Quiz - Understanding Functions

• A

• B

• C

• D

Tags

CCSS.8.F.A.1

How can you determine if a table or ordered pairs represents a function?

• for every y-value there is only one x-value

• for every x-value there is only one y-value

• vertical line test

• for every x-value there is more than one y-value

Tags

CCSS.8.F.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 this graph a function or not a function? 

• Function 
• Not a Function

Does this represent a function?

• Yes

• No

Tags

CCSS.8.F.A.1

Is this table a function or not a function? 

• Function
• Not a Function

Select all Functions :)

• 
• 
• 
• 

Tags

CCSS.8.F.A.1

Does this represent Y as a function of X?

• Yes

• No

Tags

CCSS.8.F.A.1

Which graph is NOT a function?

• Graph 1

• Graph 2

• Graph 3

• Graph 4

Is the relation a function? Why.

• Yes, because the x-value 11 has two y-values pair with it.
• Yes, because each x-value has only one y-value paired with it.
• No, because the x-value 11 has two y-values pair with it.
• No, because each x-value has only one y-value paired with it.