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 or equal to'.

Front

What does the symbol ≥ mean?

Back

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

Front

Back

x ≥ -6.

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

When graphing inequalities, what does a closed dot represent?

Back

A closed dot represents that the number is included in the solution (used for ≤ and ≥).

Front

When graphing inequalities, what does an open dot represent?

Back

An open dot represents that the number is not included in the solution (used for < and >).

Front

Back

k < -5.

Front

Back

x < -10.