HP 48G Series User manual

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HP 48G Series
Quick Start Guide

Regulatory Information
U.S.A.
The HP 48 generates and uses radio frequency energy and may interfere with
radio and television reception. The HP 48 complies with the limits for a Class B
computing device as specified in Part 15 of FCC Rules, which provide reasonable
protection against such interference in a residential installation. In the unlikely
event that there is interference to radio or television reception (which can be
determined by turning the unit off and on), try the following:
m Reorienting or relocating the receiving antenna.
m Relocating the HP 48 with respect to the receiver.
For more information, consult your dealer, an experienced radio/television
technician, or the following booklet, prepared by the Federal Communications
Commission: How to Identify and Resolve Radio-TV Interference Problems.
This booklet is available from the U.S. Government Printing Office, Washington,
D.C. 20402, Stock Number 004-000-00345-4. At the first printing of this manual,
the telephone number was [phone].
Europe
Declaration of Conformity (according to ISO/IEC Guide 22 and
EN 45014)
Manufacturer’s name: Hewlett-Packard Co. Hewlett-Packard Co.
Manufacturer’s address: Corvallis Division Singapore (PTE) Ltd.
1000 NE Circle Blvd. 72 Bendemeer Rd.
Corvallis, OR 97330 01/01-07/07
Singapore 1233
declares that the following products:
Product name: HP 48G Series calculators
conform to the following product specifications:
EMC: CISPR 22:1985 / EN 55022 (1988): Class B,
IEC 801-2:1991 / prEN 55024-2 (1992): 3 kV
CD, 8 kV AD,
IEC 801-3:1984 / prEN 55024-3 (1991): 3 V/m
Safety: IEC 950 (1986)+A1,A2/EN 60950 (1988)+A1,A2
Quality Department
Hewlett-Packard Company
Corvallis Division

Customer Comments
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offerings. We appreciate your participation and comments. To request
specific product information, please send a separate letter or inquiry
to the address inside the back cover of this manual.
Please circle a response for the following statements.
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I am satisfied with the product documentation ........... 12345
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useful than having one long manual ...................... 12345
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If “too little” or “too much,” please explain:
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HP 48G Series Quick Start Guide
[A caciarc
HP Part No. 00048-90126
Printed in U.S.A.
Edition 5

Notice
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 and fitness for
a particular purpose. Hewlett-Packard Co. shall not be liable for any errors
or for incidental or consequential damages in connection with the furnishing,
performance, or use of this manual or the examples herein.
© Hewlett-Packard Co. 1993. All rights reserved.
The programs that control your HP 48 are copyrighted and all rights are
reserved. Reproduction, adaptation, or translation of those programs without
prior written permission of Hewlett-Packard Co. is also prohibited.
© Trustees of Columbia University in the City of New York, 1989.
Permission is granted to any individual or institution to use, copy, or
redistribute Kermit software so long as it is not sold for profit, provided this
copyright notice is retained.
Hewlett-Packard Company
Corvallis Division
1000 N.E. Circle Blvd.
Corvallis, OR 97330, U.S.A.
Acknowledgements
Hewlett-Packard gratefully acknowledges the members of the Education
Advisory Committee (Dr. Thomas Dick, Dr. Lynn Garner, Dr. John Kenelly,
Dr. Don LaTorre, Dr. Jerold Mathews, and Dr. Gil Proctor) for their
assistance in the development of this product. Special thanks are also due to
Donald R. Asmus, Scott Burke, Bhushan Gupta and his students at the Oregon
Institute of Technology, and Carla Randall and her AP Calculus students.
Edition History
Edition 1 ...... April 1993
Edition 2... June 1993
Edition 3 ...... August 1993
Edition 4... October 1993
Edition 5... January 1994

Contents
1. Start Here
About the Quick Start Guide . . . . . . . . . . . 1-2
Lesson 1: Getting Ready . . . Cee ee 1-3
Turning the HP 48 On and Off Cee 1-3
Adjusting the Display Contrast . . . . . . . . . . 1-3
Preparing the Built-In Examples . . . . . . . . . 1-3
Setting the Time and Date . . . . Co 1-4
Setting the Beeper, Clock, and Fraction Mark Coe 1-4
2. Introducing the HP 48
Lesson 2: Mathematical Objects and the HP 48 . . . 2-2
Editing an Object in the Command Line . . . . . . 2-5
Removing Objects from the Stack . . . . . . . . . = 2-6
Lesson 3: Entering Characters . . . . . . . . . . . 2-7
The (a) Keyboard . . . . . . . . . . . . . . .. 2-7
Special Characters . . . . . . . . . . . . . .. 2-8
Lesson 4: Using Menus . . . . . . . . . . . . .. 2-9
The (NXT) Key . . . . Cee 2-9
Lesson 5: A Brief Tour of the HP 48 Cee 2-10
Entry Environments . . . . . . . . 2-10
Application Environments . . . . . . . . . . . . 2-12
Utility Environments . . . . . . . . . . . . . . 2-14
3. Arithmetic
Lesson 6: Doing Arithmetic . . . . . . . . . . . . 3-2
Stack Method . . . . . . . . oo. 3-2
Algebraic method . . . . . . . oo... 3-4
Using the EquationWriter . . . oo 3-5
Lesson 7: Finding and Using More Math Functions oo 3-7
Lesson 8: Arithmetic with Fractions . . . . . . . . . 3-8
Lesson 9: Arithmetic with Symbols . . . . . . . . . 3-9
Lesson 10: Arithmetic with Complex Numbers . . . . 3-10
Contents-1

Lesson 11:
Arithmetic including Units .
Converting Units
Understanding and Using Memory
Lesson 12:
Lesson 13:
Lesson 14:
Lesson 15:
Lesson 16:
Understanding Memory
Creating (Naming) Variables .
Organizing Variables
Editing and Purging Variables
Using Variables in Calculations . .
Solving Equations
Lesson 17:
Solving for a Variable—Numerically .
Searching for Multiple Solutions
Interpreting the Results
Lesson 18: Solving for a Variable—Symbolically
Lesson 19: Finding all Roots of a Polynomial .
Lesson 20: Solving a System of Linear Equations
Plotting Equations and Analyzing Graphs
Lesson 21:
Lesson 22:
Lesson 23:
Lesson 24:
Lesson 25:
Lesson 26:
Lesson 27:
Lesson 28:
Plotting a Function
Modifying the Display of a Plot, |
Plotting Several Functions oo
Plotting Functions in Three Dimensions
Introducing the Plot Types .
Finding Roots Graphically . oo
Finding Slope, Tangents, and Critical Points
Areas Under Curves .
Calculus, Statistics and Advanced Mathematics
Lesson 29:
Lesson 30:
Lesson 31:
Lesson 32:
Lesson 33:
Lesson 34:
Contents-2
Finding Derivatives
Finding Integrals
Data and Statistics
Regression Analysis of Paired Data
Differential Equations
Linear Algebra .
3-13
I
p— nN
4-2
4-4
4-6
4-10
6-2
6-4
6-9
6-7
6-10
6-13
6-15
6-17
7-2
7-4
7-9
7-11
7-14

Special Features
Lesson 3b: Transferring Objects Via Infrared . . . . . 8-2
Lesson 36: Using an Equation Set from the Equation
Library . . . . . . 8-3
Lesson 37: Adding and Using Libraries . . . . . . . 8-7
If Things Go Wrong . ..
Lesson 38: Error Messages . . . . . . . . . . . . . 9-1
Lesson 39: Troubleshooting . . . . . . . . . . . . 9-2
Contents-3