#3 A company's total cost in millions is given by c(t) =130-60e^-t where t is the number of years since its start up date A. Find the total cost where t=2 years( round 2 decimals label with correct units) B. Find c'(t) the rate at which the total cost is changing C. Find c'(3) label with correct units (round to 2 decimals what does c'(3) represent ) D. Using your calculator sketch c(t) for 0 oo