Calculus Examples

$lim_{x \to 3} \ln (x^{2} - 9)$

Step 1

Change the two-sided limit into a right sided limit.

$lim_{x \to 3^{+}} \ln (x^{2} - 9)$

Step 2

As $x$ approaches $3$ from the right side, $\ln (x^{2} - 9)$ decreases without bound.

$- \infty$