Basic Graphing Inequalities

Front

What does the inequality x > 6 represent on a number line?

Back

All numbers greater than 6, represented with an open dot at 6 and a line extending to the right.

Front

Which symbol is used for an open dot when graphing inequalities?

Back

< or >

Front

What does the inequality k < 3 indicate?

Back

All numbers less than 3, represented with an open dot at 3 and a line extending to the left.

Front

If a customer buys more than 2 donuts, how is this represented in inequality form?

Back

d > 2

Front

What does the inequality r ≥ -6 mean?

Back

All numbers greater than or equal to -6, represented with a closed dot at -6 and a line extending to the right.

Front

How do you graph the inequality x ≤ 4?

Back

Use a closed dot at 4 and shade to the left.

Front

What is the difference between ≤ and < in graphing?

Back

≤ includes the endpoint (closed dot), while < does not (open dot).

Front

How would you represent the inequality y > -1 on a graph?

Back

Use an open dot at -1 and shade above.

Front

What does the inequality a < 0 signify?

Back

All numbers less than 0, represented with an open dot at 0 and shading to the left.

Front

When graphing the inequality z ≥ 5, what type of dot is used?

Back

A closed dot at 5.