Solve the problem.While traveling at a constant speed in a car, the centripetal acceleration passengers feel while the car is turning is inversely proportional to the radius of the turn. If the passengers feel an acceleration of 45 feet per second per second when the radius of the turn is 40 feet, find the acceleration the passengers feel when the radius of the turn is 120 feet.
A. 5 ft/sec2
B. 7 ft/sec2
C. 6 ft/sec2
D. 8 ft/sec2
Answer: A
Mathematics
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Simplify the complex rational expression using either Method I or Method II.
A. 
B. 
C. 
D. 
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Find the domain of f and write it in interval notation.f(x) = 3 log8(x)
A. (3, ?) B. (0, ?) C. (-3, ?) D. (-?, ?)
Mathematics
Use < or > for ? to write a true sentence. Draw a number line if necessary.41 ? 37
A. < B. >
Mathematics
Solve the problem.In one area, the lowest angle of elevation of the sun in winter is 24° 8'. A fence is to be built 
away from a plant in the direction of the sun. (See drawing) Find the maximum height, x , for the fence so that the plant will get full sun. Round your answer to the tenths place when necessary.
A. 6.5 ft B. 4.3 ft C. 5 ft D. 5.3 ft
Mathematics