Identifying Functions, Tables, Graphs, Ordered Pairs

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

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

Which set of ordered pairs is not a function? (select all that apply)

• <(9, 5), (10, 5), (-9, 5), (-10, -5)>

• <(3, 4), (4, -3), (7, 4), (-3, 4)>

• <(6, -5), (7, -3), (6, -1), (9, 1)>

• <(2, -2), (5, 9), (5, -7), (1, 4)>

Tags

CCSS.8.F.A.1

Which of these tables represent a function? (A to D from top to bottom)

• A

• B

• C

• D

Tags

CCSS.8.F.A.1

Which of these tables represent a function?

• A

• B

• C

• D

• all of the above

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

Which ordered pair below would prevent this table from being a function?

• (10, 10)

• (2, 4)

• (6, 1)

• (-2, 0)

Tags

CCSS.8.F.A.1

Does this describe a function?

• Function

• Not a Function

Tags

CCSS.8.F.A.1

Does this describe a function?

• Function

• Not a Function

Tags

CCSS.8.F.A.1

Does this table represent a function?

• Yes

• No

Tags

CCSS.8.F.A.1