Graphing Inequalities on a Number Line

Front

What is an inequality?

Back

An inequality is a mathematical statement that compares two expressions and shows that one is greater than, less than, greater than or equal to, or less than or equal to the other.

Front

What does the symbol '>' mean?

Back

The symbol '>' means 'greater than'.

Front

What does the symbol '<' mean?

Back

The symbol '<' means 'less than'.

Front

What does the symbol '≥' mean?

Back

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

Front

What does the symbol '≤' mean?

Back

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

Front

How do you represent 'at least 20 members' in inequality form?

Back

m ≥ 20.

Front

How do you write 'x is greater than 7' in inequality form?

Back

x > 7.

Front

If a graph shows a closed circle at 5 and a line extending to the right, what is the inequality?

Back

x ≥ 5.

Front

If a graph shows an open circle at 5 and a line extending to the left, what is the inequality?

Back

x < 5.

Front

How do you represent 'no more than 5' in inequality form?

Back

x ≤ 5.