Find a maximum value for the scenario.
The design of a rectangular pool calls for a perimeter of
Step 1
From the Main Menu, Press 5 to enter the GRAPH Mode, GRAPH FUNC will appear first.
![](../../embeds/5adb3e3b/FX9750-image-1.png)
Step 2
Enter the function that represents the area of the pool. Press EXE after entering the function.
![](../../embeds/89adb4a0/image-(102).png)
Step 3
Click Draw (F6).
![](../../embeds/06759b99/image-(103).png)
Step 4
To resize the graph window, press SHIFT, then F3.
Change the scales, by clicking EXE. Then Click EXE or EXIT when finished.
![](../../embeds/1e25b9bd/image-(104).png)
Step 5
Click F1. Use the arrow keys to move the cursor to the vertex. Entering a number will move the cursor to that
What is the maximum surface area?
![](../../embeds/4a24c227/image-(105).png)
Step 6
Click Menu, then TABLE to see the table associated with this function.
![](../../embeds/89295a8b/image-(106).png)
Step 7
Click TABLE F6 to access the table associated with the graph of the function.
![](../../embeds/3439d7a7/image-(107).png)
Step 8
Click ROW F3 to add higher
![](../../embeds/19ea42c6/image-(108).png)