HP 12c Prestige Financial manual Tfin, Treg

Table 1-3 Keys and Functions

Key(s)	Description and Page Number in the User’s Guide
F	Changes sign of number or exponent displayed in
Change sign	the X-register (page 17).
L	For very large or very small numbers. Enter the
	mantissa. After pressing, L, the next numbers
Enter exponent	keyed in are exponents of 10 (page 18).
Q	Clears contents of display and X-register to zero.
	(page 18).
Clear
T	Clears statistics registers R1-R6and stack registers
Clear statistics	(page 76).
TFIN	Clears contents of financial registers. (page 33).
Clear financial
TREG	Clears all storage registers, financial registers, stack
Clear all	(X,Y,Z, and T), and statistics registers. Leaves
	program memory untouched. Not programmable
registers
	(page 24).

Getting Started 11