W27: Function Review BANK

In order to be a function the following must be true.

• each x value has only one y value
• each y value has only one x value
• each x  has only one y & each y has only one x 
• each x and y are equal

• Function
• Not a Function

• Function
• Not a Function

Is this graph a function or not a function? 

• Function 
• Not a Function

• Function
• Not a Function

• Function
• Not a Function

• Function
• Not a Function

• Function
• Not a Function

• Function
• Not a Function

Which ordered pair below would prevent this table from being a function?

• (10, 10)
• (2, 4)
• (6, 1)
• (-2, 0)