Water coming out from a fountain is modeled by the function f(x)=-x^2+6x+6 where f(x) represents the height in feet, of the water from the fountain at different times x, in seconds.
What does the average rate of change of f(x) from x=2 to x=5 represent?
A. The water travels an average distance of 4 feet from 2 seconds to 5 seconds
B. The water travels an average distance of 1 foot from 2 seconds to 5 seconds
C. The water falls down with an average speed of 2 feet per second from 2 seconds to 5 seconds
D. The water falls down with an average speed of 1 foot per second from 2 seconds to 5 secon

Question

Water coming out from a fountain is modeled by the function f(x)=-x^2+6x+6 where f(x) represents the height in feet, of the water from the fountain at different times x, in seconds.
What does the average rate of change of f(x) from x=2 to x=5 represent?
A. The water travels an average distance of 4 feet from 2 seconds to 5 seconds
B. The water travels an average distance of 1 foot from 2 seconds to 5 seconds 
C. The water falls down with an average speed of 2 feet per second from 2 seconds to 5 seconds
D. The water falls down with an average speed of 1 foot per second from 2 seconds to 5 secon

brunsonni · Answer

Would it be D