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HP 39gs English.book Page i Wednesday, December 7, 2005 11:24 PM
HP 39gs graphing calculator
user's guide
Edition3
Part Number F2223AA-90001
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title.fm Page ii Thursday, July 13, 2006 10:29 AM 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 WAR- RANTY 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 INCI
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EnterpriseTOC.fm Page i Wednesday, May 3, 2006 5:01 PM Contents Preface Manual conventions ..............................................................P-1 Notice ................................................................................. P-2 1 Getting started On/off, cancel operations......................................................1-1 The display ..........................................................................1-2 The keyboard ...........................................
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EnterpriseTOC.fm Page ii Wednesday, May 3, 2006 5:01 PM 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 G
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EnterpriseTOC.fm Page iii Wednesday, May 3, 2006 5:01 PM Exploring the graph......................................................10-19 Calculating predicted values..........................................10-20 11 Inference aplet About the Inference aplet .....................................................11-1 Getting started with the Inference aplet .............................11-1 Importing sample statistics from the Statistics aplet ..............11-4 Hypothesis tests .................
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EnterpriseTOC.fm Page iv Wednesday, May 3, 2006 5:01 PM Two-variable statistics................................................... 13-17 Symbolic functions ....................................................... 13-17 Test functions............................................................... 13-18 Trigonometry functions.................................................. 13-19 Symbolic calculations........................................................ 13-20 Finding derivatives.............
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EnterpriseTOC.fm Page v Wednesday, May 3, 2006 5:01 PM Using programs ..................................................................18-7 Customizing an aplet...........................................................18-9 Aplet naming convention...............................................18-10 Example......................................................................18-10 Programming commands....................................................18-13 Aplet commands ....................
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EnterpriseTOC.fm Page vi Wednesday, May 3, 2006 5:01 PM Polar aplet variables ........................................................ R-9 Sequence aplet variables................................................ R-10 Solve aplet variables ...................................................... R-11 Statistics aplet variables.................................................. R-12 MATH menu categories....................................................... R-13 Math functions.....................
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HP 39gs English.book Page 1 Wednesday, December 7, 2005 11:24 PM Preface The HP 39gs is a feature-rich graphing calculator. It is also a powerful mathematics learning tool. The HP 39gs is designed so that you can use it to explore mathematical functions and their properties. You can get more information on the HP 39gs 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 appli
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Preface.fm Page 2 Thursday, July 13, 2006 10:33 AM 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 o
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HP 39gs English.book Page 1 Wednesday, December 7, 2005 11:24 PM 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 need
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HP 39gs English.book Page 2 Wednesday, December 7, 2005 11:24 PM 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. “Pres
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HP 39gs English.book Page 3 Wednesday, December 7, 2005 11:24 PM 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 HP 39gs Graphing Calculator Menu Key Labels Menu Keys Cursor
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HP 39gs English.book Page 4 Wednesday, December 7, 2005 11:24 PM • 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. Dis
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HP 39gs English.book Page 5 Wednesday, December 7, 2005 11:24 PM 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 execute
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HP 39gs English.book Page 6 Wednesday, December 7, 2005 11:24 PM 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. F
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HP 39gs English.book Page 7 Wednesday, December 7, 2005 11:24 PM HELPWITH The HP 39gs 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. Ke
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HP 39gs English.book Page 8 Wednesday, December 7, 2005 11:24 PM • Pressing displays a menu of physical constants from the fields of chemistry, physics, and quantum mechanics. You can use these constants in calculations. (See “Physical constants” on page 13-25 for more information.) • Pressing takes you to the beginning of the MATH menu. See “Math functions by category” on page 13-2 for details of the math functions. HINT When using the MATH menu, or any menu on the hp 39gs, pressing
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HP 39gs English.book Page 9 Wednesday, December 7, 2005 11:24 PM • 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 e
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HP 39gs English.book Page 10 Wednesday, December 7, 2005 11:24 PM 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
