2. (5 PTS) A manufacturer of MP3 players has determined that the prot P[1'} [in thousands of dollars} is related to the quantity of MP3 players produced (in hundreds} per month by P[:r] = [5 3:)e'. Find the marginal prot mction. Simplify your answer as much as possible by factoring. 3. (3 PTS) Find the tangent line to at} # E + By? at :r = 4. Write your nal answer in :c slope-intercept form