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Chapter 14: App
lications
396
tvm_PV
[
(
Ú
,
¾æ
,
PMT
,
FV
,
P/Y
,
C/Y
)
]
tvm_N
tvm_N
tvm_N
tvm_N
tvm_
Ú
computes th
e number of payment pe
riods.
tvm_
Ú
[
(
æ¾
,
PV
,
PMT
,
FV
,
P/Y
,
C/Y
)
]
tvm_FV
tvm_FV
tvm_FV
tvm_FV
tvm_FV
computes the
future value.
tvm_FV
[
(
Ú
,
¾æ
,
PV
,
PMT
,
P/Y
,
C/Y
)
]
398
400
Table of Contents
Main Page
Default Chapter
3
Radio Frequency Interference
3
Keyboard Zones Overview
4
TI-84 Plus View
5
Using 2Nd/Alpha Keys
6
Using the Color-Coded Keyboard
6
Using the y and F Keys
6
Turning On/Off
7
Batteries
8
Turning off
8
Setting the Display Contrast
9
Home Screen
10
Types of Displays
10
When to Replace Batteries
10
Displaying Entries and Answers
11
Returning to the Home Screen
11
Busy Indicator
12
Display Cursors
12
Interchangeable Faceplates
13
Removing a Faceplate
13
Installing New Faceplates
14
Using the Clock
14
Changing the Clock Settings
15
Displaying the Clock Settings
15
Error Messages
16
Turning the Clock on
16
Turning the Clock off
17
Entering Expressions and Instructions
18
What Is an Expression?/ Entering an Expression
18
Entering a Number in Scientific Notation
19
Multiple Entries on a Line
19
Functions
20
Instructions
20
Interrupting a Calculation
20
TI-84 Plus Edit Keys
21
Checking Mode Settings
22
Setting Modes
22
Changing Mode Settings
23
Normal, Sci, Eng
24
Setting a Mode from a Progarm
24
Float, 0123456789
25
Radian, Degree
25
Connected, Dot
26
Func, Par, Pol, Seq
26
Sequential, Simul
26
Full, Hiriz, G-T
27
Real, A+B, Re
27
Set Clock
27
Using TI-84 Plus Variable Names
28
Variables and Defined Items
28
Notes about Variables
29
Displaying a Variable Value
30
Storing Values in a Variable
30
Storing Variable Values
30
Archiving Variables (Archive, Unarchive)
31
Recalling Variable Values
31
Using Recall (RCL)
31
ENTRY (Last Entry) Storage Area
32
Using ENTRY (Last Entry)
32
Accessing a Previous Entry
33
Multiple Entry Values on a Line
34
Reexecuting the Previous Entry
34
Clearing ENTRY
35
Using Ans in an Expression
35
Continuing an Expression
36
Storing Answers
36
TI-84 Plus Menus
37
Displaying a Menu
38
Moving from One Menu to Another
39
Scrolling a Menu
39
Selecting an Item from a Menu
40
Leaving a Menu Without Making a Selection
41
VARS Menu
41
Selecting a Variable from the VARS Menu or VARS Y-VARS Menu
42
Equation Operating System (EOS)
43
Order of Evaluation
43
Implied Multiplication
44
Parentheses
44
Negation
45
Flash - Electronic Upgradability
46
Megabytes (M) of Available Memory
46
Special Features of the TI-84 Plus
46
Applications
47
Archiving
47
Other TI-84 Plus Features
47
Graphing
48
Sequences
48
Split Screen
48
Tables
48
Lists
49
Matrices
49
Statistics
49
Catalog
50
Inferential Statistic/Applications
50
Programming
50
Archiving (Introduction)
51
Communication Link
51
Diagnosing an Error
52
Error Conditions
52
Correcting an Error
53
Getting Started: Coin Flip
54
Math, Angle and Test Operations
54
Keyboard Math Operations
55
Using Lists with Math Operations
55
Addition, Subtraction, Multiplication, Division
56
Trigonometric Functions
56
Inverse
57
Log(, 10(, in(
57
Power, Square, Square Root
57
Constant/Negation
58
Exponential
58
Pi
59
4Frac, 4Dec
60
MATH Menu
60
MATH Operations
60
Cube, Cube Root
61
(Root)
62
Fmin(, Fmax(
62
Nderiv(
63
Fnlt(
64
Solver
64
Using the Equation Solver
64
Entering an Expression in the Equation Solver
65
Entering and Editing Variable Values
66
Solving for a Variable in the Equation Solver
67
Controlling the Solution for Solver or Solve(
69
Editing an Equation Stored to Eqn
69
Equations with Multiple Roots
69
Further Solutions
69
Using Solve( on the Home Screen or from a Program
70
Abs(
71
MATH NUM (Number) Operations
71
MATH NUM Menu
