Texas-instruments BA II PLUS Manuel d'utilisateur télécharger pdf (Page 35)

Time-Value-of-Money and Amortization Worksheets 31

Perpetual annuity due

Because the term (1 + I/Y / 100)

-N

in the present value annuity equations

approaches zero as N increases, you can use these equations to solve for

the present value of a perpetual annuity:

• Perpetual ordinary annuity

• Perpetual annuity due

Example: Computing Present Value of Variable

Cash Flows

The ABC Company purchased a machine that will save these end-of-year

amounts:

Year

1234

Amount

$5000 $7000 $8000 $10000

PMT

I/Y()100÷

----------------------------

PV PMT

PMT

I/Y()100)⁄

----------------------------

1 2 ... 30 31 32 33 34 35 36 37 38 39 40 ... 113 114

BA II PLUS™ 1
Calculator 1
Important Information 2
Interference 2
Contents 3
Turning On the Calculator 5
Turning Off the Calculator 5
Selecting 2nd Functions 6
Reading the Display 6
RAD is not displayed 7
Setting Calculator Formats 8
Choosing the Angle Units 9
Using Dates 9
Choosing Calculation Methods 9
Resetting Default Values 9
Resetting the Calculator 10
Correcting Entry Errors 11
Math Operations 12
Universal Power ; 13
Scientific Notation ; 15
Memory Operations 16
Calculations Using Constants 17
Last Answer Feature 18
2 ; 2.00 19
Types of Worksheet Variables 21
Enter-Only Variables 21
Compute-Only Variables 21
Automatic-Compute Variables 22
Selecting Worksheet Settings 22
Display Indicators 23
Worksheets 25
Clearing the Unused Variable 27
Updating P1 and P2 28
Computing Monthly Payments 31
Computing Quarterly Payments 31
Computing Future Value 32
Computing Present Value 32
Agreement 33
Perpetual ordinary annuity 34
Cash Flows 35
With Residual Value 37
Down Payment 40
Specified Future Amount 41
Amortization Schedule 42
Computing the Monthly Payment 43
Balloon Payment 44
Cash Flow Worksheet 45
Uneven and Grouped Cash Flows 46
Entering Cash Flows 47
Deleting Cash Flows 47
Inserting Cash Flows 48
Computing Cash Flows 48
Computing NPV 49
Computing IRR 49
solutions can exist 50
Entering Cash-Flow Data 51
Editing Cash-Flow Data 51
Bond Worksheet 55
Bond Worksheet Variables 56
until ACT or 360 appears 57
Bond Worksheet Terminology 58
SDT value and press ! 59
Interest 60
Depreciation Worksheet 61
58 Depreciation Worksheet 62
Entering Values for LIF 63
Entering Values for M01 63
Working with YR 63
Entering Depreciation Data 64
62 Depreciation Worksheet 66
Statistics Worksheet 67
Entering Data Points 68
Regression Models 69
Entering Statistical Data 70
Computing Statistical Results 71
68 Statistics Worksheet 72
Other Worksheets 73
Worksheet Variables 74
Entering Values 74
Computing Values 74
Interest Conversion Worksheet 76
Resetting Variables 77
Converting Variables 77
Converting Interest Rates 77
Date Worksheet 78
Entering Dates 79
Computing Dates 79
Profit Margin Worksheet 80
Computing Profit Margin 81
Breakeven Worksheet 82
Computing Breakeven 83
Memory Worksheet 84
82 Other Worksheets 86
Formulas 87
Amortization 89
Cash Flow 89
I/Y ÷ 100 90
Depreciation 92
Straight-line depreciation 93
Statistics 94
Regressions 95
Interest Rate Conversions 95
Percent Change 95
Profit Margin 96
Breakeven 96
Days between Dates 96
30/360 day-count method 97
Error Messages 98
Accuracy Information 99
‡x, LN, e 100
Battery Information 101
In Case of Difficulty 102
For general information 103
For technical support 103
THIS WARRANTY IS VOID IF THE 104
All Other Customers 105
Numerics 107
110 Index 114

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Texas-instruments BA II PLUS Manuel d'utilisateur Page 35

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