Texas Instruments TITANIUM TI-89 - Manual (Page 777)

Activities 777
1. Set the modes for Page 1 as shown in this
screen. (Show angles in degrees and
display all digits with a floating decimal
point.)
Press: 3 D D D. On the Angle option,
select 2:DEGREE . On the Display Digits
option, select E:FLOAT .
2. Set the modes for Page 2 as shown in this
screen. (Display answers in decimal
form.)
Press: 3 „ D D. On the
Exact/Approx option, select
3:APPROXIMATE .
Actual Path Intended
Path
Boat
Eastward
Traveling
Current
a mph
river bank