Review of Ch.4

Is this table a function or not a function? 

• Function
• Not a Function

Tags

CCSS.8.F.A.1

Which set of values is a function?

• (1,5) (2,5) (1,-5) (2,-5)

• (3,10) (5,-3) (7,4) (3, 8)

• (6,1) (7, 2) (8, 2) (9, 1)

• (1, -2) (5, 8) (5, -7) (3, 4)

Tags

CCSS.8.F.A.1

Which graph does NOT pass the vertical line test?

• Graph 1
• Graph 2
• Graph 3
• Graph 4

Tags

CCSS.8.F.A.1

CCSS.8.F.A.3

Is this graph a function or not a function? 

• Function
• Not a Function

Tags

CCSS.HSF.IF.B.5

CCSS.HSF.IF.A.1

Is this mapping a function or not a function? 

• Function
• Not a Function 

Tags

CCSS.8.F.A.1

Does this mapping diagram represent a function?

• No, because an input value goes to multiple output values
• Yes, because each input goes to one and only one output

Tags

CCSS.8.F.A.1

Find the missing value.

• 0

• -1

• 2

• -4

Tags

CCSS.8.F.A.1

CCSS.HSF.IF.A.1

Which table of values can be defined by the rule/equation

y = 2x + 3?

• 
• 
• 
• 

Tags

CCSS.8.F.A.1

CCSS.HSF.IF.A.1

About how far in miles will 3.5 gallons of gas get you?

• 120

• 140

• 150

• 160

Tags

CCSS.8.EE.B.5

The mapping shown is:

• Not a function, because there are letters.
• Not a function, because two different numbers go to C.
• A function, because none of the x values go to more than one y value.
• A function, because the numbers are in order.

Tags

CCSS.8.F.A.1