SOLUTION: hi! my question is: The canada Calendar company reduces the prices of its calendars each january. the function f(x)=-25(x-9)^2 +200 models the company's profits, where x is the pr

Question 1090499: hi! my question is:
The canada Calendar company reduces the prices of its calendars each january. the function f(x)=-25(x-9)^2 +200 models the company's profits, where x is the price of a calendar in dollars, at what calendar price will the company receive maximum profits? thank you so much!

Answer by Fombitz(32388) (Show Source): You can put this solution on YOUR website!
The profit function is already in vertex form.
The maximum value occurs at the vertex.
So for that function,

leads to a max profit of .

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