所屬科目:研究所、轉學考(插大)-微積分
(a)
(b)
(c)
(d)
(b) y =
(c) y =
4. The consumer demand for a certain commodity is D(p) = units per month when the market price is p dollars per unit. What will be the market price that results in the greatest consumer expenditure? And, what will be the corresponding consumer expenditure? (Note: e=2.71828)