Identifying Functions

Front

Does this mapping diagram represent a function?

Back

Yes, because each input goes to one and only one output

Front

Back

No

Front

Which set of ordered pairs is a function? Options: {(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)}

Back

{(6,-5), (7, -3), (8, -1), (9, 1)}

Front

Is the relation a function?

Back

No, because the x-value 11 has two y-values pair with it.

Front

Back

Not a Function

Front

Is this mapping a function or not a function?

Back

Not a Function; the x's repeat

Front

Which of these sets is not a function?

{ (2,3) , (3,5) , (4,9) }

,

{ (2,3) , (2,5) , (4, 9) }

,

{ (2,3) , (3,3) , (4,9) }

Back

{ (2,3) , (2,5) , (4, 9) }

Front

Does this mapping represent a function?

Back

Yes

Front

Do these ordered pairs represent a function?

Back

No

Front

Does this table represent a function?

Back

No