Piecewise & Absolute Value Functions

Which piecewise function corresponds to this graph? (Take your time)

• f(x) = { x  if x < 4;   -x+1  if x ≥ 4
• f(x) = { x  if x ≤ 4;  -x+1  if x > 4
• f(x) = { -x+1  if x < 4;  x  if x ≥ 4
• f(x) = { -x+1  if x ≤ 4;  x if x > 4

Tags

CCSS.HSF-IF.C.7B

What is the DOMAIN of the function?

• All Real Numbers

• x ≤ 4

• x > 4

• 0 ≤ x ≤ 4

Tags

CCSS.8.F.A.1

CCSS.HSF.IF.B.5

What is the RANGE of the function?

• All Real Numbers

• y ≤ 4

• y < 4

• 0 < y < 4

Tags

CCSS.8.F.A.1

CCSS.HSF.IF.B.5

A house painter charges $12 per hour for the first 40 hours he works, $18 for the ten hours after that, and $24 for all hours after that.

How much does he earn for a 70 hour week?

• $1020

• $1140

• $840

• He works for free!

What is the definition of the range of a function?

• The collection or set of all possible outputs

• The collection or set of all possible inputs

• It is definitely one of the other two choices...please don't select this choice

Tags

CCSS.8.F.A.1

CCSS.HSF.IF.A.1

Evaluate f(-5)

• 0
• 2
• 5
• -4

Tags

CCSS.HSF.IF.A.2

Find f(2)

• f(2) = 0

• f(2) = 1

• f(2) = 3

• f(2) = 4

Tags

CCSS.HSF.IF.A.2

If a lawyer charges $120 an hour (or any fraction of an hour), how much is a bill for 3 hours and 20 minutes?

• $420
• $480
• $400
• $360

Tags

CCSS.7.EE.B.3

What is m(-3) if:    

• -3
• 0.5
• 3
• -3.5

Tags

CCSS.HSF.IF.A.2

What is g(7) if:

• -17
• -13 
• 13       
• 17

Tags

CCSS.HSF.IF.A.2