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


1.

If the domain of is { ^{–}2, ^{–}1, 0, 1, 2},
what is the range?
a.  {^{–}4, ^{–}3, 0}  c.  {2, 3, 4, 5, 6}  b.  {0, 3,
4}  d.  {4, 9, 16, 25,
36} 


2.

What are the zeros of ?
a.  ^{–}3 and  c.  ^{–}3 and
2  b.  and 3  d.  2 and 3 


3.

If the domain of each function is the set of all real numbers, which function
has an inverse relation that is also a function?


4.

What is the domain of ?
a.  all real numbers  c.  {xx ³
0}  b.  {xx > 0}  d.  {xx < 0} 


5.

Which function is the inverse of ?


6.

If and , which is the value of ?
a.  ^{–}15  c.  ^{–}3  b.  ^{–}10  d.  3 


7.

Which number does not belong to the range of f?


8.

If and , which is correct?


9.

The table lists the eight Presidents of the United States who were born in
Virginia and the age of each man at the time of his inauguration. Courtney is a high school student
in Roanoke. Her math teacher asked her to express the information in the table as a function. How
should she write the range of this function?
President 
Age at Inauguration 
George Washington 
57 
Thomas Jefferson 
57 
James Madison 
57 
James Monroe 
58 
William Henry Harrison 
68 
John Tyler 
51 
Zachary Taylor 
64 
Woodrow Wilson 
56 
 
a.  17  c.  {51, 56, 57, 58, 64, 68}  b.   d.  {57, 57, 57, 58, 68, 51, 64,
56} 
