Texas Instruments TI-89 Manual Book page 602

Parameter/Mode Setting
FLOAT 10
FLOAT 11
FLOAT 12
Angle
RADIAN
DEGREE
Exponential Format
NORMAL
SCIENTIFIC
ENGINEERING
Complex Format
REAL
RECTANGULAR
POLAR
Vector Format
RECTANGULAR
CYLINDRICAL
SPHERICAL
Pretty Print
OFF
ON
SplitScreen
FULL
TOP-BOTTOM
LEFT-RIGHT
Split1App
(applications are not numbered)
Split2App
(applications are not numbered)
Number of Graphs
1
2
Strings
24
25
26
3
1
2
4
1
2
3
5
1
2
3
6
1
2
3
7
1
2
8
1
2
3
9
10
11
1
2
Appendix D: Programmer's Guide 585