Varota United Football Club want to set a price for a season ticket that will maximize their revenue from season tickets.
Past experience suggests that total season ticket revenue in £, y, is related to the price in £, x, in keeping with the equation:
![185_f6345745-fd08-4b04-99fd-f9140c6d1544.png](https://secure.tutorsglobe.com/CMSImages/185_f6345745-fd08-4b04-99fd-f9140c6d1544.png)
(a) What season ticket price will maximize revenue?
(b) Show that the revenue equation will be maximized at this price using the second derivative.
(c) Calculate the maximum revenue.