HP 33S Owner's Manual

Miscellaneous Programs and Equations
17–5
File name 33s-E-Manual-1008-Publication(1st).doc Page : 386
Printed Date : 2003/10/8 Size : 13.7 x 21.2 cm
Part 2. What interest rate would reduce the monthly payment by $10
?
Keys:
(In RPN mode)
Display: Description:
º d

Displays the leftmost hart of the
TVM equation.
Û
I


Selects I; prompts for P.
¹ f


Rounds the payment to two
decimal places.
10
Ù


Calculates new payment.
¥


Stores –176,89 in P; prompts for
N.
¥


Retains 36 in N; prompts for F.
¥


Retains 0 in F; prompts for B.
¥



Retains 5750 in B; calculates
monthly interest rate.
12
¸

Calculates annual interest rate.
Part 3. Using the calculated interest rate (6.75%), assume that you sell the car
after 2 years. What balance will you still owe
?
In other words, what is the future
balance in 2 years
?
Note that the interest rate, I, from part 2 is not zero, so you won't get a

 
error when you calculate the new I.
Keys:
(In RPN mode)
Display: Description:
º d

Displays leftmost part of the TVM
equation.
Û
F


Selects F; prompts for P.

HP 33S Specifications

General

Type	Scientific
Form factor	Pocket
Product color	Silver
Digits	10 digits
Display number of lines	2 lines
Keyboard type	Alphanumeric
Menus and prompts	Yes

Weight and Dimensions

Dimensions (WxDxH)	157 x 16 x 81 mm