Functions class assessment

This is when all values in the Domain is linked to ONE value in the Range.

• Relation

• Mapping

• Function

• All of the above

Which of the following mappings are considered to be functions?

• one to many

• many to many

• many to one

• one to one

Which of the following would be considered to be a function?

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• 
• 
• 

Which of the following is NOT a function

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• 
• 
• 

This is

• Not a function

• 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

Is this mapping a function or not a function? 

• Function
• Not a Function

All relations are functions but not all functions are relations.

• True

• False

Which set of values is a function?

• (9,5) (10,5) (9,-5) (10,-5)
• (3,4) (4,-3) (7,4) (3, 8)
• (6,-5) (7, -3) (8, -1) (9, 1)
• (2, -2) (5, 9) (5, -7) (1, 4)

All functions are relations but not all relations are functions.

• True

• False