Graph 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

What does a number line represent in inequalities?

Back

A number line visually represents the solutions to an inequality, showing which values satisfy the inequality.

Front

What does an open circle on a number line indicate?

Back

An open circle indicates that the number is NOT included in the solution set.

Front

What does a closed circle on a number line indicate?

Back

A closed circle indicates that the number IS included in the solution set.

Front

How do you graph the inequality x < 3?

Back

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

Front

How do you graph the inequality x ≥ -2?

Back

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