406
D
Data input option 218, 219
dayOfWk( (day of week) 357
days between dates (dbd( ) 261
days between dates (dbd( ) 357, 390
dbd( (days between dates) 261, 357, 390
decimal mode (float or fixed) 16
decrement and skip (DS<( ) 286
decrement and skip (DS<( ) 358
definite integral 40, 89, 96
defragmenting 340
Degree angle mode 16, 60, 357
degrees notation (-) 60, 379
delete variable contents (DelVar) 287, 357
deleting items from memory 329
DependAsk 116, 118, 357
DependAuto 116, 118, 357
derivative See numerical derivative 36
det( (determinant) 155, 357
determinant (det( ) 155
determinant (det( ) 357
DiagnosticOff 196, 357
DiagnosticOn 196, 357
diagnostics display mode(r, r2, R2) 196
differentiation 42, 89, 96, 101
dim( (dimension) 155, 169, 357
dimensioning a list or matrix 155, 169, 357
Disp (display) 290, 358
DispGraph (display graph) 291, 358
display contrast 4
display cursors 8
Displaying the Clock Settings 9
DispTable (display table) 291, 358
DISTR (distributions menu) 241
DISTR DRAW (distributions drawing menu) 248
distribution functions
binomcdf( 247, 355
binompdf( 246, 355
χ²cdf( 355
χ²pdf( 355
Fcdf( 244, 375
Fpdf( 243, 376
geometcdf( 248, 361
geometpdf( 248, 361
invNorm( 243, 363
normalcdf( 242, 366
normalpdf( 242, 366
poissoncdf( 247, 368
poissonpdf( 247, 368
distribution shading instructions
Shade_t( 249, 374
Shadeχ²( 250, 374
ShadeF( 250, 374
ShadeNorm( 249, 374
division (/) 36, 381
ΔList( 171, 364
DMS (degrees/minutes/seconds entry notation) 60,
382
Dot (plotting mode) 17, 358
dot graph style 71
dot pixel mark (() 132, 210
dr/dq operation on a graph 101
DRAW menu 122
Draw output option 218, 220
DRAW POINTS menu 131
DRAW STO (draw store menu) 134
DrawF (draw a function) 127, 358
drawing on a graph
circles (Circle( ) 128
functions and inverses (DrawF, DrawInv) 127
line segments (Line( ) 124
lines (Horizontal, Line(, Vertical) 125
points (Pt-Change, Pt-Off, Pt-On) 131
tangents (Tangent) 126
text (Text) 129
using Pen 130
DrawInv (draw inverse) 127, 358
DS<( (decrement and skip) 286, 358
DuplicateName menu 350
dx/dt operation on a graph 89, 96
dy/dx operation on a graph 89, 96, 101
E
E (exponent) 12, 15, 358
e^( (exponential) 37, 358
edit keys table 13
Else 282
End 283, 359
Eng (engineering notation mode) 15, 359
ENTRY (last entry key) 22
entry cursor 8
EOS (Equation Operating System) 29
eqn (equation variable) 42
Equ4String( (equation-to-string conversion) 270, 359
equal-to relational test (=) 62, 380
Equation Operating System (EOS) 29
Equation Solver 42
equations with multiple roots 44
errors
diagnosing and correcting 33
messages 394
examples—applications
area between curves 316
areas of regular n-sided polygons 321
box plots 306
box with lid 299
defining a 299
defining a table of values 300
setting the viewing window 302
tracing the graph 303
zooming in on the graph 304
zooming in on the table 301
cobweb attractors 312
fundamental theorem of calculus 319
guess the coefficients 313
inequalities 309
mortgage payments 323
parametric equations, ferris wheel problem 317
piecewise functions 308
quadratic formula
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