User’s guide
Edition Part Number F2224-90001
 Printing History
Edition December
 Contents
 About the Solve aplet
Using variables in equations
Plotting a piecewise-defined function
Getting started with the Polar aplet
 10-7
Confidence intervals One-Sample Z-Interval
One-Proportion Z-Interval
11-1
 Variables and memory management
 Creating and editing programs 16-4
16-1
16-2
16-7
 Operating details
Glossary Resetting the hp 39g+
Service Regulatory information
Variables Home variables
 Hewlett Packard’s Calculators web site can be found at
Preface
Manual conventions
Function, Polar, Parametric
 Preface
 Getting started
On/off, cancel operations
To cancel
To turn on
 Parts of the display
To adjust
Display
Contrast
 Keyboard
Menu keys
Infrared or cable
 Aplet control keys
Displays the Aplet Library menu. See Aplet library on
 Entry/Edit keys
Same
Button performs
 Shifted keystrokes
 Helpwith
Math keys
 Program
Commands
Menus
Inactive keys
 Reset input form values
Input forms
 Current aplet and Home give
Mode settings
You use the Modes input form to set the modes for Home
Same result
 Lists and matrices, and to separate
Setting Options Number
Function arguments. Comma mode
Uses periods dot as separators
 Setting a mode
Aplets E-lessons
Press to return to Home
 Sequence Sequence functions U in terms of n, or
Example x = cost and y = sint
Polar
Another sequence, such as Un 1
 Quad Explorer aplet
 Keys Transforms Graph, with these
Amplitude and frequency
Seen by experimenting
 Symbolic view
Aplet library
Aplet views
 Plot view Numeric view Plot-Table view Plot-Detail view
Select Plot-Table
Select Plot-Detail
 Overlay Plot view Sketch view
Aplet view configuration
Plot Setup
Views menu contains the Overlay Plot view
 Mathematical calculations
Numeric Setup Symbolic Setup
Where to start
Entering expressions
 Long results Negative numbers Scientific notation powers
Using
23 3 EEX
 Explicit and implicit multiplication
Parentheses
Entering Calculates Sin 45 + π
 Input Output Last input Edit line Last output
 Getting started
 Storing a value in a variable
 Using fractions
Accessing the display history Clearing the display history
Setting Fraction mode
 Setting fraction precision
 Fraction calculations
Select
Fraction
 Converting decimals to fractions
 Complex numbers
 Catalogs and editors
 Aplets and their views
About the Symbolic view
Defining an expression Symbolic view
Aplet views
 Independent variable in the expressions is T
U0. Define the nth term
 Evaluating expressions
Aplets
Select Function
 Home
 Setting up the plot Plot view setup
About the Plot view
 Plot view settings
ΘRNG
ΘSTEP
 Reset plot settings
Exploring the graph
 Trace a graph
To move between relations
 Zoom within a graph
To jump directly to a value To turn trace on/off
Zoom options
 Factors
Square
Set
Auto Scale
 Un-zoom
Now un-zoom
 One diagonal of the zoom rectangle
To box zoom
Box Zoom option lets you draw a box around
To turn on the menu-key
 Press to zoom in on the boxed area
 Other views for scaling and splitting the graph
Views menu options
 Split the screen
Pixel=π/24 radian, 7.58, or
Press or
 About the numeric view
 Setting up the table Numeric view setup
Numeric view settings
 Exploring the table of numbers
NUM view menu keys Zoom within a table
Numstart and Numstep
 Building your own table of numbers
Build a table
Numtype Build Your Own
 Build Your Own menu keys
Clear data
 Plot the circle, x 2+ y 2 = 9. First rearrange it to read
Reset the graph setup to the default settings
Example plotting a circle
Function aplet, specify the functions
 Display the functions in numeric form
 Getting started with the Function aplet
Function aplet
About the Function aplet
Open the Function aplet
 Specify a grid for the graph
Define the expressions Set up the plot
Plot the functions
Plot the functions
 Scale
Change the scale Trace a graph
Select Auto
Times
 Analyse graph with FCN functions
Select Root
 Select Slope
Select Signed area
 To find the extremum of the quadratic
Select Extremum
 Display the numeric view
Explore the table
Display the table of values
 Symbolic definition F1 is displayed at Bottom of the screen
Symbolic definition A column
Display the symbolic definition for the F1 column
To display
 Function aplet interactive analysis
Select Plot FCN
Or to choose a variable
 Extremum
FCN functions
Root
Slope
 Intersection
Symbolic view. Displays
Shading area
Cursor. You need to have at
 Plotting a piecewise-defined function
 Getting started with the Parametric aplet
Parametric aplet
About the Parametric aplet
Define the expressions
 Set the angle measure to degrees
Set up the plot Plot the expression
Set angle measure
Select Degrees
 Overlay plot Display the numbers
