Exercise 5.8.2 Suppose the daily prot a manufacturer realizes from selling q units is given by P(q) = 0.2q3 2q2 + 1000 What is the maximum daily prot? Exercise 5.8.3 A manufacturer determines that the total cost C(q) of manufacturing or units per day is given by C(q) = 400 +4q + 0.0000;2 dollars. if each unit is sold at p : 10 0.0004q dollars, what is the daily level of production that maximizes the daily prot? Exercise 5.8.8 The gross domestic product (GDP) of a certain country following a national crisis (at t E 0) is approximated by 00') = 0.4t3+4.8t2+20 0 g i g 12 where G0) is measured in billions of dollars. When during this time period is the GDP at its highest