Quiz 10.5-10.8

Solve:
 |x + 3| > 8

• x > 5 or x < -11
• x > 5
• all real numbers
• no solution

Tags

CCSS.HSA.CED.A.1

CCSS.HSA.REI.B.3

Solve.
|2x - 1| = 7

• x = -3 or x = 4
• x = 4
• x = 4 or x = -4
• no solution

Tags

CCSS.HSA.REI.A.1

CCSS.HSA.REI.B.3

Solve.

| x + 4| < 5

• x < -9 or x > 1

• -9 < x < 1

• x < 9 or x > -1

• -1 < x < 9

Solve.
|5x + 7| < 22

• x < -5 ⅘ or x > 3
• -5 ⅘ < x < 3
• -3 < x < 5 ⅘
• x < -3 or x > 5 ⅘

Tags

CCSS.HSA.CED.A.1

CCSS.HSA.CED.A.3

CCSS.HSA.REI.B.3

Solve.
|4m + 9| ≥ 21

• -7.5 ≤ m ≤ 3
• m ≤ -7.5 or m ≥ 3
• -3 ≤ m ≤ 7.5
• m ≤ -3 or m ≥ 7.5

Tags

CCSS.HSA.CED.A.1

CCSS.HSA.CED.A.3

CCSS.HSA.REI.B.3

Select the correct graph for the inequality.

• A

• B

• C

• D

Which of the following equations matches the given graph?

• x ≥ -1

• x ≤ -1

• x > -1

• x < -1

Which point is a solution?

• (0, 6)

• (-3, 6)

• (1, 0)

• (-4, 3)

Which system of inequality is shown?

• y ≥ -x - 1
  y < x + 4
• y < -x - 1
   y ≥ x + 4
• y > -x - 1
  y ≥ x + 4
• y = -x - 1
  y ≥ x + 4

Tags

CCSS.HSA.REI.D.12

Solve the system of inequalities by graphing.

• 
• 
• 
• 

Tags

CCSS.HSA.REI.D.12