Identifying Functions

Front

What is the definition of function?

Back

A rule where every input has only ONE output

Front

Back

Function

Front

Does the table represent a function?

Back

Yes

Front

Back

Function

Front

Back

Not a Function

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

Back

Not a Function

Front

Which graph is NOT a function? Options: Graph 1, Graph 2, Graph 3, Graph 4

Back

Graph 1

Front

Which of the following is a function?

Back

Front

Does this table represent a function?

Back

Yes it is a function

Answer explanation

Each x value goes to one y value.