Sharp EL-9900 User Manuals

Table of Contents

• Caring for Your Calculator

  1
• Getting Started

  2
• Before Use

  2
• Using the Hard Cover

  3
• Part Names and Functions

  4
• Main Unit

  4
• Reversible Keyboard

  6
• Basic Key Operations

  8
• Changing the Keyboard

  9
• Quick Run-through: Basic Mode

  10
• Operating the Graphing Calculator

  13
• Basic / Advanced Keyboard

  13
• Basic Key Operations - Standard Calculation Keys

  13
• 1. Entering numbers

  14
• 2. Performing standard math calculations

  15
• Cursor Basics

  15
• Editing Entries

  17
• Second Function Key

  18
• ALPHA Key

  19
• Math Function Keys

  20
• MATH, STAT, and PRGM Menu Keys

  23
• SETUP Menu

  24
• SETUP Menu Items

  25
• Precedence of Calculations

  27
• Error Messages

  28
• Resetting the Calculator

  29
• 1. Using the reset switch

  29
• 2. Selecting the RESET within the OPTION menu

  30
• Basic Calculations — Basic Keyboard

  31
• 1. Try it!

  31
• 2. Arithmetic Keys

  33
• 3. Calculations Using Various Function Keys

  35
• 4. Calculations Using MATH Menu Items

  42
• Basic Graphing Features — Basic Keyboard

  50
• 1. Try it!

  50
• 2. Explanations of Various Graphing Keys

  52
• 3. Other Useful Graphing Features

  58
• Substitution feature

  63
• Advanced Calculations — Advanced Keyboard

  66
• 1. Try it!

  66
• 2. Various Calculation Keys

  67
• 3. Calculations Using MATH Menu

  70
• 4. More Variables: Single Value Variables and LIST Variables

  80
• 5. TOOL Menu

  81
• 6. SETUP Menu

  83
• Advanced Graphing Features — Advanced Keyboard

  84
• 1. Try it!

  84
• 2. Graphing Parametric Equations

  87
• 3. Polar Graphing

  88
• 4. Graphing Sequences

  89
• 5. The CALC Function

  93
• 6. Format Setting

  95
• 7. Zoom Functions

  96
• 8. Setting a Window

  98
• 9. Tables

  99
• 10. The DRAW Function

  102
• 11. Substitution Feature

  114
• SLIDE SHOW Feature

  115
• 1. Try it!

  115
• 2. The SLIDE SHOW menu

  118
• Matrix Features

  120
• 1. Try it!

  120
• 2. Entering and Viewing a Matrix

  122
• Editing keys and functions

  123
• 3. Normal Matrix Operations

  124
• 4. Special Matrix Operations

  125
• Calculations using OPE menus

  125
• Calculations using MATH menus

  129
• Use of [ ] menus

  130
• List Features

  131
• 1. Try it!

  131
• 2. Creating a list

  133
• 3. Normal List Operations

  133
• 4. Special List Operations

  135
• Calculations using the OPE menu functions

  135
• Calculations using MATH Menus

  139
• 5. Drawing multiple graphs using the list function

  141
• 6. Using L_DATA functions

  142
• 7. Using List Table to Enter or Edit Lists

  143
• How to enter the list

  143
• How to edit the list

  144
• Statistics & Regression Calculations

  145
• 1. Try it!

  145
• 2. Statistics Features

  149
• 1. STAT menus

  149
• 2. Statistical evaluations available under the C CALC menu

  150
• 3. Graphing the statistical data

  153
• 1. Graph Types

  153
• 2. Specifying statistical graph and graph functions

  157
• 3. Statistical plotting on/off function

  157
• 4. Trace function of statistical graphs

  158
• 4. Data list operations

  159
• 5. Regression Calculations

  160
• 6. Statistical Hypothesis Testing

  165
• 7. Distribution functions

  177
• Financial Features

  183
• 1. Try it! 1

  183
• Try it! 2

  187
• 2. CALC functions

  189
• 3. VARS Menu

  193
• The SOLVER Feature

  194
• 1. Three Analysis Methods: Equation, Newton, and Graphic

  194
• 2. Saving/Renaming Equations for Later Use

  200
• 3. Recalling a Previously Saved Equation

  201
• Programming Features

  202
• 1. Try it!

