Find the amplitude of the function below.
y = 4 sinÎ˜
Ï€
2Ï€
4
8
==================
Find the period of the function below.
y = 4 sin Î˜
Ï€
2Ï€
4
=================
Find the period of the function below.
Ï€/2
Ï€
2Ï€
4Ï€
=============
Find the amplitude of the function below.
y = 2 sin 4Î˜
2
4
Ï€
Ï€/2
================
Which of the following functions is shown in the graph below?
y = 2 tan Î˜
y = 2 cot Î˜
y = 2 cot (Î˜/2)
y = 2 tan (Î˜/2)
===============
Which of the following functions is shown in the graph below?
y = (1/3)sec 2Î˜
y = 2 sec(Î˜/3)
y = 2 csc(Î˜/3)
y = (1/3)csc 2Î˜
=================
Which of the following shows a graph of the function below?
A.

B.

C.

D.

==================
Which of the following graphs shows the function below?
y = 2 sec x
A.

B.

C.

D.

===============
A marker buoy off the coast of Gulfport, Mississippi, bobs up and down with the waves. The distance between the highest and lowest point is 6 feet. The buoy moves from its highest point to its lowest point and back to its highest point every 8 seconds. Which of the following equations represents the motion of the buoy if it is at equilibrium when t = 0 and it is moving up from the normal water level.
A. 
B. 
C. 
D. 
===============
A marker buoy off the coast of Gulfport, Mississippi, bobs up and down with the waves. The distance between the highest and lowest point is 6 feet. The buoy moves from its highest point to its lowest point and back to its highest point every 8 seconds. Which of the following graphs represents the motion of the buoy if it is at equilibrium when t = 0 and it is moving up from the normal water level.
A.

B.

C.

D.
