Chapter 2.1, Problem 90E

Profit. The financial department for the company in Problems $86$ and $88$ established the following cost function for producing and selling $x$ thousand notebook computers:

$C\left(x\right)=4,000+500x$ thousand dollars

(a) Write a profit function for producing and selling $x$ thousand notebook computers and indicate its domain.

(b) Complete Table $13$, computing profits to the nearest thousand dollars.

(c) Plot the points in part (B) and sketch a graph of the profit function using these points.