  202
• 2. Programming Hints

  204
• 3. Variables

  206
• Setting a variable

  206
• 4. Operands

  206
• Comparison operands

  206
• 5. Programming commands

  207
• A PRGM menu

  207
• B BRNCH menu

  209
• C SCRN menu

  209
• D I/O menu

  209
• E SETUP menu

  210
• F FORMAT menu

  211
• G S_PLOT menu

  213
• 6. Flow control tools

  214
• 7. Other menus convenient for programming

  216
• H COPY menu

  216
• VARS menu

  217
• 8. Debugging

  219
• 9. Sample programs

  220
• OPTION Menu

  222
• Accessing the OPTION Menu

  222
• 1. Adjusting the screen contrast

  222
• 2. Checking the memory usage

  222
• 3. Deleting files

  224
• 4. Linking to another EL-9900 or PC

  224
• 5. Reset function

  227
• Appendix

  228
• 1. Replacing Batteries

  228
• 2. Troubleshooting Guide

  231
• 3. Specifications

  233
• 4. Error Codes and Error Messages

  235
• 5. Error Conditions Relating to Specific Tasks

  237
• 1. Financial

  237
• 2. Error conditions during financial calculations

  239
• 3. Distribution function

  239
• 6. Calculation Range

  241
• 1. Arithmetic calculation

  241
• 2. Function calculation

  241
• 3. Complex number calculation

  245
• 7. CATALOG Feature

  246
• 8. List of Menu/Sub-menu Items

  247
• 1. MATH menus

  247
• 2. LIST menus

  249
• 3. STAT menus

  251
• 4. STAT PLOT menus

  253
• 5. DRAW menus

  254
• 6. ZOOM menus

  255
• 7. CALC menus

  257
• 8. SLIDE SHOW menus

  258
• 9. PRGM menus

  258
• 10. MATRIX menus

  261
• 11. FINANCE menus

  262
• 12. TOOL menus

  263
• 13. SOLVER menus

  264
• INDEX

  265
• Battery, inserting

  2
• (n-1)-based (Web), sequence

  90
• Battery, replacing the

  228
• “, PRGM

  207
• Binary, NBASE

  81
• 1_Stats, CALC

  150
• Blank line, programming

  205
• 2nd Function key

  18
• Box plot, Graph type

  155
• Box, ZOOM

  54
• 2x, CALC

  71
• Braces

  40
• 2_Stats, CALC

  150
• 10x

  43
• χ2 test, TEST

  166
• BS key

  6
• ∑Int(, CALC

  191
• ∑Prn(, CALC

  191
• →Apr(, CALC

  192
• →Eff(, CALC

  192
• CALC function

  93
• CALC functions, financial

  189
• CALC key

  5
• A-LOCK key

  5
• CALC menu, STAT

  150
• abs(

  43
• CALC, MATH

  70
• abs(, COMPLX

  79
• Calculation screen, entering the

  11
• abs(, NUM

  73
• CATALOG

  41
• Absolute value

  43
• cdfbin(, DISTRI

  181
• absolute value, COMPLX

  79
• cdfF(, DISTRI

  180
• Advanced keyboard

  66
• cdfgeo(, DISTRI

  182
• cdfnorm(, DISTRI

  177
• cdfpoi(, DISTRI

  182
• and, LOGIC

  77
• cdfT(, DISTRI

  179
• ANGLE

  49
• cdfχ2(, DISTRI

  179
• ANGLE, MATH

  76
• Circle(, DRAW

  108
• ANOVA(, CALC

  152
• CL key

  6
• ANS key

  40
• CLIP key

  6
• ANSWER

  26
• ClrDraw, DRAW

  102
• Answer mode, changing the

  12
• ClrG, SCRN

  209
• Arc cosine

  69
• ClrList, OPE

  159
• Arc sine

  69
• ClrT, SCRN

  209
• Arc tangent

  69
• Combination

  48
• arg(, COMPLX

  79
• Comma

  38
• Command, programming

  207
• Auto, SIMPLE

  27
• Common math function keys

  21
• Auto, TABLE

  100
• Comparison operand, program

  206
• Auto, ZOOM

  53
• Complex conjugate, COMPLX

  78
• Complex number

  78
• AxisOFF, FORMAT

  212
• Complex number, available keys

  80
• AxisON, FORMAT

  212
• Complex number, calculation

  79
• COMPLX, MATH

  78
• compound interest

  186
• Bal(, CALC

  191
• Cumulative sum, CALC

  72
• conj(, COMPLX

  78
• Connect, FORMAT

  212
• CONV

  48
• CONV, MATH

  74
• DispG, SCRN

  209
• Conversion

  48
• Display contrast, adjusting

  3
• Conversion keys, fraction and decimal

  36
• Display screen

  5
• Conversion, coordinates

  74
• Display, clear the

  11
• COORD

  26
• DispT, SCRN

  209
• COPY menu, programming

  216
• DISTRI menu, STAT

  177
• cos

  42
• Distribution functions, statistics

  177
• cos-1 X, TRIG

  97
• Dot, FORMAT

  212
• cosecant, CALC

  72
• DRAW

  61
• cosh X, HYP

  97
• DRAW function

  102
• cosh, CALC

  72
• DRAW key

  5
• cosh-1 X, HYP

  97
• Draw, DRAW

  107
• cosh-1, CALC

  73
• DrawInv, DRAW

  108
• cosine

  68
• DrawOFF, ON/OFF

  111
• cot-1

  72
• DrawON, ON/OFF

  111
• cotangent, CALC

  72
• DRG

  25
• csc-1

  72
• cumulative matrix

  126
• CURR, SLIDE SHOW

  118
• EDIT, SLIDE SHOW

  118
• Editing mode

  17
• Cursor appearance

  16
• EDITOR

  26
• Cursor key

  6
• Else, BRNCH

  214
• Cursor navigation

  17
• End, PRGM

  208
• CURSOR, FORMAT

  96
• EndIf, BRNCH

  214
• Eng

  25
• Eng, SETUP

  211
• d/dx(, CALC

  71
• Data list operation, statistics

  159
• ENTRY key

  41
• days(, CALC

  192
• Equality

  76
• Debugging, program

  219
• Equation

  26
• Dec, ZOOM

  54
• Equation method, SOLVER

  194
• Decimal (Real)

  26
• Equation mode

  17
• Equation, recalling a

  201
• Decimal, NBASE

  81
• Equation, renaming a

  200
• Decimal, SETUP

  211
• Equation, saving a

  200
• Default, ZOOM

  54
• EQVARS, VARS

  217
• Deg

  25
• Error codes

  235
• Deg, SETUP

  210
• Error messages

  28
• Euler number

  246
• Degree, angle

  49
• ex

  69
• DEL key

  6
• ex, EXP

  97
• DEL, SLIDE SHOW

  119
• Delete files

  224
• Exponent

  38
• det, MATH

  129
• df_list, OPE

  137
• ExprOFF, FORMAT

  211
• Differential, CALC

  71
• ExprON, FORMAT

  211
• FACTOR, ZOOM

  55
• Hard cover, using the

  3
• Factorial

  48
• Hexadecimal, NBASE

  81
• Factorial, PROB

  74
• Histogram, Graph type

  153
• HYP, ZOOM

  97
• FINANCE key

  7
• Hyperbolic cosine, CALC

  72
• Financial features

  183
• Hyperbolic sine, CALC

  72
• Fix

  25
• Fix, SETUP

  211
• H_line, DRAW

  105
• FloatPt

  25
• FloatPT, SETUP

  211
• Flow control, programming

  214
• I/O menu, programming

  209
• Flow diagram, financial

  183
• identity, OPE

  126
• fmax(, CALC

  71
• If, BRNCH

  214
• fmin(, CALC

  71
• image(, COMPLX

  79
• For, BRNCH

  215
• Imaginary part, COMPLX

  79
• FORMAT

  63
• imaginary number

  70
• FORMAT key

  5
• Improp, SETUP

  211
• FORMAT menu, programming

  211
• Improp (Real)

  26
• Format setting

  95
• In, ZOOM

  54
• fpart

  44
• INEQ, MATH

  76
• Inequality

  76
• Fraction, entering

  11
• Infinite loop, programming

  220
• Frequency, setting the

  147
• Inflec, CALC

  94
• FSE

  25
• INITIAL, SHADE

  114
• Ftest2samp, TEST

  167
• Input method

  16
• Input, PRGM

  207
• INS key

  6
• gcd(

  45
• Insert mode

  17
• gcd(, NUM

  73
• int

  44
• Get, I/O

  209
• Int, NUM

  73
• Gosub, BRNCH

  216
• Int, ZOOM

  54
• Goto, BRNCH

  214
• Integer

  44
• Grad

  25
• Grad, SETUP

  210
• Integral, CALC

  71
• Graph Equation window

  51
• Intsct, CALC

  60
• Graph type, statistics

  153
• Inverse cotangent, CALC

  72
• Graphic method, SOLVER

  198
• Inverse cosecant, CALC

  72
• Graphic parametric equation

  87
• Inverse hyperbolic cosine, CALC

  73
• Graphing sequences

  89
• Inverse hyperbolic sine, CALC

  73
• Greater than

  76
• Inverse hyperbolic tangent, CALC

  73
• Greatest common divisor

  45
• Inverse secant, CALC

  72
• InvNorm(, DISTRI

  178
• GridOFF, FORMAT

  212
• ipart

  44
• GridON, FORMAT

  212
• ipart, NUM

  73
• G_DATA, DRAW

  112
• Irr(, CALC

  190
• G_DATA, VARS

  217
• Matrix, using in an expression

  130
• Matrix, viewing a

  122
• Key, PRGM

  208
• max(

  45
• Keyboard, changing the

  9
• max(, MATH

  139
• max(, NUM

  73
• Maximum value

  45
• Label, BRNCH

  214
• Maximum, CALC

  61
• lcm(

  45
• mean(, MATH

  139
• lcm(, NUM

  73
• median(, MATH

  140
• Least common multiple

  45
• Med_Med, REG

  160
• Less than

  76
• Memory usage, checking the

  222
• LimOFF, S_PLOT

  213
• min(

  45
• LimON, S_PLOT

  213
• min(, MATH

  139
• Line(, DRAW

  103
• min(, NUM

  73
• LINE, DRAW

  112
• Minimum value

  45
• Linking to another EL-9900 or PC

  224
• Minimum, CALC

  60
• LIST key

  6
• Minute, angle

  49
• List features

  131
• Mixed (Real)

  26
• List variable

  80
• Mixed number, entering the

  36
• Mixed, SETUP

  211
• List, creating a

  133
• Modified box type, Graph type

  155
• List, drawing multiple graphs

  141
• List, normal operations

  133
• List, special operations

  135
• n-based (Time), sequence

  90
• List, Table

  143
• NBASE, TOOL

  81
• ln

  68
• nCr

  48
• ln X, EXP

  97
• nCr, PROB

  74
• neg, LOGIC

  78
• log2, CALC

  70
• Negative value

  34
• Negative value, entering the

  14
• LOGIC, MATH

  77
• NEW, SLIDE SHOW

  118
• L_DATA function, List

  142
• Newton’s method, SOLVER

  196
• L_DATA, VARS

  217
• Next, BRNCH

  215
• Normal distribution plot, Graph type

  154
• Normal probability plot, Graph type

  154
• Manual, SIMPLE

  27
• not, LOGIC

  77
• MATH menu

  42
• nPr

  47
• nPr, PROB

  74
• MATH menu, List

  139
• Npv(, CALC

  190
• MATH menu, Matrix

  129
• NUM

  43
• Math calculation

  15
• NUM, MATH

  73
• MATRIX key

  7
• Numbers, entering

  14
• Matrix

  120
• Matrix, define dimensions

  122
• Octal, NBASE

  81
• Matrix, editing keys and functions

  123
• OFF, turn

  3
• Matrix, entering a

  122
• ON/OFF, DRAW

  111
• Matrix, entering manually

  130
• Matrix, normal calculations

  124
• OPE menu, List

  135
• PolarCursor, FORMAT

  211
• OPE menu, Matrix

  125
• POLY, TOOL

  82
• OPE menu, STAT

  159
• Power

  69
• Operand, programming

  206
• Power ON/OFF key

  5
• OPTION key

  6
• POWER, ZOOM

  55
• OPTION Menu

  222
• Precedence of calculation

  27
• or, LOGIC

  77
• PreWin, ZOOM

  56
• Out, ZOOM

  54
• PRGM menu, programming

  207
• Print, PRGM

  207
• Param

  26
• PROB

  46
• Param, SETUP

  210
• PROB, MATH

  74
• Parametric coordinate system, TABLE

  99
• Probability

  46
• Parametric coordinate system, WINDOW

  98
• prod(, MATH

  140
• Program, blank line

  205
• Payment due at the beginning of the period

  188
• Program, changing a name

  205
• Payment due at the end of the period

  184
• Program, copying

  205
• pdfbin(, DISTRI

  181
• Program, creating a

  202
• pdfF(, DISTRI

  180
• Program, debugging

  219
• pdfgeo(, DISTRI

  182
• Program, deleting a line

  205
• pdfnorm(, DISTRI

  177
• Program, entering a command

  203
• pdfpoi(, DISTRI

  181
• Program, entering an alphabet

  203
• pdfT(, DISTRI

  178
• Program, executing the

  204
• pdfχ2(, DISTRI

  179
• Program, operand

  206
• Permutation

  47
• Program, storing a

  205
• phase-based (uv, uw, vw), sequence

  91
• Program, variable

  206
• PICT, DRAW

  113
• Programming command

  207
• PICTUR, VARS

  217
• Programming features

  202
• Programming hints

  204
• Pie chart, Graph type

  156
• Programming, infinite loop

  220
• PLAY, SLIDE SHOW

  118
• PxlCHG(, POINT

  110
• PlotOFF, S_PLOT

  213
• PxlOFF(, POINT

  110
• PlotON, S_PLOT

  213
• PxlON(, POINT

  110
• Plotting on/off, statistical graph

  157
• PxlTST(, POINT

  111
• Plt1(, S_PLOT

  213
• Plt2(, S_PLOT

  213
• Plt3(, S_PLOT

  213
• QUIT key

  6
• PntCHG(, POINT

  110
• PntOFF(, POINT

  110
• PntON(, POINT

  110
• r ∠ θ (Complex)

  26
• POINT, DRAW

  109
• r ∠ θ, SETUP

  211
• Polar

  26
• Rad

  25
• Polar coordinate system, TABLE

  100
• Rad, SETUP

  210
• Polar coordinate system, WINDOW

  98
• Radian

  49
• Polar coordinate, CURSOR

  96
• random

  46
• Polar coordinates

  74
• random, PROB

  74
• Polar graphing

  88
• RCL, ZOOM

  56
• Polar, SETUP

  210
• RclGD, G_DATA

  112
• RclLD, L_DATA

  143
• RclPict, PICT

  113
• round(

  44
• RclWin, ZOOM

  56
• round(, NUM

  73
• Real part, COMPLX

  79
• Rounded value

  44
• real(, COMPLX

  79
• rowEF, MATH

  129
• Recall, variable

  40
• row_m.p.(, OPE

  127
• Recalling a equation

  201
• row_mult(, OPE

  127
• Rect

  26
• Rect, SETUP

  210
• row_swap(, OPE

  127
• Rectangular coordinate system, TABLE

  99
• rrowEF, MATH

  129
• Rectangular coordinate system, WINDOW

  98
• Rectangular coordinate, CURSOR

  96
• Rectangular coordinates

  74
• Saving a equation

  200
• RectCursor, FORMAT

  211
• Scatter diagram, Graph type

  156
• REG menu, STAT

  160
• Sci

  25
• Regression

  145
• Sci, SETUP

  211
• Regression calculation

  160
• Screen contrast, adjusting the

  222
• Regression function, using the

  163
• SCRN menu, programming

  209
• Rem, PRGM

  208
• sec-1

  72
• remain

  46
• secant, CALC

  72
• Remainder

  46
• Second, angle

  49
• Remainder, division

  37
• SELECT menu, OPTION

  225
• Renaming a equation

  200
• SELECT, SLIDE SHOW

  118
• Reset function, OPTION

  227
• Send, I/O

  209
• Seq

  26
• RESET, OPTION menu

  30
• seq(, OPE

  137
• Resetting the calculator

  29
• Sequen, FORMAT

  212
• Residual list

  165
• Sequential coordinate system, TABLE

  100
• Return, BRNCH

  216
• Sequential coordinate system, WINDOW

  98
• SET, SHADE

  114
• Rg_a+bx, REG

  160
• SetList, OPE

  159
• Rg_abx, REG

  161
• Rg_aebx, REG

  161
• Rg_ax+b, REG

  160
• SETUP menu, programming

  210
• Rg_axb, REG

  162
• Sexagesimal

  48
• Rg_ln, REG

  161
• SHADE, DRAW

  114
• Rg_log, REG

  161
• Shade(, DRAW

  107
• Rg_logistic, REG

  162
• Simp key

  35
• Rg_sin, REG

  162
• SIMPLE

  27
• Rg_x-1, REG

  162
• simple interest

  186
• Rg_x2, REG

  160
• Simul, FORMAT

  212
• Rg_x3, REG

  160
• sin

  42
• Rg_x4, REG

  161
• sin-1 X, TRIG

  97
• rndCoin

  47
• sine

  68
• rndDice

  47
• sinh X, HYP

  97
• rndInt(

  46
• rndInt(, PROB

  74
• sinh-1 X, HYP

  97
• rnd_mat(, OPE

  126
• sinh-1, CALC

  73
• SLIDE SHOW

  115
• SYSTEM, TOOL

  82
• SLIDE SHOW key

  6
• S_PLOT menu, programming

  213
• SLIDE SHOW menu

  118
• slv_FV, CALC

  189
• slv_I%, CALC

  189
• TAB

  26
• slv_N, CALC

  189
• Tab, SETUP

  211
• slv_pmt, CALC

  189
• slv_PV, CALC

  189
• TABLE, VARS

  217
• SOLVER feature

  194
• Table, editing the list

  144
• SOLVER, equation method

  194
• Table, entering the list

  143
• SOLVER function, Financial

  185
• Table, List

  143
• SOLVER, graphic method

  198
• Table, setting a

  100
• SOLVER, Newton’s method

  196
• Tables

  99
• SOLVER key

  7
• tan

  43
• tan-1 X, TRIG

  97
• tangent

  68
• Specifications

  233
• tanh X, HYP

  97
• SPLIT

  58
• SPLIT key

  5
• tanh-1 X, HYP

  97
• Square

  37
• tanh-1, CALC

  73
• Square, ZOOM

  54
• TBLSET key

  5
• Standard deviation

  141
• TEST menu, STAT

  165
• STAT menu

  149
• Text(, DRAW

  109
• Then, BRNCH

  214
• STAT PLOT key

  6
• Time, SETUP

  210
• STAT, VARS

  217
• Time, TYPE

  96
• Stat, ZOOM

  54
• Tint1samp, TEST

  170
• Statistical graph functions

  157
• Tint2samp, TEST

  170
• Statistical graph, plotting on/off

  157
• TOOL key

  7
• Statistical graph, specifying

  157
• TOOL menu

  81
• Statistical graph, trancing the

  158
• TRACE

  57
• Statistical hypothesis testing

  165
• TRACE key

  5
• Statistics

  145
• Trace function, statistical graph

  158
• Statistics, graphing

  153
• trans, MATH

  129
• Statistics, opening the list table

  145
• Statistics, plotting

  147
• Statistics features

  149
• Trouble shooting

  231
• stdDv(, MATH

  141
• Ttest1samp, TEST

  167
• STO key

  38
• Ttest2samp, TEST

  168
• STO, ZOOM

  56
• TtestLinreg, TEST

  169
• StoGD, G_DATA

  112
• TYPE, FORMAT

  96
• StoLD, L_DATA

  142
• T_line(, DRAW

  106
• StoPict, PICT

  113
• STOWIN, VARS

  217
• User, TABLE

  101
• Substitution

  63
• uv, SETUP

  210
• Substitution feature (Advanced)

  114
• uv, TYPE

  96
• sum(, MATH

  140
• uw, SETUP

  210
• uw, TYPE

  96
• Zoom Functions

  96
• Ztest1prop, TEST

  173
• Ztest1samp, TEST

  171
• Value, CALC

  60
• Ztest2prop, TEST

  173
• Variable, programming

  206
• Ztest2samp, TEST

  172
• Variable, store

  38
• varian(, MATH

  141
• Variance

  141
• VARS menu, financial

  193
• VARS menu, programming

  217
• vw, SETUP

  210
• vw, TYPE

  96
• V_line(, DRAW

  105
• Wait, PRGM

  208
• Web, SETUP

  210
• Web, TYPE

  96
• WEnd, BRNCH

  215
• While, BRNCH

  215
• WINDOW

  57
• WINDOW key

  5
• WINDOW, setting the

  148
• WINDOW, VARS

  217
• Window, setting a

  98
• x’, REG

  163
• xnor, LOGIC

  78
• xor, LOGIC

  78
• XY Line, Graph type

  156
• X_Incpt, CALC

  61
• x±yi (Complex)

  26
• X±yi, SETUP

  211
• y’, REG

  163
• Y’OFF, FORMAT

  211
• Y’ON, FORMAT

  211
• Y= key

  5
• Y_Incpt, CALC

  61
• Zint1prop, TEST

  175
• Zint1samp, TEST

  174
• Zint2prop, TEST

  176
• Zint2samp, TEST

  175
• ZOOM

  53
• ZOOM key

  5