The following function represents the profit P(n ), in dollars, that a concert promoter makes by selling tickets for n dollars each:
P(n ) = -250n2 + 2,500n - 4,000

Part A: What are the zeroes of the above function and what do they represent? Show your work.

Part B: Find the maximum profit by completing the square of the function P(n ). Show the steps of your work.

Part C: What is the axis of symmetry of the function P(n )?

Question

The following function represents the profit P(n ), in dollars, that a concert promoter makes by selling tickets for n dollars each: 
P(n ) = -250n2 + 2,500n - 4,000

Part A: What are the zeroes of the above function and what do they represent? Show your work. 

Part B: Find the maximum profit by completing the square of the function P(n ). Show the steps of your work. 

Part C: What is the axis of symmetry of the function P(n )?