Algebra Examples

$\frac{3 b^{2} + 13 b + 4}{b + 4}$

Step 1

Set the denominator in $\frac{3 b^{2} + 13 b + 4}{b + 4}$ equal to $0$ to find where the expression is undefined.

$b + 4 = 0$

Step 2

Subtract $4$ from both sides of the equation.

$b = - 4$

Step 3