Recap Intro to 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 '>' represent?

Back

The symbol '>' means 'greater than'.

Front

What does the symbol '<' represent?

Back

The symbol '<' means 'less than'.

Front

What does the symbol '≥' represent?

Back

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

Front

What does the symbol '≤' represent?

Back

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

Front

How do you graph the inequality x < 5?

Back

You would use an open circle at 5 and shade to the left.

Front

How do you graph the inequality x ≥ 3?

Back

You would use a closed circle at 3 and shade to the right.

Front

What is the difference between an open circle and a closed circle in graphing inequalities?

Back

An open circle indicates that the number is not included (e.g., <), while a closed circle indicates that the number is included (e.g., ≤).

Front

If a water level is below a certain stage, which inequality would represent this situation?

Back

The inequality would be represented as x < flood stage.

Front

What does the inequality b < 6 mean?

Back

It means that the value of b is less than 6.