Texas Instruments TI-89 Titanium Short User Manual page 302

4
R Pr( ), polar coordinate 226
RAD (radian) mode 22
R
radian, 274
rand( ), random number 226
randMat( ), random matrix 92
randNorm( ), random norm 226
random
matrix, randMat( ) 92
norm, randNorm( ) 226
number seed, RandSeed 92
number, rand( ) 226
polynomial, randPoly( ) 227
randPoly( ), random polynomial 227
RandSeed, random number seed 92
227
rational functions activity 97
RclGDB, recall graph database 227
RclPic, recall picture 227
real( ), real 227
recall
graph database, RclGDB 227
picture, RclPic 227
2 6
Recall ( ) 9
/
reciprocal, x 276
rectangular x coordinate, P
rectangular y coordinate, P
rectangular-vector display,
reduced row echelon form, rref( ) 93
ref( ), row echelon form 228
regressions 202
cubic, CubicReg 168
exponential, ExpReg 186
linear regression, LinReg 202
logarithmic, LnReg 203
logistic, Logistic 205
medium-medium line, MedMed
208
power regression, PowerReg 220
quadratic formula activity 90
quadratic, QuadReg 225
quartic, QuartReg 225
sinusoidal, SinReg 243
remain( ), remainder 228
Rename, rename 229
replace picture, RplcPic 231
Request, request 229
results 14
296
return
Return, return 229
right( ), right 229
rotate( ), rotate 230
226 round( ), round 230
,
row echelon form, ref( ) 228
rowAdd( ), matrix row addition 231
226 rowDim( ), matrix row dimension
,
227 rowNorm( ), matrix row norm 231
,
rowSwap( ), matrix row swap 231
RplcPic, replace picture 231
rref( ), reduced row echelon form 93
,
S
sampling activity 110
SAVE COPY AS (
scientific notation 7
scripts
scrolling 15
4
Rx( ) 216
sec( ), secant 232
4
Ry( ) 216
sec
4
Rect 228
secant, sec( ), 232
sech( ), hyperbolic secant 232
sech
Second modifier key (
second notation, 275
selecting categories 18
send chat, SendChat 121
send list variable, Send 233
send to calculator, SendCalc 121
Send, send list variable 233
SendCalc, send to calculator 121
SendChat, send chat 121
SEQ (sequence) mode 23
seq( ), sequence 234
set
setDate( ), set date 234
setDtFmt( ), set date format 234
See
get/return
231
232
8
example 33
activity 96
tutorial 96
/
( ), inverse secant 232
/
( ),inverse hyperbolic secant
233
description 6
status 22
folder, setFold( ) 234
,
S)
2
)
233
,
233
,
233
,
233
,
Index