HP HP-32S - Page 116

Wll LBL/RTN | {LBL} B
B81
B02
LBL B
INPUT L
Enters program lines.
Mil INPUT |L
•I INPUT 1 W
B83
INPUT W
IM INPUT| H
B84
INPUT H
Mil INPUT | V
B65 INPUT V
IrclIL
B66
RCL L
1RCL11 x|W
B07
RCLx M
1RCL11 x|H
B08
RCLx H
|RCL||-|V B09 RCL- V
At this point, the X-
IM LBL/RTN | {RTN}
B10
RTN
regjster will contain
the value of the func
tion L x W x H - V.
LI]
Ends program entry.
Displays whatever is in
X-register.
Solvefor the volumeof a box that is 8.5 cm high x 10 cm wide x 25
cm long. Afterward we will use the same function to solve for a dif
ferent variable.
SOLVE// 1 {FN}
B
SOLVE// | {SOLVE}
V
25
IPflTsI
8.5
R/S
r7s|
FN= _
Prompts for the label
of the program that de
fines the function.
Specifies program B.
SOLVE _
Prompts for the un
known variable.
L?value
W?value
H?value
Starts program B;
prompts for all data ex
cept V, the variable
being solved.
SOLVING
The volume is 2,125
V=2,125.0080 cm3.
Now solve for the length of this box if you change the volume (to
3,000 cm3), but leave the heightand widththe same. Remember that
you do not need to specify the program label again since we will use
the same one that was used last.
114 7: Solving ffor an Unknown Variable in an Equation