HP 49g+ - Manual (Page 130)

Page 10-3
VIEW, then press @AUTO to generate the V-VIEW automatically. The
PLOT WINDOW screen looks as follows:
• Plot the graph: @ERASE @DRAW (wait till the calculator finishes the
graphs)
• To see labels: @EDIT L @LABEL @MENU
• To recover the first graphics menu: LL@)PICT
• To trace the curve: @TRACE @@X,Y@@ . Then use the right- and left-arrow
keys ( š™) to move about the curve. The coordinates of the points
you trace will be shown at the bottom of the screen. Check that for x
= 1.05 , y = 0.0131. Also, check that for x = -1.48 , y = 0.034.
Here is picture of the graph in tracing mode:
• To recover the menu, and return to the PLOT WINDOW environment,
press
L@CANCL, then L@@OK@@.
Generating a table of values for a function
The combinations „õ(E) and „ö(F), pressed simultaneously
if in RPN mode, let’s the user produce a table of values of functions. For
example, we will produce a table of the function Y(X) = X/(X+10), in the
range -5 < X < 5 following these instructions: