Functions Quiz 8th

What is the definition of function?

• Has inputs and outputs

• Each input has only ONE output

• Inputs have multiple outputs

• x-values and y-values

Is this set of ordered pairs a function or not a function?

(-2, 3), (0,1), (2, -4), (3, -1), (2, 4)

• Function

• Not a Function

Is this mapping a function or not a function?

• Function

• Not a Function

Is this mapping a function or not a function? 

• Function
• Not a Function 

Does this table represent a function?

• Yes
• No

All of the y values or outputs are called what?

• Domain
• Range
• Relation
• Function

In the set of ordered pairs {(2,-4), (3, 0), (5, 3), (8, 8)}, what is the range?

• {2, 3, 5, 8}
• {-4, 3, 5, 8}
• {2, 0, 3, 8}
• {-4, 0, 3, 8}

All of the x values or inputs are called what?

• Domain
• Range
• Relation
• Function

Does the table represent a function or not a function?

• Function
• Not a Function

In the set of ordered pairs {(-2,0), (0,6), (2,12), (4,18)}, what is the domain?

• {-2, 6, 2, 4}
• {0, 0, 2, 4}
• {2, 12, 4, 18}
• {-2, 0, 2, 4}