Suppose that the velocity of a rocket shot directly into the air is given by
v(t) = 200 − 4t2 m/s.
(a) Use 8 subintervals of equal length and the left endpoint of
each interval as sample points to estimate how far the rocket
travels during the first four seconds.
m
(b) Use 8 subintervals of equal length and the right endpoint of
each interval as sample points to estimate how far the rocket
travels during the first four seconds.
m
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