Finite Math Examples

$f (x) = \frac{1}{x - 1} - 4$

Step 1

Set the denominator in $\frac{1}{x - 1}$ equal to $0$ to find where the expression is undefined.

$x - 1 = 0$

Step 2

Add $1$ to both sides of the equation.

$x = 1$

Step 3