Basic Inequalities

Front

What is an inequality?

Back

An inequality is a mathematical statement that compares two expressions using inequality symbols such as <, >, ≤, or ≥.

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' in an inequality?

Back

You represent 'at least' using the '≥' symbol.

Front

How do you represent 'at most' in an inequality?

Back

You represent 'at most' using the '≤' symbol.

Front

What is the difference between an open dot and a closed dot on a graph?

Back

An open dot indicates that the number is not included (used for < or >), while a closed dot indicates that the number is included (used for ≤ or ≥).

Front

How would you graph the inequality x < 3?

Back

You would place an open dot at 3 and shade to the left.

Front

How would you graph the inequality x ≥ 5?

Back

You would place a closed dot at 5 and shade to the right.

Front

What does the inequality m ≥ 250 represent?

Back

It represents that Mike has 250 dollars or more in his savings account.

Front

If 6 > x, what does this mean?

Back

This means that x is any number less than 6.