Generating a table of values for a function – HP 49g+ User 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: