Functions REVIEW

What is the definition of function?

• Has inputs and outputs

• Every input has only ONE output

• Inputs have different outputs every time

• x-values and y-values

Tags

CCSS.8.F.A.1

CCSS.HSF.IF.A.1

Which set of values is a function?

• (9,5) (10,5) (9,-5) (10,-5)
• (3,4) (4,-3) (7,4) (3, 8)
• (6,-5) (7, -3) (8, -1) (9, 1)
• (2, -2) (5, 9) (5, -7) (1, 4)

Tags

CCSS.8.F.A.1

Is the graph pictured a function?

• Yes
• No

Tags

CCSS.HSA.REI.D.10

CCSS.HSF.IF.A.1

CCSS.HSF.IF.B.5

Is the graph pictured a function?

• Yes
• No

Tags

CCSS.HSF.IF.A.1

CCSS.HSF.IF.B.5

Is the table pictures a linear relationship? Why or Why not?

• Yes, it has a constant change
• Yes, it does not have different rates of change
• No, it has constant rate of change
• No, it does not have a constant rate of change

Tags

CCSS.HSF-LE.A.1B

Using the graph, find the average rate of change at which this person was traveling. 

• 80 miles per hour
• 40 miles per hour
• 20 miles per hour
• 160 miles per hour

Tags

CCSS.8.F.B.4

CCSS.HSF.IF.B.6

Which graph represents a function?

• 
• 
• 
• 

Tags

CCSS.HSF.IF.A.1

CCSS.HSF.IF.B.4

CCSS.HSF.IF.C.7

Which table does NOT represent a function?

• 
• 
• 
• 

Tags

CCSS.8.F.A.1

The cost of Nate’s service is described by y = 4x + 6. The table shows the cost of Beth’s service. Which service is cheaper for 8 movies in one month?

• Beth's service ($38 vs. $40) is cheaper
• Nate’s service ($42 vs. $44) is cheaper
• Nate’s service ($38 vs. $40) is cheaper
• Beth's service ($42 vs. $44) is cheaper

Tags

CCSS.8.F.A.2

CCSS.HSF.IF.C.9

Is this function linear or nonlinear?

• Linear
• Nonlinear

Tags

CCSS.8.F.A.3