Graphing Inequalities

Front

What symbol is used for 'less than or equal to'?

Back

≤

Front

What symbol is used for 'greater than or equal to'?

Back

≥

Front

When graphing the inequality x ≤ 4, would you use an open or closed circle?

Back

Closed circle

Front

What does the inequality s > 20 represent?

Back

There are more than 20 students.

Front

What inequality does the number line graph with a closed circle at 3 represent?

Back

x ≥ 3

Front

What inequality does the number line graph with an open circle at 4 represent?

Back

x < 4

Front

When graphing the inequality b ≤ 6, what type of circle is used?

Back

Closed circle

Front

What does the inequality x > 3 mean in terms of a number line?

Back

All numbers greater than 3.

Front

If a number line graph shows all numbers less than -4, what inequality does it represent?

Back

x < -4

Front

What is the difference between an open circle and a closed circle on a number line?

Back

Open circle means the number is not included; closed circle means it is included.