Find the exact value under the given conditions.sin ? = - 
, 
< ? < 2?; tan ? = - 
, 
< ? < ?Find cos (? + ?).
A. 
B. - 
C. 
D. - 
Answer: A
Mathematics
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Solve the problem.The distance it takes to stop a car varies directly as as the square of the speed of the car. If it takes 112 feet for a car traveling at 40 miles per hour to stop, what distance is required for a speed of 
per hour?
A. 189.62 ft B. 189.28 ft C. 162.24 ft D. 201.58 ft
Mathematics
Use the product rule to multiply.
? 
A. 
B. 10
C. 
D. 
Mathematics
Solve the problem.Find the volume V of a right circular cylinder with radius 13 ft and height 14 ft. Express the answer in terms of ?.
A. V = 
? ft3
B. V = 91? ft3
C. V = 182? ft3
D. V = 2,366? ft3
Mathematics
Use the simplex method, Excel, or another technology, to find the solution of the problem given below. Assume all variables are nonnegative.
?
?
A. 
B. 
C. 
D. 
E. 
Mathematics