A Appendix - Reference Information; Formulas - Texas Instruments Calculator User Manual

Appendix — Reference Information
This appendix includes supplemental information to help you use your
BA II PLUSé and BA II PLUSé PROFESSIONAL calculator:
•

Formulas

• Error conditions
• Accuracy information
• IRR (internal-rate-of-return) calculations
• Algebraic operating system (AOS™)
• Battery information
• In case of difficulty
• TI product service and warranty information
Formulas
This section lists formulas used internally by the calculator.
Time Value of Money
( × (
y ln x +
[
=
i e
PMT
Ā0
where:
y C/Y
=
x
=(.01 Q
C/Y
=compounding periods per year
P/Y
=payment periods per year
I/Y
=interest rate per year
– FV
( ÷
=
i PV
PMT
where: =0
The iteration used to compute
0 = PV + PMT G
Appendix — Reference Information
) )
1
] 1 –
P/Y
P
I/Y C/Y
) P
( ÷ )
1 N
)
–
1
(
– +
1 1
×
----------------------------- -
i
i
i
:
–
N
)
i
× (
+ FV
–
N
)
1 + i
A
85