Ti-89 Titanium / Voyage™ 200 Modes - Texas Instruments TI-89 Titanium User Manual

TI-89 Titanium / Voyage™ 200 Modes
Graph
Current Folder
Note: For detailed
information about using
folders, see Calculator
Home Screen.
Display Digits
Appendix B: Technical Reference
This section describes the modes of the TI-89 Titanium /
Voyage™ 200 and lists the possible settings of each mode.
These mode settings are displayed when you press 3.
Specifies the type of graphs you can plot.
1:FUNCTION y(x) functions
2:PARAMETRIC x(t) and y(t) parametric equations
3:POLAR r(q) polar equations
4:SEQUENCE u(n) sequences
5:3D z(x,y) 3D equations
6:DIFF EQUATIONS y'(t) differential equations
Note: If you use a split screen with Number of Graphs = 2, Graph is for the
top or left part of the screen and Graph 2 is for the bottom or right part.
Specifies the current folder. You can set up multiple folders with unique
configurations of variables, graph databases, programs, etc.
1:main Default folder included with the TI-89
Titanium / Voyage™ 200.
2: — Other folders are available only if they have been
(custom folders) created by a user.
Selects the number of digits. These decimal settings affect only how results
are displayed—you can enter a number in any format.
Internally, the TI-89 Titanium / Voyage™ 200 retains decimal numbers with
14 significant digits. For display purposes, such numbers are rounded to a
maximum of 12 significant digits.
1:FIX 0 Results are always displayed with the selected
2:FIX 1 number of decimal places.
...
D:FIX 12
E:FLOAT The number of decimal places varies, depending on
the result.
F:FLOAT 1 If the integer part has more than the selected number
G:FLOAT 2 of digits, the result is rounded and displayed in
...
scientific notation.
Q:FLOAT 12
For example, in FLOAT 4:
12345. is shown as 1.235 4
E
896