Inequalities Review

Front

What does the inequality x ≤ 20 represent?

Back

It means that the value of x can be 20 or any number less than 20.

Front

When do you use a closed dot on a graph of an inequality?

Back

You use a closed dot when the inequality includes ≤ or ≥.

Front

What does the inequality x > 8 indicate?

Back

It indicates that the value of x is greater than 8.

Front

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

Back

The symbol is ≤.

Front

What does the inequality 6 > x mean?

Back

It means that x is less than 6.

Front

How do you represent 'no more than 20 dollars' in inequality form?

Back

You represent it as x ≤ 20.

Front

What is the difference between < and ≤?

Back

< means 'less than' and does not include the number, while ≤ means 'less than or equal to' and includes the number.

Front

If you have the inequality x ≥ 5, what values can x take?

Back

x can take any value that is 5 or greater.

Front

What does the graph of x < 3 look like?

Back

It has an open dot at 3 and a line extending to the left.

Front

What is the meaning of the inequality x ≤ 10?

Back

It means x can be 10 or any number less than 10.