Basic Inequalities 12/9

Front

What is an inequality?

Back

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

Front

What does the symbol '<' mean?

Back

The symbol '<' means 'less than'. For example, x < 3 means x is less than 3.

Front

What does the symbol '>' mean?

Back

The symbol '>' means 'greater than'. For example, x > 3 means x is greater than 3.

Front

What does the symbol '≤' mean?

Back

The symbol '≤' means 'less than or equal to'. For example, x ≤ 3 means x is less than or equal to 3.

Front

What does the symbol '≥' mean?

Back

The symbol '≥' means 'greater than or equal to'. For example, x ≥ 3 means x is greater than or equal to 3.

Front

How do you represent 'more than 8' in inequality form?

Back

You represent 'more than 8' as x > 8.

Front

How do you represent 'costing more than $10' in inequality form?

Back

You represent 'costing more than $10' as i > 10.

Front

What does the inequality x < 3 represent on a number line?

Back

It represents all numbers to the left of 3, not including 3.

Front

What does the inequality r ≥ -6 represent on a number line?

Back

It represents all numbers to the right of -6, including -6.

Front

If a graph shows an open circle at 3 and a line extending left, what inequality does it represent?

Back

It represents x < 3.