Chapter 4 Inequality and Absolute Value

Solve:  |x + 3| < 8

• x > 5 or x < -11
• -11 < x < 5

• x > 11 or x < -5

• 5 < x < 11

Solve:
 |x + 3| > 8

• x > 5 or x < -11
• -11 < x < 5

• x > 11 or x < -5

• -5 < x < 11

Solve:  |x - 3| < 8

• x > 5 or x < -11
• -11 < x < 5

• x > 11 or x < -5

• -5 < x < 11

Solve:  |2x - 1| ≥ 19

• x ≥ 9 or x ≤ -10

• -10 ≤ x ≤ 9

• x ≥ 10 or x ≤ -9

• -9 ≤ x ≤ 10

Solve:  |k| > 8

• x > 8 or x < -8

• -8 < k < 8

• No solution

• Infinite solution

What is the definition of absolute value?

• The distance a number is to zero

• A positive number

• A number that has a value with a different sign

• v>5 or v<-5
• v≥5 or v≤-5
• v>-5 or v<5
• all real numbers

• A

• B

• C

• D

Tags

CCSS.6.EE.B.8

• A

• B

• C

• D

Tags

CCSS.7.EE.B.4B

• A

• B

• C

• D

Tags

CCSS.7.EE.B.4B