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hp 39g+ graphing calculator
user’s guide
H
Edition 2
Part Number F2224-90001
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Notice REGISTER YOUR PRODUCT AT: www.register.hp.com THIS MANUAL AND ANY EXAMPLES CONTAINED HEREIN ARE PROVIDED “AS IS” AND ARE SUBJECT TO CHANGE WITHOUT NOTICE. HEWLETT-PACKARD COMPANY MAKES NO WARRANTY OF ANY KIND WITH REGARD TO THIS MANUAL, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY, NON-INFRINGEMENT AND FITNESS FOR A PARTICULAR PURPOSE. HEWLETT-PACKARD CO. SHALL NOT BE LIABLE FOR ANY ERRORS OR FOR INCIDENTAL OR CONSEQUENTIAL DAMAGES IN CONNECTIO
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Contents Preface Manual conventions ..............................................................P-1 Notice .................................................................................P-2 1 Getting started On/off, cancel operations......................................................1-1 The display ..........................................................................1-2 The keyboard .......................................................................1-3 Menus .....................
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3 Function aplet About the Function aplet........................................................ 3-1 Getting started with the Function aplet................................ 3-1 Function aplet interactive analysis........................................... 3-9 Plotting a piecewise-defined function ................................ 3-12 4 Parametric aplet About the Parametric aplet .................................................... 4-1 Getting started with the Parametric aplet...................
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9 Inference aplet About the Inference aplet .......................................................9-1 Getting started with the Inference aplet ...............................9-1 Importing sample statistics from the Statistics aplet................9-4 Hypothesis tests ....................................................................9-8 One-Sample Z-Test............................................................9-8 Two-Sample Z-Test ............................................................
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12 Variables and memory management Introduction ....................................................................... 12-1 Storing and recalling variables............................................. 12-2 The VARS menu.................................................................. 12-4 Memory Manager .............................................................. 12-9 13 Matrices Introduction ....................................................................... 13-1 Creating and storing ma
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16 Programming Introduction ........................................................................16-1 Program catalog ............................................................16-2 Creating and editing programs.............................................16-4 Using programs ..................................................................16-7 Customizing an aplet...........................................................16-9 Aplet naming convention..........................................
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Reference information Glossary.............................................................................. R-1 Resetting the hp 39g+........................................................... R-3 To erase all memory and reset defaults ............................... R-3 If the calculator does not turn on ........................................ R-4 Operating details ................................................................. R-4 Batteries .................................................
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Preface The hp 39g+ is a feature-rich graphing calculator. It is also a powerful mathematics learning tool. The hp 39g+ is designed so that you can use it to explore mathematical functions and their properties. You can get more information on the hp 39g+ from Hewlett-Packard’s Calculators web site. You can download customized aplets from the web site and load them onto your calculator. Customized aplets are special applications developed to perform certain functions, and to demonstrate
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Notice This manual and any examples contained herein are provided as-is and are subject to change without notice. Except to the extent prohibited by law, Hewlett-Packard Company makes no express or implied warranty of any kind with regard to this manual and specifically disclaims the implied warranties and conditions of merchantability and fitness for a particular purpose and Hewlett-Packard Company shall not be liable for any errors or for incidental or consequential damage in connecti
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1 Getting started On/off, cancel operations To turn on Press to turn on the calculator. To cancel When the calculator is on, the key cancels the current operation. To turn off Press OFF to turn the calculator off. To save power, the calculator turns itself off after several minutes of inactivity. All stored and displayed information is saved. If you see the ((•)) annunciator or the Low Bat message, then the calculator needs fresh batteries. HOME is the calculator’s home view and is common
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The display To adjust the Simultaneously press and (or ) to increase (or decrease) the contrast. contrast To clear the display • Press CANCEL to clear the edit line. •Press CLEAR to clear the edit line and the display history. Parts of the display Title History Edit line Menu key labels Menu key or soft key labels. The labels for the menu keys’ current meanings. is the label for the first menu key in this picture. “Press ” means to press the first menu key, that is, the leftmost top-ro
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Annunciators. Annunciators are symbols that appear above the title bar and give you important status information. Annunciator Description Shift in effect for next keystroke. To cancel, press again. α Alpha in effect for next keystroke. To cancel, press again. ((•)) Low battery power. Busy. Data is being transferred via infrared or cable. The keyboard Menu keys Menu Key Labels Menu Keys Cursor Aplet Control Keys Keys Alpha Key Shift Key Enter Key Getting started 1-3
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• On the calculator keyboard, the top row of keys are called menu keys. Their meanings depend on the context—that’s why their tops are blank. The menu keys are sometimes called “soft keys”. • The bottom line of the display shows the labels for the menu keys’ current meanings. Aplet control keys The aplet control keys are: Key Meaning Displays the Symbolic view for the current aplet. See “Symbolic view” on page 1-16. Displays the Plot view for the current aplet. See “Plot view” on page
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Entry/Edit keys The entry and edit keys are: Key Meaning Cancels the current operation if the (CANCEL) calculator is on by pressing . Pressing , then OFF turns the calculator off. Accesses the function printed in blue above a key. Returns to the HOME view, for performing calculations. Accesses the alphabetical characters printed in orange below a key. Hold down to enter a string of characters. Enters an input or executes an operation. In calculations, acts like “=”. When or is pr
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Key Meaning (Continued) CHARS Displays a menu of all available characters. To type one, use the arrow keys to highlight it, and press . To select multiple characters, select each and press , then press . Shifted keystrokes There are two shift keys that you use to access the operations and characters printed above the keys: and . Key Description Press the key to access the operations printed in blue above the keys. For instance, to access the Modes screen, press , then press . (MO
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HELPWITH The hp 39g+ built-in help is available in HOME only. It provides syntax help for built-in math functions. Access the HELPWITH command by pressing SYNTAX and then the math key for which you require syntax help. Example Press SYNTAX Note: Remove the left parenthesis from built-in functions such as sine, cosine, and tangent before invoking the HELPWITH command. Math keys HOME ( ) is the place to do calculations. Keyboard keys. The most common operations are available from the keyb
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• Pressing takes you to the beginning of the MATH menu. See “Math functions by category” on page 11-2 for details of the math functions. HINT When using the MATH menu, or any menu on the hp 39g+, pressing an alpha key takes you straight to the first menu option beginning with that alpha character. With this method, you do not need to press first. Just press the key that corresponds to the command’s beginning alpha character. Program Pressing CMDS displays the list of Program Commands.
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• If there are two columns, the left column shows general categories and the right column shows specific contents within a category. Highlight a general category in the left column, then highlight an item in the right column. The list in the right column changes when a different category is highlighted. Press or when you have highlighted your selection. • To speed-search a list, type the first letter of the word. For example, to find the Matrix category in , press , the Alpha “M” key.
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Mode settings You use the Modes input form to set the modes for HOME. HINT Although the numeric setting in Modes affects only HOME, the angle setting controls HOME and the current aplet. The angle setting selected in Modes is the angle setting used in both HOME and current aplet. To further configure an aplet, you use the SETUP keys ( and ). Press MODES to access the HOME MODES input form. Setting Options Angle Angle values are: Measure Degrees. 360 degrees in a circle. Radians. 2π r
