Math 8 Quiz 3.9: Inequalities

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

• <, >
• ≤, ≥ 
• ≤, <
• ≥, >

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?

• <, >
• ≤, ≥ 

Match the graph with its inequality.

• a > 11
• a < 11
• a ≥ 11
• a ≤ 11

What inequality does the number line graph represent?

• x > 5
• x < −5
• x ≥ 5
• x ≥ −5

Match the graph with its inequality.

• b > –2
• b < –2
• b ≥ –2
• b ≤ –2

What inequality does the number line graph represent?

• x ≤ 4
• x ≥ -4
• x < -4
• x < 4

• 6

• 7

• 9

• 10

• 10

• 15

• 20

• 25

• 18

• 19

• 20

• 21