Inequalities

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, or not equal to the other.

Front

What does the symbol '<' represent?

Back

The symbol '<' means 'less than'.

Front

What does the symbol '>' represent?

Back

The symbol '>' means 'greater than'.

Front

What does the symbol '≤' represent?

Back

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

Front

What does the symbol '≥' represent?

Back

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

Front

How do you graph the inequality x < 3?

Back

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

Front

How do you graph the inequality x > 3?

Back

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

Front

What type of dot is used for the inequality x ≤ 5?

Back

A closed dot is used for the inequality x ≤ 5.

Front

What type of dot is used for the inequality x < 5?

Back

An open dot is used for the inequality x < 5.

Front

If a graph shows a closed dot at -2 and shading to the right, what is the inequality?

Back

The inequality is x ≥ -2.