Solve the problem.The height of the water, H, in feet, at a boat dock t hours after 7 A.M is given by 
, where t is time measured in seconds. Find the period.
A. 
B. 170
C. 
D. 170?
Answer: B
Mathematics
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Write the expression in terms of sines and/or cosines, and then simplify.
+ 
A. 1 B. 1 + cos2 x C. 1 + sin2 x D. 2 cos2 x
Mathematics
Find the midpoint of the line segment joining the two points.
and 
A. 
B. 
C. 
D. 
Mathematics
Answer the question.True or False: The graph of the equation x - 2y = 5 goes through (10, 4)
A. False B. True
Mathematics
Write a percent proportion that could be used to answer the question. Do not solve. What is 121% of 96 volunteers?
A. 
= 
B. 
= 
C. 
= 
D. 
= 
Mathematics