Marginal demand. The demand, D, for a new rollerball pen is given by where p is the
Chapter 2, Problem 17(choose chapter or problem)
Marginal demand. The demand, D, for a new rollerball pen is given by where p is the price in dollars. a) Find the rate of change of quantity with respect to price, b) How many units will consumers want to buy when the price is $25 per unit? c) Find the rate of change at and interpret this result. d) Would you expect to be positive or negative? Why?
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