A1 2.1-2.2 Practice

When you graph an inequality, you used a closed dot when you use which symbols?

• ≤, ≥ 

• <, >

When graphing an inequality, you use an open dot when you use which symbol?

• <, >

• ≤, ≥ 

A student must be at least 15 years old (15 years old or older) to obtain a driver’s permit.

• x > 15

• x < 15

• x ≤ 15

• x ≥ 15

• A

• B

• C

• D

• A

• B

• C

• D

 Match the graph with the given solution.

• A

• B

• C

• D

If you were to graph the inequality  would the arrow point to the left or right?
x < 17 

• left

• right

If m > 17, which is a possible value for m?

• 12

• 10

• 23

• 7

Which inequality represents the real-world situation below?

“Doctors say you should exercise at least 30 minutes every day.”

What inequality does the number line graph represent?

• x≥ 3

• x > 3

• x < -3

• x ≤ 3