Unit 3, Lessons 1 to 3

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 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.

Is this a function? 

• Yes
• No

What is the domain of the function?

• (-5, 5)

• [-5, 5]

• [-5, 5)

What is the range of the function?

• (3, 8)

• [3, 8]

• [3, 8)

• (3, 8]

Is this graph a function or not a function? 

• Function 
• Not a Function

Where is a relative minimum of the function? 

• (-2, -3.2)

• (0.2, 3.2)

• Infinity

• Negative Infinity

Where is a relative maximum of the function? 

• (-2, -3.2)

• (0.2, 3.2)

• Infinity

• Negative Infinity

Is this graph a function or not a function? 

• Function
• Not a Function