Evaluate the sum. Round to two decimal places, if necessary. 
A. 30
B. -30
C. 81
D. -6
Answer: D
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Solve.It is recommended that there be at least 17 square feet of work space for every person in a conference room. A certain conference room is 16 feet by 16 feet. Find the maximum number of people the room can accommodate.
A. 15 people B. 35 people C. 25 people D. 16 people
A pair of similar triangles is given. Write the corresponding angles and the ratios of the corresponding sides.
A. ?L ? ?L
?M ? ?P
?N ? ?Q
= 
= 
B. ?L ? ?L
?M ? ?Q
?N ? ?P
= 
= 
C. ?L ? ?L
?M ? ?P
?N ? ?Q
= 
= 
D. ?L ? ?L
?M ? ?Q
?N ? ?P
= 
= 
Find the derivative 
by solving the given implicit equation for y explicitly in terms of x.
?
?
A. 
B. 
C. 
D. 
Solve the problem.Decide which of the rational functions might have the given graph. 
A. f(x) = x + 2
B. f(x) = 2x + 
C. f(x) = x + 
D. f(x) = x + 