### Home > INT3 > Chapter 2 > Lesson 2.3.1 > Problem 2-139

2-139.

The amount of profit each day made by Math Starz, a company that sells math game apps, can be modeled by the equation , where

*is the sales price of an app in dollars. Their competitor, Comet Math has a different model for sales price and profits given by the table below.*

Sales price ( | |||||||
---|---|---|---|---|---|---|---|

Daily profit ( |

What is the maximum profit the models predict for each company? Which company can sell their apps for less to make the maximum profit?

Use the eTool below.

Click the link at right for the full version of the eTool:* **2-139 HW eTool*