Identifying Functions

Front

Function

Back

Every input has only one output

Front

Does this mapping diagram represent a function?

Back

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

Front

Back

Yes

Front

Back

No

Front

Is this a function or not a function?

Back

Function

Front

Back

Yes

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 this graph a function or not a function? Options: Function, Not a Function

Back

Function

Front

Back

Not a Function

Front

Is this mapping a function or not a function?

Back

Not a Function; the x's repeat