It is estimated that tweeks from now, contributions in response to a fund-raisingcampaign will be coming in at the rate ofR(t)5,000e0.2tdollars per week, whilecampaign expenses are expected to accumulate at the constant rate of $676 per week.(a)For how many weeks does the rate of revenue exceed the rate of cost?
(b)What net earnings will be generated by the campaign during the period of timedetermined in part
(a)?(c)Interpret the net earnings in part
(b) as an area between two curves?