To be a function or not a function -- that is the question

To be a function or not a function -- that is the question

This is a function

This is not a function

This is not a function

This is a function

This is not a function

This is a function

This is a function

This is a function

This is not a function

This is not a function

Create your own function map on the left and then not a function on the right.

Open Ended

How did you create your Mapping diagram for the function?

Open Ended

What did you do to guarantee it was a function?

Open Ended

What did you do to guarantee your mapping diagram was not a function?

Open Ended

How can you tell if a mapping diagram is a function?

The left graph is a function and the right is not a function

This is not a function

This is not a function

The left is a function but the right is not a function.

This is not a function.

The left one is a function. The right one is not a function ... the only line that is not a function

This is not a function

This actually is a function ...

This is a function ... (actually it is a sine function)

This is a function (actually it is a quartic funtion - to the 4th power)

This is not a function

This is a function (it is a quadratic function)

This is not a function

This is a function (actually this is a cubic function)

This is not a function

Create your own graph that is a function

and then create your own graph that is not a function

Open Ended

What did you do to guarantee that your graph was a function?

Open Ended

What did you do to guarantee that your graph was NOT a function?

Open Ended

Explain how you can tell if any graph is a function or not a function?

iku

This is not a function.

This is not a function

This is not a function

The left is a function but the right one is not a function.

This is not a function

This is a function

This is a function

This is not a function

This is not a function

Create your own table set of values that is a function

and then create a table set of values that is not a function

Open Ended

What did you do to guarantee your table was a function?

Open Ended

How did you guarantee your table was not a function?

Open Ended

How do you tell if a table is a function?