Functions, Domain, Range

Is this a function?  Why or why not? 

• Yes, because none of the domain numbers repeated.
• Yes, because none of the range letters repeated.
• No, because 3 goes to A and 4 goes to A.
• No, because A gets used twice.

Is this a function?  Why or why not?

• No, the domain numbers are repeated.
• No, it passes the Vertical Line Test.
• Yes, it passes the Vertical Line Test.
• Yes, the range numbers are not repeated.

All of the y values or outputs are called what?

• Domain
• Range
• Relation
• Function

What is the definition of function?

• Has inputs and outputs
• Every input has only ONE output
• Inputs have different outputs every time
• x-values and y-values

Is this mapping a function or not a function? 

• Function
• Not a Function 

All of the x values or inputs are called what?

• Domain
• Range
• Relation
• Function

All of the y values or outputs are called what?

• Domain
• Range
• Relation
• Function

Is this graph a function or not a function? 

• Function 
• Not a Function

What is the domain of the graph?

• y≥1
• x ≥ 1
• All real numbers
• none of these

What is the range of the graph?

• y≥1
• x≥1
• All real numbers
• none of these