Keys And Functions - HP 12c Platinum Quick Start Manual

Keys used to rearrange the stack:
•
Pressing the
Y-registers (pages 90, 230).
•
Pressing the
where each number in the registers is copied into the
register below, and the number formerly in the X-register is
copied into the T-register (page 230).
•
Pressing
previous operation back into the displayed X-register
(pages 91, 234).
In Algebraic mode, use parentheses to set operational priority. Press
U( U)

Keys and Functions

Table 1-3 lists some of the keys used for basic operation, mathematical
calculations, and financial problems. Use this table for quick reference.
Page numbers from the HP 12c Platinum Financial Calculator User's
Guide are included in the table for reference. Refer to the user's guide
for a complete list of functions, including statistics and programming.
Table 1-3 Keys and Functions
Key(s)
R
Enter
10 Getting Started
P
k
ey exchanges the numbers in the X-and
O
key performs a roll down of the stack,
U+
recalls the number displayed before the
to open and close parentheses (pages 26, 240).
Description and Page Number in the User's Guide
Enters a copy of number in displayed X-register into
Y-register. Used to separate numbers in RPN
(pages 21, 229).