Casio fx-9860G SD - Manual (Page 184)

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k k k k k Specifying the Graph Range
Description
You can define a range (start point, end point) for a function before graphing it.
Set Up
1. From the Main Menu, enter the GRAPH mode.
2. Make V-Window settings.
Execution
3. Specify the function type and input the function. The following is the syntax for function
input.
Function ,!+( [ )Start Point , End Point !-( ] )
4. Draw the graph.
5-2-5
Controlling What Appears on a Graph Screen