TI-83 Plus Index 781
RectGC (rectangular graphing
coordinates), 126, 680
recursive sequences, 183
ref( (row-echelon form), 280, 680
reference#, 471
RegEQ (regression equation variable),
353, 599
regression model
automatic regression equation, 353
automatic residual list feature, 352
diagnostics display mode, 354
models, 357
relational operations, 101, 272
Repeat, 517, 680
RESET MEMORY menu, 608
resetting
all memory, 608
archive memory, 606
defaults, 604
memory, 604
RAM memory, 604
residual list (RESID), 352
Return, 523, 680
root (x‡), 69, 693
root of a function, 148
round(, 80, 271, 680
row+(, 680
rowSwap(, 281, 680
rref( (reduced-row-echelon form), 280,
681
—S—samples (# of), 475
Scatter plot type ("), 369
Sci (scientific notation mode), 20, 683
scientific notation, 14
screen modes, 25
second cursor (2nd), 12
second key (2nd), 4
seconds DMS notation ("), 97
sector, 623
Select(, 304, 683
selecting
data points from a plot, 305
functions from the home screen or a
program, 115
functions in the Y= editor, 115
stat plots from the Y= editor, 115
Send( (send to CBL 2/CBL or CBR),
533, 683
SendID, 634
sending. See transmitting
SendOS, 635
Seq (sequence graphing mode), 23, 683
seq( (sequence), 302, 683
sequence graphing
axes format, 187
CALC (calculate menu), 191
defining and displaying, 179
evaluating, 192