Plot a triangle graph over the existing circle graph
120
Page
 Open the Polar aplet
Polar aplet
Getting started with the Polar aplet
Select Polar
 Explore the graph Display the numbers
Display the Plot view menu key labels
 About the Sequence aplet
Sequence aplet starts in the Symbolic view
Sequence aplet
Getting started with the Sequence aplet
 Plot Setup, set the Seqplot option to Cobweb
Menu keys to assist in the entry of equations
 Select Cobweb
Display the . Display the table of values for this example
Page
 Solve aplet
About the Solve aplet
 Define the equation Enter known variables
Getting started with the Solve aplet
Open the Solve aplet
Select Solve
 Solve the unknown variable Plot the equation
 Select Auto Scale
 Use an initial guess
 Interpreting results
 Plotting to find guesses
Consider the equation of motion for an accelerating body
 To highlight T
Plot the graph
 Press until the cursor is at the intersection
 Using variables in equations
 Statistics aplet
About the Statistics aplet
Getting started with the Statistics aplet
 Enter data
Select Statistics
To move to the next column
 Select Linear
Select a fit in the Symbolic setup view
Choose fit and data columns Explore statistics
Value is
 To move to the FIT1 field
Setup plot Plot the graph Draw the regression curve
Display the equation for best linear fit
Slope m is 425.875. The y-intercept b is
 Predict values
To highlight
 Entering and editing statistical data
Statistics aplet’s Numeric view keys are
 Statistics
 Copies the column variable or
Variable expression to the edit line
 Clear is used
Data sets will need to be selected
Again before re-use
 Save data
Plot a histogram of the data
 Edit a data set Delete data Insert data
Sort data values
 To choose the fit
Angle Setting
Defining a regression model
Fit models
 Computed statistics
To define your own fit
 Two-variable
7,8,15,16,17
ΣX2
 Plotting
To plot statistical data
Columns for a linear fit only
 Plot types
Histogram Box and Whisker Plot Scatter Plot
 Relative Error
Fitting a curve to 2VAR data
Correlation coefficient
 Setting up the plot Plot setup view
Trouble-shooting a plot
Histogram range Plotting mark 2VAR Connected points 2VAR
 Statistics aplet’s Plot view keys
Erases the plot
 Calculating predicted values
Find predicted values
 Statistics aplet
Page
 Getting started with the Inference aplet
Inference aplet
About the Inference aplet
Open the Inference aplet
 Table below summarizes the options available Symbolic view
Inference aplet’s Symb view keys
 Select Hypoth Test
Setup-NUM
Select the inferential method Enter data
Test 1 ∝
 Are explained in the feature of this aplet
Importing sample statistics from the Statistics aplet
 C1 column, enter the random numbers
If the Decimal Mark setting in the Modes input form
Statistics aplet opens in the Numeric view
Produced by the calculator 529 295 952 259 925 592
 Inference
Set up the interval calculation
Open Inference aplet
Select Conf Interval
 Display Numeric view Display Plot view
Specify a 90% Confidence interval in the C field
To move to the C field
 Menu name
Hypothesis tests
One-Sample Z-Test
Inputs
 Two-Sample Z-Test
Results
 Test 1π
One-Proportion Z-Test
Population 2 standard
Measures the strength of the evidence for a selected
 Two-Proportion Z-Test
 One-Sample T-Test
 Sample standard deviation
With the α level that you
 Two-Sample T-Test
Pooled?
 Confidence intervals
One-Sample Z-Interval
 Two-Sample Z-Interval
 One-Proportion Z-Interval
Two-Proportion Z-Interval
 One-Sample T-Interval
 Two-Sample T-Interval
Pooled
 Critical T Critical value for T
 Using the Finance Solver
Background
 3 4
 Compounding period -- which is
 Performing TVM calculations
 Example 1 Loan calculations
Soft menu key. The resulting value is PV = $15,705.85
 Example 2 Mortgage with balloon payment
 Example 3 Amortization for home mortgage
Calculating Amortizations
To calculate amortizations
To continue amortizing the loan
 Example 4 Amortization for home mortgage
 Math menu
Using mathematical functions
Math functions
Name. Note You do not need to press first
 Syntax
Math functions by category
Function categories
Functions common to keyboard and menus
 Evalue
Keyboard functions
Value1+ value2 , etc
E5 returns
 Returns
LOG100 returns
 ABS1,2 returns
 ∂ s1s1 2+3*s1 returns 2*s1+3
Calculus functions
Nthroot 8 returns
S1,2*X+3,X
 ARG
Complex number functions
Taylor
Conj
 Constants
Hyperbolic trigonometry
 List functions
Loop functions
 Polycoef
Matrix functions
Polynomial functions
POLYCOEF2,-3,4,-5 returns1,2,-25
 Polyeval
Polyform
Polyroot
 Perm
Probability functions
Comb
Random
 Real-number functions
 HMS→
Fnroot
Frac
→HMS
 MOD
MAX
MIN
Change
 Sign
Two-variable statistics
Round
Truncate
 LINEAR?
