Casio FX-CG20 AU - Specifying the Graph Range; To Recall V-Window Memory Settings

5-7
u To recall V-Window memory settings
1. From the Main Menu, enter the Graph mode.
2. Press !3(V-WIN) to display the V-Window setting screen.
3. Press 4(V-MEM)2(RECALL) to display the pop-up window.
4. Press a number key to specify the V-Window memory number for the settings you want to
recall, and then press w. Pressing bw recalls the settings in V-Window Memory 1
(V-Win1).
k Specifying the Graph Range
You can define a range (start point, end point) for a function before graphing it.
1. From the Main Menu, enter the Graph mode.
2. Configure V-Window settings.
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.
Example Graph
y = x
2
+ 3 x – 2 within the range – 2 < x < 4.
Use the following V-Window settings.
Xmin = –3, Xmax = 5, Xscale = 1
Ymin = –10, Ymax = 30, Yscale = 5
1 m Graph
2 !3(V-WIN) -dwfwbwc
-bawdawfwJ
3 3(TYPE) 1(Y=) vx+dv-c,
!+( [ ) -c,e!-( ] ) w
4 6(DRAW)
• You can specify a range when graphing rectangular expressions, polar expressions,
parametric functions, and inequalities.