11/20 Intro to Inequalities

Front

What symbol represents 'fewer than'?

Back

<

Front

What symbol represents 'no more than'?

Back

≤

Front

When graphing the inequality x < 3, what type of circle is used?

Back

Open circle

Front

What symbols require a closed circle when graphing an inequality?

Back

≤, ≥

Front

For the inequality -6x + 1 < 4, what type of circle is used on the graph?

Back

Open circle

Front

What is the difference between an open circle and a closed circle in graphing inequalities?

Back

An open circle indicates that the number is not included, while a closed circle indicates that the number is included.

Front

How do you represent 'greater than' in inequality notation?

Back

>

Front

How do you represent 'greater than or equal to' in inequality notation?

Back

>= or ≥

Front

What does the inequality x ≤ 5 mean in terms of a number line?

Back

All numbers less than or equal to 5 are included.

Front

What is the graphical representation of the inequality x > 2?

Back

An open circle at 2 with a line extending to the right.