Name: 
 

Unit 2-8: Introduction to Functions



Multiple Choice
Identify the choice that best completes the statement or answers the question.
 

 1. 

Decide whether the information defines a function; if it does, states the domain and range.
mc001-1.jpg
a.
Yes it is a function; the domain is {1,2,3}; the range is {0,2,4,6,8}
c.
Yes it is a function; the domain is {1,2,3,2,1}; the range is {1,2,3}
b.
Yes it is a function; the domain is {0,2,4,6,8}; the range is {1,2,3}
d.
No it is not a function
 

 2. 

Which of the following mappings CANNOT be a function?
a.
mc002-1.jpg
c.
mc002-3.jpg
b.
mc002-2.jpg
d.
mc002-4.jpg
 

 3. 

Given mc003-1.jpg, find  mc003-2.jpg.
a.
- 9
c.
- 6
b.
- 27
d.
- 12
 

 4. 

Given mc004-1.jpg, find  mc004-2.jpg.
a.
mc004-3.jpg
c.
mc004-5.jpg
b.
mc004-4.jpg
d.
mc004-6.jpg
 

 5. 

Given the graph of mc005-1.jpg below determine mc005-2.jpg
mc005-3.jpg
a.
mc005-4.jpg
c.
mc005-6.jpg
b.
mc005-5.jpg
d.
mc005-7.jpg
 

 6. 

Given mc006-1.jpg, find x when  mc006-2.jpg.
a.
5
c.
18
b.
8
d.
29
 



 

Check Your Work     Start Over