HP (Hewlett-Packard) 32SII Calculator User Manual


 
Entering and Evaluating Equations 6–7
File name 32sii-Manual-E-0424
Printed Date : 2003/4/24 Size : 17.7 x 25.2 cm
Parentheses in Equations
You can include parentheses in equations to control the order in which
operations are performed. Press
{
\
and
{
]
to insert parentheses.
(For more information, see "Operator Precedence" later in this chapter.)
Example:
Entering an Equation.
Enter the equation r = 2
×
c
×
cos (t – a).
Keys: Display: Description:
{
G
#/)ºπº:º
Shows the last equation used in the
equation list.
K
R
{
c
/¾
Starts a new equation with variable
R.
2
/
_
Enters a number, changing the
cursor to "_".
y
K
C
y
/ºº¾
Enters infix operators.
Q
/ºº 1¾
Enters a prefix function with a left
parenthesis.
K
T
K
A
{
]
ºº 1!.2¾
Enters the argument and right
parenthesis. This final parenthesis
is optional.
/ºº 1!.
Terminates the equation and
displays it.
{
/
)
Shows its checksum and length.
Leaves Equation mode.
Displaying and Selecting Equations
The equation list contains the equations you've entered. You can display the
equations and select one to work with.