Graph Calculator

In both the coordinate system, you can zoom in and zoom out by pressing “+” and “-” buttons or by pressing side up and side down keys. You may zoom in on a particular point by double pressing on it.

Step 5:    now enable tracing from option menu. In tracing

mode, a pointer

is displayed

which can be

moved by dragging

over it or by pressing side up or side down keys.

 

Now, at intersection point, the info panel is showing that

* cross checking NOT successful!