Could you help to solve these

8 On any day the cost per item for a machine producing n items is given by dc an = 40 - 2e-0.01; n E [0,200], and C is the cost in dollars. a Use the rate to find the cost of producing the 100th item. b Express C as a function of n. C What is the total cost of producing the first 100 items? d Find the average cost of production for: (i) the first 100 items (ii) the second 100 items