5. The number of new customers for an internet business, y, in a month is a function of the number of advertising email announcements, x, that are sent out that month. So y=f(x).
a) What is the meaning of f(1250)= 22 and f'(1250)= 0.06?
b) Use the information in part (a) to estimate f(1300) and f(1050). Of the two estimates, which do you think is the more reliable?
Estimates using Functions and Derivatives are investigated. The solution is detailed and well presented. The response received a rating of "5/5" from the student who originally posted the question.