The total prot any [in thousands ofdellers} from a sale of 3: thousand units of a new product is given by F'{x} =In (- x3 1-sz +B1x+1) in Ex :10). a] Find the number of units that should be sold in order to maximize the total prot. b] What is the maximum prot? ..3 at The number of units that should be sold in order to maximize the total prot is I: {Simplify your answer.) b} The maximum prot approximately 5D. {Do not round until the nal answer. Then round to the nearest dollar as needed.)