Piecewise Functions

When x is less than or equal to 2, what equation is shown in the graph?

• f(x) = 3

• f(x) = x

• f(x) = | x |

• f(x) = | x - 1 |

Tags

CCSS.HSF-IF.C.7B

What is g(7) if:

• -17
• -13 
• 13       
• 17

Tags

CCSS.HSF.IF.A.2

Using the pictured graph, what is f(-3)? 

• -3
• -1
• 1
• 3

Tags

CCSS.HSF.IF.A.2

• A
• B
• C
• D

Tags

CCSS.8.F.A.1

CCSS.HSF.IF.B.5

What is f(-2)?

• 4
• 1
• 1
• DNE

Tags

CCSS.HSF.IF.A.2

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 are the domain restrictions for the green piece of this function?

• -2 < x ≤ 1
• -1 < x ≤ 0.5
• x > -2
• x ≤ 1

Tags

CCSS.HSF-IF.C.7B

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!

Which graph matches:

-x+4 if x<2

2x-6 if x>=2

• A

• B

• C

• D

Tags

CCSS.HSF-IF.C.7B

• A
• B
• C
• D

Tags

CCSS.HSF-IF.C.7B