71
Ipart(, Fpart(
72
Round(
72
Int(
73
Min(, Max(
73
ICM(, Gcd(
74
Complex-Number Modes
75
Entering and Using Complex Numbers
75
Entering Complex Numbers
76
Note about Radian Versus Degree Mode
76
Interpreting Complex Results
77
Rectangular-Complex Mode
77
Polar-Complex Mode
78
Conj(
79
MATH CPX (Complex) Operations
79
MATH CPX Menu
79
Angle(
80
Imag(
80
Real(
80
Abs( (Absolute Value)
81
Rect
81
MATH PRB (Probability) Operations
82
MATH PRB Menu
82
Polar
82
Npr, Ncr
83
Rand
83
Factorial
84
Randlnt(
85
Randnorm(
85
Randbin(
86
ANGLE Menu
87
ANGLE Operations
87
Entry Notation
87
Degree
88
Radians
88
Dms
89
R>Pr, R>Theta, P>Rx, P>Ry
89
TEST (Relational) Operations
91
TEST Menu
91
Using Tests
92
And, Or, Xor
93
Boolean Operators
93
TEST LOGIC (Boolean) Operations
93
TEST LOGIC Menu
93
Not(
94
Using Boolean Operations
94
Function Graphing
95
Getting Started: Graphing a Circle
95
Defining Graphs
96
TI-84 Plus - Graphing Mode Similarities
96
Defining a Graph
97
Displaying and Exploring a Graph
97
Saving a Graph for Later Use
97
Checking and Changing the Graphing Mode
98
Setting the Graph Modes
98
Defining Functions
99
Displaying Functions in the Y=Editor
99
Setting Modes from a Program
99
Defining or Editing a Function
100
Defining a Function from the Home Screen or a Program
101
Evaluating Y=Functions in Expressions
101
Selecting and Deselecting Functions
102
Selecting and Deselecting Functions from the Home Screen or a Program
103
Turning on or Turning off a Stat Plot in the Y=Editor
103
MATH Graph Style Icons in the Y=Editor
104
Setting Graph Style for Functions
104
Setting the Graph Style
105
Shading above and below
106
Setting a Graph Style from a Program
107
Displaying the Window Variables
108
Setting the Viewing Window Variables
108
The TI-84 Plus Viewing Window
108
Changing a Window Variable Value
109
Storing to a Window Variable from the Home Screen or a Program
109
∆X and ∆Y
110
Displaying/Changing the Format Settings
111
Setting the Graph Format
111
Coordon, Coordoff
112
Gridoff, Gridon
112
Rectgc, Polargc
112
Axeson, Axesoff
113
Expron, Exproff
113
Labeloff, Labelon
113
Displaying a New Graph
114
Displaying Graphs
114
Pausing or Stopping a Graph
114
Smart Graph
114
Graphing a Family of Curves
115
Overlaying Functions on a Graph
115
Exploring Graphs with the Free-Moving Cursor
116
Free-Moving Cursor
116
Graphing Accuracy
117
Beginning a Trace
118
Exploring Graphs with TRACE
118
Moving the Trace Cursor
118
Moving the Trace Cursor from Function to Function/To any Valid X Value
119
Leaving and Returning to TRACE
120
Panning to the Left or Right
120
Quick Zoom
120
Exploring Graphs with the ZOOM Instructions
121
Using TRACE in a Program
121
Zbox
122
Zoom Cursor
122
Zoom In, Zoom out
123
Zdecimal
124
Zsquare
124
Zinteger
125
Zstandard
125
Ztrig
125
Using ZOOM MEMORY
126
ZOOM MEMORY Menu
126
Zoomfit
126
Zoomstat
126
Zoom Factors
127
Zoomrcl
127
Zoomsto
127
Zprevious
127
Checking/Changing Xfact and Yfact
128
Using ZOOM MEMORY Menu Items from the Home Screen or a Program
128
CALCULATE Menu
129
Using the CALC (Calculate) Operations
129
Value
129
Zero
130
Intersect
132
Minimum, Maximum
132
Dy/DX
133
∫F(X)DX
134
Getting Started: Path of a Ball
136
Parametric Graphing
136
Defining and Displaying Parametric Graphs
139
TI-84 Plus Graphing Mode Similarities
139
Displaying the Parametric Y=Editor
140
Selecting a Graph Style
140
Setting Parametric Graphing Mode
140
Defining and Editing Parametric Equations
141
Selecting and Deselecting Parametric Equations
141
Setting Window Variables/The Graph Format
142
Displaying a Graph
143
Window Variables and Y-Vars Menus
143
Exploring Parametric Graphs
144
Free-Moving Cursor/Trace
144
Moving the Trace Cursor to any Valid T Value
145
Calc
