Question:
A store sells CDs at one price and DVDs at another price.
Last updated: 8/7/2022
A store sells CDs at one price and DVDs at another price. The figure below shows the revenue (in dollars) of the music store as a function of the number, c, of CDs and the number, d, of DVDs that it sells. What is the price of a CD? $... What is the price of a DVD? $....