3.1-3.2 Quiz Review

• A

• B

• C

• D

• A

• B

• C

• D

• x > -7

• x < -7

You flip an inequality symbol when you...

• subtract
• multiply and divide only
• multiple by a negative number
• multiple or divide by a negative number

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

• ≤, ≥

• <, >

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

• <, >
• ≤, ≥ 

Which of the following situations shows the need to flip the inequality sign?

6x + 2 + 6x < 14

• x < 1
• x > 1
• x < -1
• x > -1

Solve the inequality

4(5x + 2) ≤ 28

• x ≤ 1

• x ≥ 1

• x ≤ 8

• x ≥ 8