

1. 
Determine if the function is periodic. If so, state the period. 





A. 
no 
B. 
yes; 4 


C. 
yes; 2 
D. 
yes; 1 


Hint 


2. 
Determine if the function is periodic. If so, state the period. 





A. 
yes; 1 
B. 
yes; 4 


C. 
no 
D. 
yes; 2 


Hint 


3. 
Which is not a true statement about the properties of the graph of y = sin x? 


A. 
The period is . 
B. 
The range is the set of real numbers between 1 and 1, inclusive. 


C. 
The yintercept is 0. 
D. 
The domain is the set of real numbers 


Hint 


4. 
Find sin 5 by referring to the graph of the sine function. 





A. 
0 
B. 
1 


C. 

D. 
1 


Hint 


5. 
Which is not a true statement about the properties of the graph of y = cos x? 


A. 
The yintercept is 1. 


B. 
The maximum values are y = 1 and occur when , where n is an integer. 


C. 
The xintercepts are located at , where n is an integer. 


D. 
The period is 2. 


Hint 

