Solve.While traveling at a constant speed in a car, the centrifugal acceleration passengers feel while the car is turning is inversely proportional to the radius of the turn. If the passengers feel an acceleration of 10 feet per second per second when the radius of the turn is 50 feet, find the acceleration the passengers feel when the radius of the turn is 100 feet.
A. 7 feet per second per second
B. 8 feet per second per second
C. 6 feet per second per second
D. 5 feet per second per second
Answer: D
Mathematics
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Do the operation and express the answer in 
form.
?
?
A. 
B. 
C. 
D. 
E. 
Mathematics
Use the accompanying graph of y = f(x) to sketch the graph of the indicated equation.y = 2f(x)
A. 
B. 
C. 
D. 
Mathematics
Use a graphing utility to graph the function over the indicated interval and approximate any local maxima and local minima. If necessary, round answers to two decimal places.f(x) = x2 + 2x - 3; (-5, 5)
A. local maximum at (1, -4) B. local maximum at (-1, 4) C. local minimum at (1, 4) D. local minimum at (-1, -4)
Mathematics
Decide whether or not the functions are inverses of each other.f(x) = 2x + 4, g(x) = 
x - 2
A. No B. Yes
Mathematics