# Example 1

- Author:
- Walch Education

- Topic:
- Function Graph

The function has a domain of . Determine the range of the function, then use a graph to estimate the value of when .

- Determine the range of the function.
- Find at least three points on the function, including critical points.
- Plot the three points and sketch the graph.
- Use the graph to estimate the function’s output at the given input.