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

question 152

Multiple Choice

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

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