Graphing Inequalities

Front

What is an inequality?

Back

An inequality is a mathematical statement that compares two expressions using symbols such as <, >, ≤, or ≥.

Front

What does the symbol < mean?

Back

The symbol < means 'less than'.

Front

What does the symbol > mean?

Back

The symbol > means 'greater than'.

Front

What does the symbol ≤ mean?

Back

The symbol ≤ means 'less than or equal to'.

Front

What does the symbol ≥ mean?

Back

The symbol ≥ means 'greater than or equal to'.

Front

How do you graph the inequality k < 3?

Back

You draw a number line, place an open circle at 3, and shade to the left.

Front

What type of circle is used for x < 3?

Back

An open circle is used for x < 3.

Front

What type of circle is used for x ≤ 3?

Back

A closed circle is used for x ≤ 3.

Front

How do you represent the inequality b > -2 on a number line?

Back

You draw a number line, place an open circle at -2, and shade to the right.

Front

How do you represent the inequality a ≥ 11 on a number line?

Back

You draw a number line, place a closed circle at 11, and shade to the right.