Change the scale, Trace a graph, Analyse graph with fcn functions – HP 39g Graphing Calculator User Manual
Page 65
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Change the
scale
6, You can change the scale to see more or less of your
graphs. In this example, choose Auto Scale. (See
“VIEWS menu options” on page 2-13 for a description of
Auto Scale).
fviEVVS I Select Auto
Scale Ell
.................. ....______ _ _______
«««««
■ /Fi Plot-Detai1
v'FS Plot-Table
Oyerlay Plot
f¿
fluto Scale ■
F=[Decimal
t
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l a — — t g ? T ? T g i g i T ! « l
Trace a graph
7. Trace the linear function.
Q 6 times
Note: By default, the tracer
is active.
-. 6________ FUSI; 1.6_________I5H!III
8. Jump from the linear function to the quadratic function.
s
Analyse graph
with FCN
functions
9. Display the Plot view menu
iai4:iii
From the Plot view menu, you can use the functions on
the FCN menu to find roots, intersections, slopes, and
areas for a function defined in the Function aplet (and
any Function-based aplets). The FCN functions act on
the currently selected graph. See “FCN functions” on
page 3-9 for further information.
Function aplet
3-3