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Simplifying 17x2 + -4x + -4 = 0 Reorder the terms: -4 + -4x + 17x2 = 0 Solving -4 + -4x + 17x2 = 0 Solving for variable 'x'. Begin completing the square. Divide all terms by 17 the coefficient of the squared term: Divide each side by '17'. -0.2352941176 + -0.2352941176x + x2 = 0 Move the constant term to the right: Add '0.2352941176' to each side of the equation. -0.2352941176 + -0.2352941176x + 0.2352941176 + x2 = 0 + 0.2352941176 Reorder the terms: -0.2352941176 + 0.2352941176 + -0.2352941176x + x2 = 0 + 0.2352941176 Combine like terms: -0.2352941176 + 0.2352941176 = 0.0000000000 0.0000000000 + -0.2352941176x + x2 = 0 + 0.2352941176 -0.2352941176x + x2 = 0 + 0.2352941176 Combine like terms: 0 + 0.2352941176 = 0.2352941176 -0.2352941176x + x2 = 0.2352941176 The x term is -0.2352941176x. Take half its coefficient (-0.1176470588). Square it (0.01384083044) and add it to both sides. Add '0.01384083044' to each side of the equation. -0.2352941176x + 0.01384083044 + x2 = 0.2352941176 + 0.01384083044 Reorder the terms: 0.01384083044 + -0.2352941176x + x2 = 0.2352941176 + 0.01384083044 Combine like terms: 0.2352941176 + 0.01384083044 = 0.24913494804 0.01384083044 + -0.2352941176x + x2 = 0.24913494804 Factor a perfect square on the left side: (x + -0.1176470588)(x + -0.1176470588) = 0.24913494804 Calculate the square root of the right side: 0.499134198 Break this problem into two subproblems by setting (x + -0.1176470588) equal to 0.499134198 and -0.499134198.Subproblem 1
x + -0.1176470588 = 0.499134198 Simplifying x + -0.1176470588 = 0.499134198 Reorder the terms: -0.1176470588 + x = 0.499134198 Solving -0.1176470588 + x = 0.499134198 Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '0.1176470588' to each side of the equation. -0.1176470588 + 0.1176470588 + x = 0.499134198 + 0.1176470588 Combine like terms: -0.1176470588 + 0.1176470588 = 0.0000000000 0.0000000000 + x = 0.499134198 + 0.1176470588 x = 0.499134198 + 0.1176470588 Combine like terms: 0.499134198 + 0.1176470588 = 0.6167812568 x = 0.6167812568 Simplifying x = 0.6167812568Subproblem 2
x + -0.1176470588 = -0.499134198 Simplifying x + -0.1176470588 = -0.499134198 Reorder the terms: -0.1176470588 + x = -0.499134198 Solving -0.1176470588 + x = -0.499134198 Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '0.1176470588' to each side of the equation. -0.1176470588 + 0.1176470588 + x = -0.499134198 + 0.1176470588 Combine like terms: -0.1176470588 + 0.1176470588 = 0.0000000000 0.0000000000 + x = -0.499134198 + 0.1176470588 x = -0.499134198 + 0.1176470588 Combine like terms: -0.499134198 + 0.1176470588 = -0.3814871392 x = -0.3814871392 Simplifying x = -0.3814871392Solution
The solution to the problem is based on the solutions from the subproblems. x = {0.6167812568, -0.3814871392}
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