Proportional and Non Proportional Functions

Which set of ordered pairs represent y as a function of x?

• A

• B

• C

• D

Tags

CCSS.8.F.A.1

Which mapping diagram does NOT show y as a function of x?

• A

• B

• C

• D

Tags

CCSS.8.F.A.1

Is the graph proportional or nonproportional?

• proportional
• non proportional

Tags

CCSS.8.EE.B.5

Does this graph represent a proportional relationship?  

• No, because it doesn't pass through the origin.
• Yes, because it doesn't pass through the origin.
• Yes, because it intersects the y axis.
• No, because it intersects the x axis.

Tags

CCSS.8.EE.B.5

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 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.

Tags

CCSS.8.F.A.1

Is this mapping a function or not a function? 

• Function
• Not a Function

Tags

CCSS.8.F.A.1

Is this table a function or not a function? 

• Function
• Not a Function

Tags

CCSS.8.F.A.1

Is this graph a function or not a function? 

• Function 
• Not a Function

Is the graph proportional or non proportional?

• Proportional

• Non Proportional

Tags

CCSS.8.EE.B.5