DUAL GRAPH
With this function you can split the display between two areas and display two graphs on the same screen.
Example: To draw the following two graphs and determine the points of intersection
Y1 = X(X + 1)(X – 2)
Y2 = X + 1.2
1.Press !Zcc1(Grph) to specify “Graph” for the Dual Screen setting.
1
2. Press J, and then input the two functions.
v(v+b)
3. Press 6(DRAW) or wto draw the graphs.
BOX ZOOM
Use the Box Zoom function to specify areas of a graph for enlargement.
1.Press ! 2(Zoom) 1(BOX).
2.Use d, e, f, and cto move the pointer
to one corner of the area you want to specify and then press w.
xv