a hamburger restaurant has determined that the monthly demand for its hamburgers is given by

p 60,000-X / 20,000 p is the price of a hamburger

identify the type of function (linear, qudratic, cubic, etc.. ) by graphing it. And what do you observe about the price as more hamburgers are sold.

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Have you made an attempt to do this? Have you graphed it yet?

You also might want to observe that this is probably more appropriate for the homework help: math forum.