Zoom Menu


While viewing a graph, press to view the zoom menu.



Press the menu key associated with an option or use the key to view more options.

Press to select Zoom Box which defines a viewing window by selecting the corners of the box.

Press to select Set Factors which determines the factor by which the zoom in and zoom out options magnify or reduce a graph.

Press to select Zoom In which displays a smaller viewing area of the graph; magnifying the current graph.

Press to select Zoom Out which displays a larger viewing area of the graph; reducing the current graph.

Press to select Auto Zoom which adjusts the window in the y direction to view an entire graph for the xmin and xmax values.

Press to select Zoom Original which which sets xmin = -10, xmax = 10, ymin = -10, and ymax = 10.

Press to select Zoom Square which adjusts xmin and xmax so that the scale marks on the x axis are the same as those on the y axis. This makes a circle appear round.

Press to select Zoom Round which adjusts xmin and xmax so that pixels on the screen correspond to round(er) values of x and y.

Press to select Zoom Integer which sets xscl = 10 and yscl = 10, adjucts the x and y range so that each pixel represents 1, and centers the graph at the cursor location.

Press to select Zoom Previous which goes back to the previously used window.

Some other pre-defined veiw windows are avalable in the window settings.