After completing this section, students should be able to do the following.
- Determine the domain of a rational function.
- Simplify rational expressions.
- Solve equations involving rational functions.
- Solve inequalities involving rational functions.
- Find vertical asymptotes of a rational function.
- Find horizontal asymptotes of a rational function.
- Find slant asymptotes of a rational function.
- Sketch a rough graph of a rational function using asymptotes and intercepts.