146
Zoom
146
Getting Started: Polar Rose
147
Polar Graphing
147
Defining and Displaying Polar Graphs
148
Similarites of TI-84 Plus Graphing Mode
148
Displaying the Polar Y=Editor
149
Selecting Graph Styles
149
Setting Polar Graphing Mode
149
Defining and Editing Polar Equations
150
Selecting and Deselecting Polar Equations
150
Setting Window Variables
150
Setting the Graph Format/Displaying a Graph
151
Window Variables and VARS Menus
152
Exploring Polar Graphs
153
Free-Moving Cursor, TRACE
153
Moving the Trace Cursor to any Valid Theta Value
154
Zoom, Calc
154
Getting Started: Forest and Trees
155
Sequence Graphing
155
Defining and Displaying Sequence Graphs/Ti-84 Plus Graphing Mode Similarities
157
Setting Sequence Graphing Mode
157
TI-84 Plus Sequence Functions U, V, and W
157
Displaying the Sequence Y=Editor
158
Defining and Editing a Sequence Function
159
Selecting Graph Styles/Selecting and Deselecting Sequence Functions
159
Nonrecursive Sequences
160
Recursive Sequences
161
To Display Window Variables
162
Selecting Axes Combinations
164
Setting the Graph Format/Axes Format
164
Displaying a Sequence Graph
165
Exploring Sequence Graphs
165
Free-Moving Cursor and TRACE
165
Moving the Trace Cursor to any Valid N Value
166
Evaluating U, V and W
168
Graphing Web Plots
168
Displaying the Graph Screen
169
Drawing the Web
169
Valid Functions for Web Plots
169
Example: Convergence
170
Using Web Plots to Illustrate Convergence
170
Example: Predator-Prey Model
172
Graphing Phase Plots
172
Graphing with Uv, Vw, and Uw
172
Comparing TI-84 Plus and TI-82 Sequence Variables
175
Sequences and Window Variables
175
Keystroke Differences between TI-84 Plus and TI-82
176
Sequence Keystroke Changes
176
Chapter 7: Tables
178
Getting Started: Roots of a Function
178
Setting up the Table
179
Table Setup Screen
179
Tblstart, ∆Tbl
180
Indpnt: Auto, Indpnt: Ask, Depend: Auto, Depend: Ask
180
Defining the Dependent Variables
181
Setting up the Table from the Home Screen or a Program
181
Editing Dependent Variables from the Table Editor
181
Displaying the Table
183
Independent and Dependent Variables
183
Clearing the Table from the Home Screen or a Program
184
Scrolling Independent-Variable Values
184
Displaying Other Dependent Variables
185
Draw Instructions
187
Drawing a Tangent Line
187
Using the DRAW Menu
189
Drawing on a Graph
190
Clearing Drawings When a Graph Is Displayed
191
Clearing Drawings from the Home Screen or a Program
191
Drawing Line Segments
192
Drawing a Line Segment Directly on a Graph
192
Drawing a Line Segment from the Home Screen or a Program
192
Drawing Horizontal and Vertical Lines
193
Drawing a Line Directly on a Graph
193
Drawing a Line from the Home Screen or a Program
194
Drawing Tangent Lines
195
Drawing a Tangent Line Directly on a Graph
195
Drawing a Tangent Line from the Home Screen or a Program
196
Drawing Functions and Inverses
197
Drawing a Function/An Inverse of a Function
197
Shading Areas on a Graph
198
Drawing Circles
200
Drawing a Circle Directly on a Graph/From the Home Screen or a Program
200
Placing Text Directly on a Graph
201
Placing Text on a Graph from the Home Screen or a Program
202
To Split Screen
202
Using Pen to Draw on a Graph
203
Drawing Points on a Graph
204
DRAW POINTS Menu
204
Drawing Points Directly on a Graph with Pt-On(
204
Erasing Points with Pt-Off(
205
Changing Points with Pt-Change(
205
Drawing Pixels
206
TI-84 Plus Pixels
206
Drawing Points from the Home Screen or a Program
206
Turning on and off Pixels with Pxl-On( and Pxl-Off(
207
Pusing Pxl-Test(
207
Storing Graph Pictures (Pic)
208
DRAW STO Menu
208
Recalling Graph Pictures (Pic)
209
Storing a Graph Picture
209
Storing Graph Databases (GDB)
210
What Is a Graph Database?
