# Example 3

- Author:
- Walch Education

- Topic:
- Function Graph

The shaded half plane in the graph shown represents the solution set for the inequality .
Use both substitution and the graph of the inequality to determine which values from the set make the inequality true.

- Use substitution to determine if
makes the inequality true. - Use the graph of the inequality
to determine if makes the inequality true. - Use substitution to determine if
makes the inequality true. - Use the graph of the inequality
to determine if makes the inequality true. - Use substitution to determine if
makes the inequality true. - Use the graph of the inequality
to determine if makes the inequality true. - Use substitution to determine if
makes the inequality true. - Use the graph of the inequality
to determine if makes the inequality true. - Summarize your results.