Total revenue is in dollars and x is the number of units. Suppose that demand for local cable TV service is given by p=840.4x where is the monthly price in dollars and x is the number of subscribers (in hundreds). (a) Find the total reverve R (in hundreds of dollars) as a function of the number of subscribers (in hundreds). p(x)= (b) Find the number of subscribers (in hundreds) when the company charges 550 per month for cable servicu. hundred subscribers Find the total revenue (in hundreds of dollare) for p=550. Mundred doilars (c) How cowld the company attract moce subscribers? More subscribers are attracted by pices. Idirind the marginal revenue (in hundreds of dellars) when the price is $50 per month. hundred dollars Interpret this value. tf the number of nutscribers increases from (hundred) to (hundred) the revanue (100)=5