12 points harmathap 12 11.2.044.mi ask your tea 1. my notes the future value that accrues when $900 is invested at 5%, compounded continuously, is s(t) 900e0.05t where t is the number of years. (round your answers to the nearest cent.) (a) at what rate is the money in this account growing when t = 6? $ per year (b) at what rate is it growing when t = 12? $ per year need ? talk to a tutor read it master it -1 points harmathap12 11.2.047 ask your tea 2. my notes suppose that the total cost in dollars of producing x units of a product is given by c(x) = 5,000 25xe*/400 find the marginal cost when 400 units are produced. (round your answer to the nearest cent.) $ need ? talk to a tutor read it watch it