Relations and Functions Test Review

(3,-3) (2, -4) (5,0) (1, -2)
What is the domain of this relation?

• (-3,-4,0,-2)
• (2,-4)
• (all real numbers)
• (1,2,3,5)

Tags

CCSS.8.F.A.1

CCSS.HSF.IF.A.1

(1,-2) (4,-5) (0,3) (2,7)
Is this relation a function- yes or no?

• yes
• no
• maybe
• I have no idea

Tags

CCSS.8.F.A.1

Is this table a function and how can you tell?

• Yes its a function because there are not variables for missing numbers
• No it's not a function because the y value 4 repeated
• No it isn't a function because the x value 2 is repeated
• No it's not a function because the x value 5 has y values of  10 & 12

Tags

CCSS.8.F.A.1

Does the graph represent a function?

• Yes, because the vertical line test shows there are no repeating input values
• No, because the vertical line test shows there are repeating input values

Tags

CCSS.HSF.IF.A.1

CCSS.HSF.IF.B.5

Does this mapping diagram represent a function?

• No, because there are repeating input values
• Yes, because there are no repeating input values

Tags

CCSS.8.F.A.1

Which relations represent a function?

• 
• 
• 
• 
• 

Tags

CCSS.8.F.A.1

All of the x values or inputs are called what?

• Domain
• Range
• Relation
• Function

Tags

CCSS.8.F.A.1

CCSS.HSF.IF.A.1

All of the y values or outputs are called what?

• Domain
• Range
• Relation
• Function

Tags

CCSS.8.F.A.1

CCSS.HSF.IF.A.1

How do you read f(x)?

• f x

• f of x

• f parenthesis x

• f with an x inside parenthesis

Tags

CCSS.HSF.IF.A.1

If a question asks you to find f(2), what does that mean?

• Let x = 2

• Let y = 2

Tags

CCSS.HSF.IF.A.2