Functions Review

Do you think the graph below is or is not a function. Explain why you believe your answer is correct.

• Yes

• No

Which is the set of all y-values or the outputs?

• Domain

• Range

• Relation

• Function

Is the relation a function?

• YES
• NO

Is this table a function or not a function? 

• Function
• Not a Function 

All of the x values of a relation are called what?

• Domain
• Range
• Relation
• Function

Does this table represent a function?

• Function
• Not a Function

Is this a function?

• Yes

• No

What is the domain of the graph?

• 1, 1, 4, 4

• 1, 2, 4, 5

• 2, 1, 5, 4

• 5, 4, 2, 1

Determine if the relation is a function

• Not a function, each input has more than one output

• Yes it is a function, because each input has exactly on output

• Not a function, input is equal to output

• Yes it is a function, -1/2 is a fraction of 2