Find the cost function for the marginal cost function. F'(x) = - 30 e0.05x +800; 4 units cost $1900. F(x)= (Simplify your answer. Use integers or decimals for any numbers in the expression rounded to the nearest hundredth as needed.) kample Get more help. Cle A company is considering a new manufacturing process. It knows that the rate of savings (in dollars per year) from the process will be about S(t)=2000(t+2), where t is the number of years the process has been in use. Find the total savings during the first year. Find the total savings during the first 8 years. The total savings during the first year is $ (Simplify your answer.)