Functions of real and complex numbers, Math functions on the main keyboard, Math functions on the main keyboard -1 – HP 48g Graphing Calculator User Manual
Page 143: I w l, Q(zd
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Functions of Real and Complex
Numbers
12
Math Functions on the Main Keyboard
The following tables describe built-in commands that appear on
keyboard.
12
Arithmetic and General Math Functions
Key
Prograimiiable
Command
Description
i W l
INV
Prefix. Inverse (reciprocal).
y
Prefix. Square root.
Q(ZD
SQ
Prefix. Square.
CE)
NEC
Infix. Change sign. Changes the sign of
the number in the command line. When
no command line is present,
[+/-)
executes a NEC command (changes the
sign of the argument in level 1).
CD
-b
Infix. Level 2
+
level 1.
0
-
Infix. Level 2 — level 1.
*
Infix. Level 2 x level 1.
©
/
Infix. Level 2 level 1.
O
A
Infi.x. Level 2 raised to the level 1
power. The algebraic syntax for the
^
command is
’
y''''x
'
.
XROOT
Prefix. The rth (in level 1) root of a
real value in level 2. The algebraic
syntax for the XROOT command is
Functions of Real and Complex Numbers 12-1