27b^2+18b+9=

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Solution for 27b^2+18b+9= equation:


Simplifying
27b2 + 18b + 9 = 0

Reorder the terms:
9 + 18b + 27b2 = 0

Solving
9 + 18b + 27b2 = 0

Solving for variable 'b'.

Factor out the Greatest Common Factor (GCF), '9'.
9(1 + 2b + 3b2) = 0

Ignore the factor 9.

Subproblem 1

Set the factor '(1 + 2b + 3b2)' equal to zero and attempt to solve: Simplifying 1 + 2b + 3b2 = 0 Solving 1 + 2b + 3b2 = 0 Begin completing the square. Divide all terms by 3 the coefficient of the squared term: Divide each side by '3'. 0.3333333333 + 0.6666666667b + b2 = 0 Move the constant term to the right: Add '-0.3333333333' to each side of the equation. 0.3333333333 + 0.6666666667b + -0.3333333333 + b2 = 0 + -0.3333333333 Reorder the terms: 0.3333333333 + -0.3333333333 + 0.6666666667b + b2 = 0 + -0.3333333333 Combine like terms: 0.3333333333 + -0.3333333333 = 0.0000000000 0.0000000000 + 0.6666666667b + b2 = 0 + -0.3333333333 0.6666666667b + b2 = 0 + -0.3333333333 Combine like terms: 0 + -0.3333333333 = -0.3333333333 0.6666666667b + b2 = -0.3333333333 The b term is 0.6666666667b. Take half its coefficient (0.3333333334). Square it (0.1111111112) and add it to both sides. Add '0.1111111112' to each side of the equation. 0.6666666667b + 0.1111111112 + b2 = -0.3333333333 + 0.1111111112 Reorder the terms: 0.1111111112 + 0.6666666667b + b2 = -0.3333333333 + 0.1111111112 Combine like terms: -0.3333333333 + 0.1111111112 = -0.2222222221 0.1111111112 + 0.6666666667b + b2 = -0.2222222221 Factor a perfect square on the left side: (b + 0.3333333334)(b + 0.3333333334) = -0.2222222221 Can't calculate square root of the right side. The solution to this equation could not be determined. This subproblem is being ignored because a solution could not be determined. The solution to this equation could not be determined.

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