Steren CAL-150 Instructivo De Uso página 209

If you wish to see the point of intersection, use the Zoom
and Trace buttons.
Make sure to introduce the x variable (
formula when using pre-elaborated graphs in order to trace
them.
If the x variable is not included in the second formula, the
second graph will be elaborated after deleting the fi rst
graph.
Zoom Function
This function allows you to zoom in or out from the x and y
coordinates
Zooming in to a Graph
Example:
In order to zoom into the graph y=sin x with a factor of 1.5 on
the x-axis and 2.0 on the y-axis.
Use the following ranges to elaborate the graph:
Xmin:
Xmax:
Xscl:
-360
360
180
Ymin:
Ymax:
Yscl:
-1.6
1.6
1
) inside the