Find Dxy.y = 
+ 5 sec x
A. - 
+ 5 tan2x
B. 
- 5 sec x tan x
C. - 
+ 5 sec x tan x
D. - 
- 5 csc x
Answer: C
Mathematics
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Provide an appropriate response.In right triangle ABC with right angle C, find the indicated part. Round to four significant digits. Find b if A = 74.5° and a = 14 m.
Fill in the blank(s) with the appropriate word(s).
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Identify whether the given scatterplot shows a positive association, negative association, or no association.The following scatterplot shows the temperature of a city and the city's latitude. 
Temperature (°F)
A. negative association B. no association C. positive association
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Find the area of the rectangle or square.
A. 80 square miles B. 160 square miles C. 42 square miles D. 21 square miles
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Solve and simplify.
+ y = 
A. y = 2
B. y = 
C. y = 
D. y = 
Mathematics