Find the exact value under the given conditions.cos ? = - 
, 
< ? < ?; sin ? = 
, 
< ? < ? Find tan(? - ?).
A. 
B. - 
C. 
D. - 
Answer: C
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Solve.The cost C of double-dipped chocolate pretzel O's varies directly with the number of pounds of pretzels purchased, P. If the cost is 
when 4.6 pounds are purchased, find a linear function that relates the cost C to the number of pounds of pretzels purchased P. Then find the cost C when 3.7 pounds are purchased.
A. C(P) = 26.041P; $119.79
B. C(P) = 
; $119.79
C. C(P) = 20.946P; $77.50
D. C(P) = 0.048P; $0.18
Solve the problem.The density of a substance is 5.15 grams per cubic centimeter. An empty box has a mass of 48 grams, is 12.4 cm tall, 19.3 cm wide, and 17.1 cm long. What is the mass of the filled container? Round your answer to the nearest tenth gram.
A. 4097.5 grams B. 21,075.7 grams C. 4092.4 grams D. 21,123.7 grams
Give the equation of the horizontal asymptote, if any, of the function.h(x) = 
A. y = 3 B. y = 6 C. y = 0 D. no horizontal asymptotes
Simplify the expression log5 175.
A. 35log5 2 B. 2 log5 7 C. 7 D. ?2 + log5 7 E. The expression cannot be simplified.