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knowledge check
question 20
kira is driving a racecar. the table below gives the distance d
(in meters) she has driven at a few timest (in seconds) after she starts,
timet
(seconds)
distance d
(meters)
0
78.6
151.5
205.1
255.9
(a) find the average rate of change for the distance
driven from 0 seconds to 5 seconds.
meters per second
(b) find the average rate of change for the distance
driven from 7 seconds to 9 seconds.
meters per second
i don't know
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