210
Deleting a Graph Picture
210
Storing a Graph Database
211
Recalling Graph Databases (GDB)
212
Deleting a Graph Database
212
Chapter 9: Split Screen
214
Exploring the Unit Circle
214
Using Split Screen
216
Setting a Split-Screen Mode
216
Horiz (Horizontal) Split Screen
218
Horiz Mode
218
Moving from Half to Half in Horiz Mode
218
G-T (Graph-Table) Split Screen
219
G-T Mode
219
Full Screens in Horiz Mode
219
Moving from Half to Half in G-T Mode
220
Using TRACE in G-T Mode
220
TI-84 Plus Pixels in Horiz and G-T Modes
221
Full Screens in G-T Mode
221
DRAW POINTS Menu Pixel Instructions
222
DRAW Menu Text( Instruction
222
PRGM I/O Menu Output( Instructions
222
Setting a Split-Screen Mode from the Home Screen or a Program
223
Chapter 10: Matrices
224
Systems of Linear Equations
224
Defining a Matrix
225
Selecting a Matrix
226
Accepting or Changing Matrix Dimensions
226
Viewing and Editing Matrix Elements
227
Displaying Matrix Elements
227
Deleting a Matrix
228
Viewing a Matrix
228
Viewing-Context Keys
228
Editing a Matrix Element
229
Editing-Context Keys
230
Using Matrices with Expressions
231
Entering a Matrix in an Expression
231
Displaying a Matrix
232
Copying One Matrix to Another
233
Accessing a Matrix Element
233
Using Math Functions with Matrices
234
Addition, Subtraction, Multiplication
234
Negating a Matrix
235
Abs( (Math Num Menu)
236
Round( (Math Num Menu)
236
Inverse a Matrix
236
Powers
237
Relational Operations
237
Ipart(, Fpart(, Int(
238
Return 0
238
Using the MATRX MATH Operations
239
MATRX MATH Menu
239
Det(
240
Transpose
240
Accessing Matrix Dimensions with DIM(
241
Creating a Matrix with DIM(
241
Redementioning a Matrix with DIM(
242
Fill(
242
Identity(
242
Randm(
243
Augment(
243
Matr>List(
243
List>Matr(
244
Cumsum(
245
Row Operations
245
Ref(, Rref(
246
Rowswap(
246
Row+(/Row(
247
Chapter 11: Lists
249
Generating a Sequence
249
Naming Lists
250
Using the List Names L1 through L6
250
Creating a List Name on the Home Screen
251
Storing and Displaying Lists
252
Storing Elements to a List
252
Entering List Names
254
Deleting a List from Memory
254
Using Lists in Graphing
254
Using the LIST NAMES Menu
254
Entering a User-Created List Name Directly
255
Attaching Formulas to List Names
256
Attaching a Formula to a List on the Home Screen or in a Program
258
Using Lists in Expressions
259
Detaching a Formula from a List
259
Using Lists with Math Functions
260
LIST OPS Menu
261
Sorta(, Sortd(
262
Using DIM( to Find List Dimensions
263
Using DIM( to Create a List/To Redimension a List
264
Fill(, Seq(
265
Cumsum(, ∆List(, Select(
266
Before Using Select(
267
Using Select( to Select Data Points from a Plot
267
Augment(, List>Matr(, Matr>List(
270
LIST MATH Menu
272
Min(, Max( / Mean(, Median(
273
Sum(, Prod(
274
Sums and Products of Numeric Sequences
274
Stddev(, Variance(
275
Chapter 12: Statistics
276
Pendulum Lengsh and Periods
276
Setting up Statistical Analyses
285
Using Lists to Store Data
285
Setting up a Statistical Analysis
286
Displaying the Stat List Editor
286
Using the Stat List Editor
287
Creating a Name in the Stat List Editor
289
Removing a List from the Stat List Editor
290
Removing All Lists and Restoring L1 through L6
290
Clearing All Elements from a List
290
Editing a List Element
291
Attaching a Formula to a List Name in Stat List Editor
292
Using the Stat List Editor When Formula-Generated Lists Are Displayed
294
Detaching Formulas from List Names
295
Handling Errors Resulting from Attached Formulas
295
Editing an Element of a Formula-Generated List
296
Switching Stat List Editor Contexts
