Graphing Inequalities (one-variable)

Front

What symbol is used for an open dot when graphing inequalities?

Back

<, >

Front

What symbol is used for a closed dot when graphing inequalities?

Back

≤, ≥

Front

How do you graph the inequality x < 3?

Back

Use an open circle at 3 and shade to the left.

Front

How do you graph the inequality x ≥ 2?

Back

Use a closed circle at 2 and shade to the right.

Front

What does the inequality x > -3 represent on a number line?

Back

An open circle at -3 with shading to the right.

Front

What does the inequality x ≤ -3 represent on a number line?

Back

A closed circle at -3 with shading to the left.

Front

What is the difference between open and closed dots in graphing inequalities?

Back

Open dots indicate that the number is not included; closed dots indicate that the number is included.

Front

How would you represent the inequality x < 2 on a number line?

Back

Open dot at 2, shading to the left.

Front

What does the inequality x ≥ 2 mean?

Back

x is greater than or equal to 2.

Front

When graphing x > 2, what type of circle is used?

Back

Open circle.