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Simplifying 25b + 11 + -6b2 = 0 Reorder the terms: 11 + 25b + -6b2 = 0 Solving 11 + 25b + -6b2 = 0 Solving for variable 'b'. Begin completing the square. Divide all terms by -6 the coefficient of the squared term: Divide each side by '-6'. -1.833333333 + -4.166666667b + b2 = 0 Move the constant term to the right: Add '1.833333333' to each side of the equation. -1.833333333 + -4.166666667b + 1.833333333 + b2 = 0 + 1.833333333 Reorder the terms: -1.833333333 + 1.833333333 + -4.166666667b + b2 = 0 + 1.833333333 Combine like terms: -1.833333333 + 1.833333333 = 0.000000000 0.000000000 + -4.166666667b + b2 = 0 + 1.833333333 -4.166666667b + b2 = 0 + 1.833333333 Combine like terms: 0 + 1.833333333 = 1.833333333 -4.166666667b + b2 = 1.833333333 The b term is -4.166666667b. Take half its coefficient (-2.083333334). Square it (4.340277781) and add it to both sides. Add '4.340277781' to each side of the equation. -4.166666667b + 4.340277781 + b2 = 1.833333333 + 4.340277781 Reorder the terms: 4.340277781 + -4.166666667b + b2 = 1.833333333 + 4.340277781 Combine like terms: 1.833333333 + 4.340277781 = 6.173611114 4.340277781 + -4.166666667b + b2 = 6.173611114 Factor a perfect square on the left side: (b + -2.083333334)(b + -2.083333334) = 6.173611114 Calculate the square root of the right side: 2.484675253 Break this problem into two subproblems by setting (b + -2.083333334) equal to 2.484675253 and -2.484675253.Subproblem 1
b + -2.083333334 = 2.484675253 Simplifying b + -2.083333334 = 2.484675253 Reorder the terms: -2.083333334 + b = 2.484675253 Solving -2.083333334 + b = 2.484675253 Solving for variable 'b'. Move all terms containing b to the left, all other terms to the right. Add '2.083333334' to each side of the equation. -2.083333334 + 2.083333334 + b = 2.484675253 + 2.083333334 Combine like terms: -2.083333334 + 2.083333334 = 0.000000000 0.000000000 + b = 2.484675253 + 2.083333334 b = 2.484675253 + 2.083333334 Combine like terms: 2.484675253 + 2.083333334 = 4.568008587 b = 4.568008587 Simplifying b = 4.568008587Subproblem 2
b + -2.083333334 = -2.484675253 Simplifying b + -2.083333334 = -2.484675253 Reorder the terms: -2.083333334 + b = -2.484675253 Solving -2.083333334 + b = -2.484675253 Solving for variable 'b'. Move all terms containing b to the left, all other terms to the right. Add '2.083333334' to each side of the equation. -2.083333334 + 2.083333334 + b = -2.484675253 + 2.083333334 Combine like terms: -2.083333334 + 2.083333334 = 0.000000000 0.000000000 + b = -2.484675253 + 2.083333334 b = -2.484675253 + 2.083333334 Combine like terms: -2.484675253 + 2.083333334 = -0.401341919 b = -0.401341919 Simplifying b = -0.401341919Solution
The solution to the problem is based on the solutions from the subproblems. b = {4.568008587, -0.401341919}
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