297
Stat List Editor Contexts
298
View-Elements Context
298
Edit-Elements Context
299
View-Names Context
300
Enter-Name Context
301
STAT EDIT Menu
302
Sorta( and Sortd(
302
Clrlist
303
Setupeditor
304
Regression Model Features
305
Automatic Residual List
305
Restoring L1 through L6 to the Stat List Editor
305
Automatic Regression Equation
306
Diagnostic Display Mode
307
STAT CALC Menu
309
Frequency of Occurence for Data Points
310
1-Var Stats
310
2-Var Stats
311
Med-Med (Ax+B)
311
Linreg (Ax+B)
311
Quadreg (Ax2+Bx+C)
312
Cubicreg - (A3+B2+C+D)
312
Quartreg - (A4+B3+C2+DX+E)
312
Lingred - (A+Bx)
313
Lnreg - (A+B in(X))
313
Expreg - (Ax)
313
Pwrreg - (Axb)
313
Logistic - C/(1+A*E-Bx)
314
Sinreg - a sin(Bx+C)+D
314
Sinreg Example: Daylight Hours in Alaska for One Year
315
Manual Linear Fit
316
Statistical Variables
318
Q1 and Q3
319
Statistical Analysis in a Program
320
Entering Stat Data
320
Statistical Calculations
320
Statistical Plotting
321
Steps for Plotting Statistical Data in Lists
321
Scatter
322
Xyline
322
Histogram
323
Modboxplot
323
Boxplot
324
Normprobplot
325
Defining the Plots
325
Displaying Other Stat Plot Editors
327
Turning on and Turning off Stat Plots
328
Statistical Plotting in a Program
329
Defining the Viewing Window
329
Tracing a Stat Plot
329
Displaying a Stat Plot from a Program
331
Inferential Statistics and Distributions
333
Mean Height of a Population
333
Height (in Centimeters) of each of 10 Women
333
Inferential Stat Editors
338
Using an Inferential Stat Editor
339
Selecting Data or Stats
340
Entering the Values for Arguments
340
Selecting an Alternative Hypothesis (≠<>)/Pooled Option
341
Selecting Calculate or Draw for a Hypothesis Test
342
Selecting Calculate for a Confidence Interval
342
Bypassing the Inferential Stat Editors
342
STAT TESTS Menu
343
Inferential Stat Editors for the STAT TESTS Instructions
344
Z-Test
345
T-Test
347
2-Sampztest
348
2-Samp Ttest
350
1-Propztest
352
2-Propztest
353
Zinterval
355
Tinterval
356
2-Sampzint
357
2-Samptint
358
1-Propzint
360
2-Propzint
360
Χ2-Test
361
Χ2Gog-Test
363
2-Sampftest
364
Linregttest
366
Linregtint
368
Anova(
369
Inferential Statistics Input Descriptions
370
Distribution Functions
375
DISTR Menu
375
Normalpdf(
376
Normalcdf(
377
Invnorm(
378
Invt(
378
Tpdf(
379
Tcdf(
379
Χ2Pdf(
380
Χ2Cdf(
381
Fpdf(
381
Fcdf(
382
Binompdf
382
Binomcdf(
383
Poissonpdf(
384
Poissoncdf(
384
Geometpdf(
384
Distribution Shading
385
DISTR DRAW Menu
385
Geometcdf(
385
Shadenorm(
386
Shade_T(
387
Shadeχ2
388
Shadef(
388
Chapter 14: Applications
390
The Applications Menu
390
Steps for Running the Finance Application
390
Getting Started: Financing a Car
391
Computing Compound Interest
392
Using the TVM Solver
394
Using the Financial Functions
395
Entering Cash Inflows and Cash Outflows
395
FINANCE CALC Menu
396
TVM Solver
397
Calculating Time Value of Money (TVM)
397
Tvm_Pmt
397
Tvm_I%
398
Tvm_Pv
398
Tvm_N
399
Tvm_Fv
399
Calculating Cash Flows
400
Npv(, Irr(
401
Calculating Amortization
402
Calculating an Amortization Schedule
402
Bal(
402
Σprn(, Σint(
402
Amotrization Example: Calculating an Outstanding Loan Balance
403
Calculating Interest Conversion
405
>Nom(
405
Funding Days between Dates/Defining Payment Method
406
Dbd(
406
>Eff(
406
Defining the Payment Method
407
Pmt_End
407
Using the TVM Variables
408
Pmt_Bgn
408
The Easydata App
409
N, I%, Pv, Pmt, Fv
409
P/Y and C/Y
409
Steps for Running the Easydata App
410
Easydata Settings
410
Restoring Easydata to the Default Settings
411
Starting and Stopping Data Collection
412
Saving Collected Data
412
CATALOG, Strings, Hyperbolic Functins
414
Browsing the TI-84 Plus CATALOG
414
Selecting an Item from the CATALOG
414
Entering and Using Strings
416
Storing Strings to String Variables
417
Storing a String to a String Variable
418
String Functions and Instructions in the CATALOG
419
Displaying the Contents of a String Variable
419
Displaying String Functions and Instructions in the CATALOG
419
Concatenation
420
Selecting a String Function from the CATALOG
421
Equ>String(
421
Expr(
422
Instring(
422
Length(
423
String>Equ(
423
Sub(
424
Entering a Function to Graph During Program Execution
424
Hyperbolic Functions in the CATALOG
425
Sinh(, Cosh(, Tanh(
426
Sinh-1(, Cosh-1(, Tanh-1
426
Chapter 16: Programming
428
Volume of a Cylinder
428
Creating and Deleting Programs
430
What Is a Program?
430
Creating a New Program
430
Managing Memory and Deleting a Program
431
Entering Command Lines and Executing Programs
433
Executing a Program
434
Editing Programs
435
Breaking a Program
435
Copying and Renaming Programs
436
Inserting and Deleting Command Lines
436
Scrolling the PRGM EXEC and PRGM EDIT Menus
437
PRGM CTL (Control) Instructions/Menu
438
Controlling Program Flow
439
If-Then
440
If-Then-Else
441
For(
442
While
443
Repeat
443
End
444
Pause
444
Lbl, Goto
445
Is>(
446
Ds<(
447
Menu(
447
Prgm
448
Return
448
Stop
449
Delvar
449
Graphstyle(
449
PRGM I/O (Input/Output) Instructions
450
PRGM I/O Menu
450
Displaying a Graph with Input
451
Storing a Variable Value with Input
452
Prompt
453
Displaying the Home Screen/Values and Messages
453
Dispgraph
454
Disptable
454
Output(
455
Getkey
456
TI-84 Plus Key Code Diagram
457
Clrhome, Clrtable
457
Getcalc(
457
Get(, Send(
458
Calling Other Programs as Subroutines
459
Calling a Program from Another Program
459
Notes about Calling Programs
460
Running an Assembly Language Program
461
Activities
463
The Quadratic Formula
463
Entering a Calculation
463
Converting to a Fraction
464
Displaying Complex Results
466
Box with Lid
469
Defining a Function
469
Defining a Table of Values
470
Zooming in on the Table
471
Setting the Viewing Window
473
Displaying and Tracig the Graph
475
Zooming in on the Graph
477
Finding the Calculated Maximum
478
Comparing Test Results Using Box Plots
480
Problem
480
Procedure
481
Xscl=1 Yscl
482
Graphing Piecewise Functions
484
Graphing Inequalities
486
Solving a System of Nonlinear Equations
488
Using a Program to Create the Sierpinski Triangle
490
Graphing Cobweb Attractors
492
Using a Program to Guess the Coefficients
494
Graphing the Unit Circle and Trigonometric Curves
497
Finding the Area between Curves
499
Using Parametric Equations: Ferris Wheel Problem
501
Demonstrating the Fundamental Theorem of Calculus
505
Computing Areas of Regular N-Sided Polygons
509
Computing and Graphing Mortgage Payments
513
Memory and Variable Management
517
Checking Available Memory
517
MEMORY Menu
517
Available RAM, Archive, and App Slots
518
Displaying the about Screen
518
Displaying the MEMORY MANAGEMENT/DELETE Menu
519
Deleting Items from Memory
522
Clearing Entries and List Elements
524
Clralllists
524
Archiving and Unarchiving Variables
526
Resetting the TI-84 Plus
532
RAM ARCHIVE ALL Menu
532
Displaying the RAM ARCHIVE ALL Menu
533
Resetting RAM Memory
533
Resetting Archive Memory
534
Resetting All Memory
536
Grouping and Ungrouping Variables
538
Ungroupng Variables
541
Duplicatename Menu
541
Notes about Menu Items
541
Garbage Collection Message
544
Responding to the Garbage Collection Message
544
Why Is Garbage Collection Necessary?
