HP 39gII User Manual

46 Apps and their views
BuildYourOwn table keys
Besides the and menu keys, you can use
the following keys to explore the table when BuildYour
Own is active.
Example: plotting a
circle
Plot the circle, x
2
+ y
2
= 25. First rearrange it to read
.
To plot both the positive and negative y-values, use two
equations as follows:
and
1. In the Function app, specify the functions.
ISelect
Function
Sjl25
Key Meaning
Puts the highlighted independent
value (X, T, θ, or N) into the edit
line. Pressing
E
replaces this
variable with its current value.
Inserts a zero value at the position
of the highlight. Replace a zero
by typing the number you want
and pressing
E
.
Sorts the independent variable
values into ascending or
descending order. Press
and select the ascending or
descending option from the
menu, and press .
C
Deletes the highlighted row.
SCLEAR
Clears all data from the table.
y 25 x
2
–±=
y 25 x
2
–=
y 25 x
2
––=

HP 39gII Specifications

General

Brand	HP
Model	39gII
Category	Calculator
Language	English