Unit 4 Review

Greater than

• <
• >
• ≤
• ≥

Less Than

• <
• >
• ≤
• ≥

Less than or equal to

• <
• >
• ≤
• ≥

Greater than or equal to

• <
• >
• ≤
• ≥

Which of these means that x is greater than or equal to 12

• x ≥ 12
• x  > 12
• x ≠ 12
• x ≥ 15

Pick the correct letter for:

x < 6

• A

• B

• C

• D

What symbol does NOT show inequality in math?

• =

• <

• >

Write the inequality for the graph.

• x ≥ 5
• x < 5
• x > 5
• x ≤ 5

Write x ≤ 23 in words.

• x is greater than 23
• x is greater than or equal to 23
• x is less than 23
• x is less than or equal to 23

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

• <, >

• ≤, ≥