Getting Started 15
G
Power function
Raises the number in the Y-register to the power of
the number in the X-register. In RPN, key in a
number, x. Press
R. Key in the exponent, followed
by
G. In Algebraic, enter a number, x. Press G.
Key in the exponent followed by
x (page 102).
H
Reciprocal
Calculates the reciprocal of the number displayed in
the X-register (page 100).
U!
Factorial
Calculates factorial of number displayed in the X-
register (page 100).
Uk
e
x
Natural antilogarithm. Raise e to power of the
number displayed in the X-register (page 100).
Ul
LN
Calculates natural logarithm (base e) of the number
in the displayed X-register (page 100).
Uy
Square
Calculates square of the number displayed in the X-
register (page 100).
TRND
Round
Rounds mantissa of 10-digit number in X-register to
match the display (page 100).
Table 1-3 Keys and Functions
Key(s) Description and Page Number in the User’s Guide