### Home > GC > Chapter 12 > Lesson 12.1.1 > Problem 12-9

12-9.

Use the eTool below to help you with this problem.

Consider the inequality

. Does the pointmake this inequality true? What is the graph of ? Explain.Where does the shading go according to the inequality?

Now consider the inequality

. Does the pointmake this inequality true? What region is shaded? Describe the graph of this inequality. How is this inequality different from the first? How is the graph different?

Click the link at right for the full version of the eTool: *12-9 HW eTool*