Abaseball team plays in a stadium that holds 52,000 spectators. with the ticket price at $10, the average attendance at recent games has been 21,000. a market survey indicates that for every dollar the ticket price is lowered, attendance increases by 3000. (a) find a function that models the revenue in terms of ticket price. (let x represent the price of a ticket and r represent the revenue.) r(x) = (b) find the price that maximizes revenue from ticket sales. $ (c) what ticket price is so high that no revenue is generated?

The height of a birch tree, f(x), in inches, after x months is shown in the graph below. how much does the birch tree grow per month, and what will be the height of the birch tree after 10 months? a. the birch tree grows 1 inch per month. the height of the birch tree will be 16 inches after 10 months. b. the birch tree grows 2 inches per month. the height of the birch tree will be 26 inches after 10 months. c. the birch tree grows 3 inches per month. the height of the birch tree will be 36 inches after 10 months. d. the birch tree grows 2 inches per month. the height of the birch tree will be 24 inches after 10 months.