After completing this section, you should be able to do the following.
- State the definition of a function.
- Interpret function notation.
- Evaluate a function at a particular value using a graph or formula for the function.
- Solve equations of the form using a graph or formula for .
- Identify the domain and range of a function using a graph or formula for the function.
- Distinguish between functions by considering their domains.
- Use the vertical line test to distinguish graphs of functions from graphs of non-functions.