Alg.1 (3.1-3.2)

• Function
• Not a Function

Is this a function?

• Function
• Not a Function

Is this table a function or not a function? 

• Function
• Not a Function

Is this mapping a function or not a function? 

• Function
• Not a 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

Does the graph represent a function?

• Yes, because the vertical line test shows there are no repeating input values
• No, because the vertical line test shows there are repeating input values

• Function
• Not a Function

A set of ordered pairs is called what?

• Coordinates
• Relation
• Function
• Vertical Line Test

A relation where every input in matches with exactly one output is called what?

• Relation

• Linear

• Exponential

• Function

What is the domain?

• the set of all x-values

• the set of all y-values