HP 39gII User Manual page 60

Define the
expressions
N O T E
Set up the plot
50
There are 10 function definition fields on the Function
app's Symbolic view. They are labelled F1(X) through
F9(X) and F0(X). Highlight the function definition field
you want to use, and enter an expression. You can press
to edit an existing expression or just start typing to
enter a new expression. Press
S
expression, or
2. Enter the linear function in F1(X).
1
wdE
3. Enter the quadratic
function in F2(X).
ldw
mjw
1
E
3
You can use the
equations. It has the same effect as pressing
You can change the scales of the x- and y-axes and the
spacing of the axis tick marks.
4. Display plot settings.
S
-
SETUP PLOT
Note: for our example, you can leave the plot settings at
their default values. If your settings do not match this
S
example, press
C
to delete an existing
Clear to clear all expressions.
menu key to assist in the entry of
to restore the default values.
CLEAR
d
.
Function app