Functions

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

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

Which graph does NOT pass the vertical line test? A vertical line should only touch one point at a time, if it is a function.

• Graph 1
• Graph 2
• Graph 3
• Graph 4

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.

Define this graph. Does it pass the vertical line test?

• Function
• Not a Function
• Linear
• Undefined

Define this graph. Does it pass the vertical line test?

• Function
• Not a Function
• Quadratic
• Square Root

• This IS a Function
• This is NOT a Function
• This is a linear function
• This is a toaster oven

• This is a Function
• This is Not a Function

• Function
• Not a Function
• Venn Diagram
• T - Table

Is this mapping a function or not a function? 

• Function
• Not a Function