HP 32SII User Manual
Page 113
Solving
Equations
7–3
File name 32sii-Manual-E-0424
Printed Date : 2003/4/24 Size : 17.7 x 25.2 cm
or current equation
K
D
{
c
K
V
y
K
T
/#º!-¾
Starts the equation.
.5
y
K
G
y
K
T
0
2
!- )ºº!:
_
/#º!- )ºº!
Terminates the equation and
displays the left end.
{
/
)
Checksum end length.
g (acceleration due to gravity) is included as a variable so you can change it
for different units (98 m/s
2
or 32.2 ft/s
2
).
Calculate hove ran meters an object falls in 5 seconds, starting from rest.
Since Equation mode is turned on and the desired equation is turn on and the
desired is already in the display, you can start solving for D:
Keys: Display:
Description:
{
#
_
Prompts for unknown known
variable.
D
#@
value
Selects D; prompts for V.
0
f
!@
value
Stores 0 in V; prompts for T.
5
f
@
value
Stores 5 in T; prompts for G.
9.8
f
#
/)
Stores 9.8 in G; prompts for D.
Try another calculation using the same equation: how long does it take are
object to fall 500 meters from rest
?
Keys: Display:
Description:
{
G
/#º!- )ºº!
Displays the equation.
{
T
@)
Solves for T; prompts for D.
500
f
#@ )
Stores 500 in D; prompts for V.
f
@)
Retains 0 in V; prompts for G.