545
How Unarchiving a Variable Affects the Process
546
If the MEMORY Screen Shows Enough Free Space
546
The Garbage Collection Process
547
Using the Garbagecollect Command
547
ERR:ARCHIVE FULL Message
549
Chapter 19: Communication Link
550
Sending Variables
550
TI-84 Plus LINK
553
Connecting Two Graphing Calculators with a USB Unit-To-Unit Cable or an I/O Unit-To-Unit Cable
553
Linking to the CBL/CBR System
554
Linking to a Computer
555
Selecting Items to Send
556
LINK SEND Menu
556
Sending the Selected Items
558
Sending to a TI-84 Plus Silver Edition or TI-84 Plus
559
Sending to a TI-83 Plus or TI-83 Plus Silver Edition
561
Receiving Items
562
LINK RECEIVE Menu
562
Duplicate Name Menu
563
Receiving from a TI-84 Plus Silver Edition or TI-84 Plus
563
Receiving from a TI-83 Plus Silver Edition or TI-83 Plus
564
Receiving from a TI-83
564
Backing up RAM Memory
565
Memory Backup Complete
566
Errors
567
Insufficient Memory in Receiving Unit
568
Appendix A: Functions and Instructions
569
X=1 Xscl
620
Y=1 Yscl
620
Appendix B: Reference Information
630
User Variables
630
Archive Variables
631
System Variables
631
Statistics Formulas
632
Logistic
632
Sinreg/Anova(
633
2-Sampftest Definition
635
2-Sampttest
636
Financial Formulas
638
Time Value of Money
638
Amortization
641
Cash Flow
642
Interest Rate Conversions
642
Days between Dates
643
Important Things You Need to Know about Your TI-84 Plus
645
TI-84 Plus Results
645
ERR:DIM MISMATCH Error
646
ERR:INVALID DIM Error
646
Contrast Feature
646
TI-84 Plus Identification Code
647
Backups
647
Apps
648
TI-Cares Knowledgebase
648
Error Conditions/Error Type Table
649
Archived
649
Archive Full
649
Argument/Bad Address
649
Bad Guess
650
Bound
650
Break
650
Data Type
650
DIM Mismatch
651
Divide by 0/Domain
651
Duplicate/Duplicate Name
651
Expired
651
Error in Xmit
652
ID Not Found
652
Illegal Nest
652
Increment
652
Invalid
653
Invalid DIM
653
Iterations
654
Label
654
Memory
654
Memoryfull
654
Mode
655
No Sign Chng
655
Nonreal Ans
655
Overflow/Reserved
655
Singular Mat
656
Singularity
656
Stat
656
Stat Plot
656
Syntax
657
Tol Not Met
657
Undefined
657
Validation
657
Variable
658
Version
658
Window Range/Zoom
658
Accuracy Information
659
Computational Accuracy
659
Function Limits
660
Function Results
661
Appendix C: Service and Warranty Information
662
Texas Instruments Support and Service
662
Battery Information/When to Replace the Batteries
667
Effects of Replacing the Batteries
668
Battery Precautions
668
Replacing the Batteries
668
In Case of Difficulty
670
Index
673
Chapter 3: Function Graphing
680
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Guide
114 pages
Reference Sheet
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Software Guide
60 pages
Maintenance And Care
2 pages
Manual
37 pages
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