Symbolic functions
Isolate
Quad
 Test functions
Quote
 Trigonometry functions
 SEC
Symbolic calculations
Using formal variables
SECvalue
 Symbolic calculations in the Function aplet
Finding derivatives
To find derivatives in Home
 Select F2X and evaluate it
To find derivatives in the Function aplet’s Symbolic view
Show the result
You could also just define
 To find the indefinite integral using formal variables
For example, to find the indefinite integral
Thus, substituting X for S1, it can be seen that
 11-24
 Variables and memory management
Introduction
 Storing and recalling variables
 You can use variables in calculations. The calculator
To use variables
Calculations
Substitutes the variable’s value in the calculation
 Press
Vars menu
Open the Vars menu
Move the highlight to the variables column
 Example
Add the contents of two list variables, and to store
Names or values of variables into programs
Result in another list variable
 12-6
 Variable on page 15-5 for more
That you can configure using
Real part, and i represents
Information on storing graphic object via
 Variable
To access an aplet
X0, Y0 to X9, Y9 Symbolic view. See
Aplet variables on page R-7
 Memory Manager
Line, press and press
Page
 Matrices
Matrices
Vectors
Matrix Variables
 Creating and storing matrices
Matrix Catalog keys
POLYROOT1,0,-1,0XM1
 To create a matrix in the Matrix Catalog
 Working with matrices
To transmit a matrix
Or column you are prompted to Make a choice
 Key Meaning Moves to the first row, last row, first
If M2 is 3,4,5,6, then M21,2 returns
 Matrix arithmetic
To store one element
Create the second matrix
 Matrices 13-7
 Solving systems of linear equations
To negate each
Element
 Matrix functions and commands
About functions
Select Real matrix
 Cond
Argument conventions
Colnorm
Cross
 Eigenval
DET
DOT
Eigenvv
 Rref
Rank
Rownorm
Schur
 SVL
Examples
SVD
Trace
 Reduced-Row Echelon Form
Following set of equations x 2y + 3z = 14 2x + y z =
 Lists
You can create, edit, delete, send, and receive named
 List catalog keys
 Create a list
List edit keys
 To display one
Displaying and editing lists
To display a list
To edit a list
 Press , and press
A list
To insert an element 1. Open the List catalog
148 L12
 Transmitting lists
List functions
Deleting lists
To delete a list
 CONCAT1,2,3,4 returns 1,2,3,4
2,3 returns 5,10,15
CONCATlist1,list2
∆LISTlist1
 POSlist, element
ΠLISTlist
ΠLIST2,3,4 returns
POS 3, 7, 12, 19,12 returns
 Sorts elements in ascending order. SORTlist
Finding statistical values for list elements
ΣLIST2,3,4 returns
List, L1 Create L1 with values 88, 90, 89, 65, 70,
 Are now in column 1 C1
 Your work is automatically saved. Press any view key
Aplet note view
To write a note in Note view
Or to exit the Notes view
 Space key for text entry
Contents of variables
Commands
Alpha-lock for letter entry
 Aplet sketch view
Sketch keys
To draw a line
 To draw a box
Draw keys
 Press to continue drawing, or press
 Mynote
 For a name
Opens the selected note for
Begins a new note, and asks
Another hp 39g+ or PC
 Press instead
 Contents of a Program Structured Programming
Programming
 Be simple-or it can be divided further into other
Program catalog
Open Program Catalog
Programs that perform smaller tasks
 Program catalog keys
 Creating and editing programs
Create a new program
Press Progrm to open the Program catalog
 On the left, use or to highlight a command
Press to paste the command into the program editor
Edit a program 1. Press Progrm to
 Editing keys
 Using programs
Run a program Debug a program Stop a program
 Transmit a program
 Customizing an aplet
 Aplet naming convention
Example
 Configuring the Setviews menu option programs
Save the aplet
 ’’My Entry2’’’’EXP.ME2’’3
Setviews ’’’’ ’’’’18
’’My Entry1’’’’EXP.ME1’’1
’’ ’’’’EXP.SV’’0
 Programming commands
’’’’’’EXP.ANG’’0
’’START’’’’EXP.S’’7
 Select
Aplet commands
Check
Setviews
 Associating programs with your aplet
Auto-run programs
 ProgramName
ViewNumber
Including standard menu options
 Uncheck n
Branch commands
IF...THEN...END
1XA
 END CASE...END Iferr Then
Iferr trap-clause Then error-clause END
IF... THEN... Else
END
 Stop
Drawing commands
RUN
ARC
 Graphic commands
 Grobnot
→DISPLAY
→GROB
Grobor
 Loop commands
Do a + 1 X a Until a ==
 Matrix commands
 Editmat
Delcol
Delrow
Randmat
 Print commands
Prompt commands
 Disptime
Choose
Disp
Disp 3A is 2+2
 Input
Input nametitle,labelhelpdefault
Getkey
Editmat matrixname
 Prompt
Stat-One and Stat-Two commands
Msgbox
Wait
 Stat-One commands
Stat-Two commands
 Area
Storing and retrieving variables in programs
Plot-view variables
Axes
 FastRes
Coord
Extremum
Grid
 InvCross
Hwidth
Indep
Isect
 Root
Nmin / Nmax
Recenter
S1mark-S5mark
 StatPlot
Simult
Slope
Umin/Umax
 Tstep
Tmin / Tmax
Tracing
Xcross
 Xmin / Xmax
Xtick
Ytick
Ymin / Ymax
 Symbolic-view variables
 E1...E9, E0
R1...R9, R0
U1...U9, U0
S1fit...S5fit
 Digits
Numeric-view variables
C1...C9, C0
Format
 NumIndep
NumCol
NumFont
NumRow
 NumZoom
NumStep
NumType
StatMode
 Graphicname X
Sketch variables
PageNum
PageNum
 Extending aplets
Creating new aplets based on existing aplets
 Open the Solve aplet and save it under the new name
Solve
Degrees
 Resetting an aplet
Using a customized aplet
Choose the sine formula in E1
 Downloading e-lessons from the web
Sending and receiving aplets
Hewlett-Packard’s Calculators web site can be found at
 Sorting items in the aplet library menu list
To transmit an aplet
 To sort the aplet list To delete an aplet
 Expression line#
Reference information
Glossary
Cross matrix1,matrix2
 Vector One-dimensional array of values
Editor and catalog Matrix Two-dimensional array of values
Record using the Program editor
Set to Comma and enclosed
 To reset using the keyboard
Resetting the hp 39g+
To erase all memory and reset defaults
Split screens
 Operating details
If the calculator does not turn on
Batteries
 To install the main batteries To install the backup battery
 Variables
Home variables
 Function aplet variables
Area Root Extremum Slope Isect
Angle
 Parametric aplet variables
Parametric aplet variables are Category Available name Plot
 Polar aplet variables
Polar aplet variables are Category Available names Plot
 Sequence aplet variables
Sequence aplet variables are Category Available name Plot
 Solve aplet variables
Solve aplet variables are Category Available name Plot
Digits NumCol Format NumRow
 Statistics aplet variables
 Math functions are Category Available name Calculus
Math menu categories
Math functions
Hyperb
 Category Available name Matrix
Polynom
 Program constants
 Branch
Program commands
Program commands are Category Command Aplet
Print
 Status messages
 Current screen
Function value, root, extremum
Or intersection is not visible
Such as 0/0
 Limiting Warranty
Hp 39g+ Graphing Calculator Warranty period 12 months
 Limiting Warranty
 Service
 Canada 905 206-4663 or
Rotc = Rest of the country
 Regulatory information
USA
 Limiting Warranty
 Index
 Maximum real number 11-8 minimum real number
 Freeze 16-20 Line 16-20 Pixoff 16-20 Pixon 16-20 Tline
 Grobor
Grobxor
 Inverse hyperbolic cosine 11-8 inverse hyperbolic functions
 Break
 Angle measure 1-10 decimal mark 1-11 number format
 Order of precedence 1-21 overlaying plots 2-16,4-3 11-8
 Sending and receiving 16-8 structured
 Menu lists 1-8 speed searches
 Navigate around 3-8 numeric values 3-7 numeric view setup
 Index