Employee training. A company producing computer components has established that, on averag...

Employee training. A company producing computer components has established that, on average, a new employee can assemble N(t) components per day afte r t days of on-the-job training, as given by

(A) Find the average rate of change of N(t) from 2 days to 5 days.

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(B) Find the instantaneous rate of change of N(t) at 2 days.