baii plus guide book eng

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guide book for BA II calculator

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  • BA II PLUSCalculator

    Revision_NoteBA II PLUSEnglish01 June 2004, Rev A15 June 2004, Rev B08 February 2005, Rev C

  • ii

    Important InformationTexas Instruments makes no warranty, either express or implied, including but not limited to any implied warranties of merchantability and fitness for a particular purpose, regarding any programs or book materials and makes such materials available solely on an "as-is" basis. In no event shall Texas Instruments be liable to anyone for special, collateral, incidental, or consequential damages in connection with or arising out of the purchase or use of these materials, and the sole and exclusive liability of Texas Instruments, regardless of the form of action, shall not exceed the purchase price of this product. Moreover, Texas Instruments shall not be liable for any claim of any kind whatsoever against the use of these materials by any other party.

    USA FCC Information Concerning Radio Frequency InterferenceThis equipment has been tested and found to comply with the limits for a Class B digital device, pursuant to Part 15 of the FCC rules. These limits are designed to provide reasonable protection against harmful interference in a residential installation. This equipment generates, uses, and can radiate radio frequency energy and, if not installed and used in accordance with the instructions, may cause harmful interference to radio communications. However, there is no guarantee that interference will not occur in a particular installation.

    If this equipment does cause harmful interference to radio or television reception, which can be determined by turning the equipment off and on, you can try to correct the interference by one or more of the following measures:

    Reorient or relocate the receiving antenna.

    Increase the separation between the equipment and receiver.

    Connect the equipment into an outlet on a circuit different from that to which the receiver is connected.

    Consult the dealer or an experienced radio/television technician for help.

    Caution: Any changes or modifications to this equipment not expressly approved by Texas Instruments may void your authority to operate the equipment.

    2005 Texas Instruments Incorporated

  • Contents

    iii

    Important Information................................................................... iiUSA FCC Information Concerning Radio Frequency Interferenceii

    1 Overview of Calculator Operations..................................1Turning On the Calculator ............................................................. 1Turning Off the Calculator............................................................. 1Selecting 2nd Functions ................................................................. 2Reading the Display ....................................................................... 2Setting Calculator Formats ........................................................... 4Resetting the Calculator ................................................................ 6Clearing Calculator Entries and Memories ................................... 6Correcting Entry Errors................................................................... 7Math Operations ............................................................................ 8Memory Operations ..................................................................... 12Calculations Using Constants....................................................... 13Last Answer Feature..................................................................... 14Using Worksheets: Tools for Financial Solutions ........................ 15

    2 Time-Value-of-Money and Amortization Worksheets...21TVM and Amortization Worksheet Variables ............................. 22Entering Cash Inflows and Outflows........................................... 25Generating an Amortization Schedule ....................................... 25Example: Computing Basic Loan Interest.................................... 26Examples: Computing Basic Loan Payments ............................... 27Examples: Computing Value in Savings ...................................... 28Example: Computing Present Value in Annuities....................... 29Example: Computing Perpetual Annuities.................................. 30Example: Computing Present Value of Variable Cash Flows ..... 31Example: Computing Present Value of a Lease With Residual

    Value........................................................................................ 33Example: Computing Other Monthly Payments......................... 34Example: Saving With Monthly Deposits .................................... 35Example: Computing Amount to Borrow and Down Payment . 36Example: Computing Regular Deposits for a Specified Future

    Amount ................................................................................... 37Example: Computing Payments and Generating an Amortization

    Schedule .................................................................................. 38Example: Computing Payment, Interest, and Loan Balance After

    a Specified Payment ............................................................... 39

    3 Cash Flow Worksheet......................................................41Cash Flow Worksheet Variables................................................... 41

  • iv

    Uneven and Grouped Cash Flows ................................................42Entering Cash Flows......................................................................43Deleting Cash Flows......................................................................43Inserting Cash Flows ..................................................................... 44Computing Cash Flows .................................................................44Example: Solving for Unequal Cash Flows ..................................46Example: Value of a Lease with Uneven Payments ....................48

    4 Bond Worksheet ............................................................. 51Bond Worksheet Variables ...........................................................52Bond Worksheet Terminology .....................................................54Entering Bond Data and Computing Results .............................. 54Example: Computing Bond Price and Accrued Interest..............56

    5 Depreciation Worksheet ................................................ 57Depreciation Worksheet Variables ..............................................57Entering Data and Computing Results ........................................59Example: Computing Straight-Line Depreciation .......................61

    6 Statistics Worksheet ....................................................... 63Statistics Worksheet Variables .....................................................63Regression Models ........................................................................ 65Entering Statistical Data............................................................... 66Computing Statistical Results....................................................... 67

    7 Other Worksheets ........................................................... 69Percent Change/Compound Interest Worksheet ........................ 69Interest Conversion Worksheet.................................................... 72Date Worksheet ............................................................................74Profit Margin Worksheet ............................................................. 76Breakeven Worksheet .................................................................. 78Memory Worksheet ......................................................................80

    A Appendix Reference Information.............................. 83Formulas ........................................................................................83Error Messages .............................................................................. 94Accuracy Information ...................................................................95AOS (Algebraic Operating System) Calculations ..................... 96Battery Information......................................................................97In Case of Difficulty ......................................................................98Texas Instruments Support and Service .......................................99Texas Instruments (TI) Warranty Information ...........................100

    Index ............................................................................... 103

  • Overview of Calculator Operations 1

    1

    Overview of Calculator Operations

    This chapter describes the basic operation of your BA II PLUS calculator, including how to:

    Turn on and turn off the calculator

    Select second functions

    Read the display and set calculator formats

    Clear the calculator and correct entry errors

    Perform math and memory operations

    Use the Last Answer feature Use worksheets

    Turning On the Calculator

    Turning Off the CalculatorPress $. The displayed value and any error condition clear.

    Any unfinished standard-calculator operation and worksheet calculation in progress cancel.

    Press $. If you turned off the calculator by pressing $, the

    calculator returns to the standard-calculator mode with a displayed value of zero.

    All worksheets and formats for numbers, angle units, dates, separators, and calculation method retain previous values and configurations.

    If the Automatic Power Down (APD) feature turned off the calculator, the calculator turns on exactly as you left it, saving display settings, stored memory, pending operations, and error conditions.

  • 2 Overview of Calculator Operations

    The Constant Memory feature retains all worksheet values and settings, inc

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