Identifying Functions from Tables

Front

What are all of the y values in a function called?

Back

Outputs

Front

What is the definition of a function?

Back

Every input has only ONE output.

Front

If my function rule is x - 5, what is the OUTPUT if the input is 14?

Back

9

Front

If my function rule is x + 8, what is my INPUT if the output is 20?

Back

12

Front

Does the table represent a function?

Back

Yes

Front

What is the set of all x values in a function called?

Back

Domain

Front

What is the relationship between inputs and outputs in a function?

Back

Each input corresponds to exactly one output.

Front

If a function has the rule y = 2x + 3, what is the output when x = 5?

Back

13

Front

What is a relation in mathematics?

Back

A set of ordered pairs.

Front

Can a function have the same output for different inputs?

Back

No, each input must have a unique output.