30
Apps and their views
3. Highlight
F3(X)
.
=
4. Press
Note how the values
for
F1(X)
and
F2(X)
are substituted into
F3(X)
.
In Home
You can also evaluate any function expression in Home
by entering it into the edit line and pressing
E
.
For example, define F4 as below. In Home, type
F4(9)
and press
E
. This evaluates the expression,
substituting
9
in place of
X
in
F4
.
Symb view keys
The following table describes the keys that you use to
work with the Symbolic view.
Key
Meaning
Copies the highlighted expression to
the edit line for editing. Press
when done.
Checks/unchecks the current
expression (or set of expressions).
Only checked expression(s) are
evaluated in the Plot and Numeric
views.
Enters the independent variable in the
Function app. Or, you can use
the
d
key on the keyboard.
Enters the independent variable in the
Parametric app. Or, you can use
the
d
key on the keyboard.
Summary of Contents for 39gII
Page 1: ...HP 39gII graphing calculator user s guide Edition1 Part Number NW249 90001 ...
Page 2: ...Printing History Edition 1 November 201 1 ...
Page 32: ...22 Getting started ...
Page 58: ...48 Apps and their views ...
Page 70: ...60 Function app ...
Page 80: ...70 Solve app ...
Page 136: ...126 Polar app ...
Page 140: ...130 Sequence app ...
Page 148: ...138 Finance app ...
Page 152: ...142 Linear Solver app ...
Page 218: ...208 Matrices ...
Page 226: ...216 Notes and Info ...
Page 238: ...228 Variables and memory management ...
Page 318: ...308 Programming ...
Page 340: ...330 Reference information ...
Page 346: ...vi Product Regulatory Information ...