Writing/Graphing Inequalities

Front

What does the inequality x ≥ 3 mean?

Back

The value of x is greater than or equal to 3.

Front

What does the inequality n ≤ 0 indicate?

Back

The value of n is less than or equal to 0.

Front

How is the inequality r ≥ -6 represented on a number line?

Back

A closed dot at -6 and a line extending to the right.

Front

What does the inequality k < 3 signify?

Back

The value of k is less than 3.

Front

What does the inequality x < -4 represent?

Back

The value of x is less than -4.

Front

What is the difference between x > 3 and x ≥ 3?

Back

x > 3 means x is greater than 3; x ≥ 3 means x is greater than or equal to 3.

Front

How do you graph the inequality n > 0?

Back

An open dot at 0 and a line extending to the right.

Front

What does a closed dot on a number line indicate?

Back

The value at that point is included in the inequality.

Front

What does an open dot on a number line indicate?

Back

The value at that point is not included in the inequality.

Front

How would you express the inequality 'the temperature is at least 20 degrees'?

Back

t ≥ 20, where t is the temperature.