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Simplifying 6n2 + 12n = 17 Reorder the terms: 12n + 6n2 = 17 Solving 12n + 6n2 = 17 Solving for variable 'n'. Reorder the terms: -17 + 12n + 6n2 = 17 + -17 Combine like terms: 17 + -17 = 0 -17 + 12n + 6n2 = 0 Begin completing the square. Divide all terms by 6 the coefficient of the squared term: Divide each side by '6'. -2.833333333 + 2n + n2 = 0 Move the constant term to the right: Add '2.833333333' to each side of the equation. -2.833333333 + 2n + 2.833333333 + n2 = 0 + 2.833333333 Reorder the terms: -2.833333333 + 2.833333333 + 2n + n2 = 0 + 2.833333333 Combine like terms: -2.833333333 + 2.833333333 = 0.000000000 0.000000000 + 2n + n2 = 0 + 2.833333333 2n + n2 = 0 + 2.833333333 Combine like terms: 0 + 2.833333333 = 2.833333333 2n + n2 = 2.833333333 The n term is 2n. Take half its coefficient (1). Square it (1) and add it to both sides. Add '1' to each side of the equation. 2n + 1 + n2 = 2.833333333 + 1 Reorder the terms: 1 + 2n + n2 = 2.833333333 + 1 Combine like terms: 2.833333333 + 1 = 3.833333333 1 + 2n + n2 = 3.833333333 Factor a perfect square on the left side: (n + 1)(n + 1) = 3.833333333 Calculate the square root of the right side: 1.957890021 Break this problem into two subproblems by setting (n + 1) equal to 1.957890021 and -1.957890021.Subproblem 1
n + 1 = 1.957890021 Simplifying n + 1 = 1.957890021 Reorder the terms: 1 + n = 1.957890021 Solving 1 + n = 1.957890021 Solving for variable 'n'. Move all terms containing n to the left, all other terms to the right. Add '-1' to each side of the equation. 1 + -1 + n = 1.957890021 + -1 Combine like terms: 1 + -1 = 0 0 + n = 1.957890021 + -1 n = 1.957890021 + -1 Combine like terms: 1.957890021 + -1 = 0.957890021 n = 0.957890021 Simplifying n = 0.957890021Subproblem 2
n + 1 = -1.957890021 Simplifying n + 1 = -1.957890021 Reorder the terms: 1 + n = -1.957890021 Solving 1 + n = -1.957890021 Solving for variable 'n'. Move all terms containing n to the left, all other terms to the right. Add '-1' to each side of the equation. 1 + -1 + n = -1.957890021 + -1 Combine like terms: 1 + -1 = 0 0 + n = -1.957890021 + -1 n = -1.957890021 + -1 Combine like terms: -1.957890021 + -1 = -2.957890021 n = -2.957890021 Simplifying n = -2.957890021Solution
The solution to the problem is based on the solutions from the subproblems. n = {0.957890021, -2.957890021}
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