X * X X2 + -45X + -324 = 0 Reorder the terms: -324 + -45X + X2 = 0 Solving -324 + -45X + X2 = 0 Solving for variable 'X'. Begin completing the square. Move the constant term to the right: Add '324' to each side of the equation. -324 + -45X + 324 + X2 = 0 + 324 Reorder the terms: -324 + 324 + -45X + X2 = 0 + 324 Combine like terms: -324 + 324 = 0 0 + -45X + X2 = 0 + 324 -45X + X2 = 0 + 324 Combine like terms: 0 + 324 = 324 -45X + X2 = 324 The X term is -45X. Take half its coefficient (-22.5). Square it (506.25) and add it to both sides. Add '506.25' to each side of the equation. -45X + 506.25 + X2 = 324 + 506.25 Reorder the terms: 506.25 + -45X + X2 = 324 + 506.25 Combine like terms: 324 + 506.25 = 830.25 506.25 + -45X + X2 = 830.25 Factor a perfect square on the left side: (X + -22.5)(X + -22.5) = 830.25 Calculate the square root of the right side: 28.814059068 Break this problem into two subproblems by setting (X + -22.5) equal to 28.814059068 and -28.814059068.Subproblem 1
X + -22.5 = 28.814059068 Simplifying X + -22.5 = 28.814059068 Reorder the terms: -22.5 + X = 28.814059068 Solving -22.5 + X = 28.814059068 Solving for variable 'X'. Move all terms containing X to the left, all other terms to the right. Add '22.5' to each side of the equation. -22.5 + 22.5 + X = 28.814059068 + 22.5 Combine like terms: -22.5 + 22.5 = 0.0 0.0 + X = 28.814059068 + 22.5 X = 28.814059068 + 22.5 Combine like terms: 28.814059068 + 22.5 = 51.314059068 X = 51.314059068 Simplifying X = 51.314059068Subproblem 2
X + -22.5 = -28.814059068 Simplifying X + -22.5 = -28.814059068 Reorder the terms: -22.5 + X = -28.814059068 Solving -22.5 + X = -28.814059068 Solving for variable 'X'. Move all terms containing X to the left, all other terms to the right. Add '22.5' to each side of the equation. -22.5 + 22.5 + X = -28.814059068 + 22.5 Combine like terms: -22.5 + 22.5 = 0.0 0.0 + X = -28.814059068 + 22.5 X = -28.814059068 + 22.5 Combine like terms: -28.814059068 + 22.5 = -6.314059068 X = -6.314059068 Simplifying X = -6.314059068Solution
The solution to the problem is based on the solutions from the subproblems. X = {51.314059068, -6.314059068}
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