Function or Not Notation Scatter Plot

Is this mapping a function or not a function? 

• Function

• Not a Function

Is the relationship a function?

{ (1,4), (4,1), (1,5), (5,1) }

• Yes, it is a function

  (x-values cannot repeat)

• No, it is not a function

  (x-values cannot repeat)

A special type of relation that pairs each domain value with exactly one range value. (The x's don't repeat).

• Scatter Plot

• Function

• Domain

• Continuous Graph

Does this set of ordered pairs represent y as a function of x?

• These ordered pairs represent y as a function of x.

• These ordered pairs do not represent y as a function of x.

• Yes
• No

Examine the plotted points of ordered pairs and state if it is a function. 

• Function

• Not a Function

• Yes
• No

Is the relation a function? Why.

• Yes, because the x-value 11 has two y-values pair with it.

• Yes, because each x-value has only one y-value paired with it.

• No, because the x-value 11 has two y-values pair with it.

• No, because each x-value has only one y-value paired with it.

• Yes
• No

• Yes
• No