Suppose the demand for Digital Video Recorders (DVRs)is given by Q = 250 - .25p + 4p_c,where Q is the quantity of DVRs demanded (in 1000s),p is the price of a DVR,and p_c is the price of cable television.How much does Q change if the price of cable changes slightly (i.e.the partial derivative of demand with respect to p_c)? A)125 B)4.25 C)4 D).25

Question

Quizplus · Accepted Answer

The partial derivative of the demand function Q with respect to the price of cable television (p_c) is 4, indicating that for a small change in the price of cable television, the quantity of DVRs demanded changes by 4 (in 1000s).

Suppose the Demand for Digital Video Recorders (DVRs)is Given by Q