Absolute Value Test

Solve: |x+5| < 9

• -14 < x < 4

• x > -14 or x < 4

• -4 < x < 4

• x > -4 or x < 14

Solve |x - 4|- 3 < 5

• -12 < x < 12

• No solution

• -4 < x < 12

• x > -4 or x < 12

Solve:
 |x + 3| > 8

• x > 5 or x < -11

• x > 5

• all real numbers

• no solution

|v + 8| − 5 = 2 

• {-1,-15}

• {-1,-5}

• {-15,15}

• No Solution

What shifts have occurred?

• left 1, up 5

• left 1, down 5

• right 1, up 5

• no solution
• -6 ≤ r ≥ 8
• 6 > r > -8
• -6 < r < 8

 |−2n| + 10 = −50

• {30, -30}

• {20,-20}

• {-5,5}

• No Solution

What is the equation of the graph below?

• f(x) = I x I -1

• f(x) = I x I +1

• f(x) = - I x I -1

• f(x) = -I x I +1

Tags

CCSS.HSF-IF.C.7D

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

What is the domain of the absolute value function?

• (4, 0)

• (0, 4)

• (-infinity, infinity)

• [4, infinity)

Tags

CCSS.8.F.A.1

CCSS.HSF.IF.B.5