HP 48g Graphing Calculator - Manual (Page 122)

By spelling unit names, you can create a unit object without switching
betw'een submenus in the UNITS Catalog menu. However, the menu
keys eliminate errors resulting from incorrect spelling and incorrect use
of uppercase or lowercase.
Example: Create the unit object 8..
command line.
in the
Step 1: Key in the number and the _ character. Then key in the
unit expression using alpha characters and enter the unit
object.
8(30
10 S)T S)u 0OO
S)F S)T ©(Z)2
®
® S)
HQ© O 6 @ F
11: 8_Btu^Cft'^2*h*T)
I E N T E R I
To create a unit object using the EquationWriter application:
1. Press
( ^ ( E Q U A T I O N ) .
2. Enter the number, press
(SQ>
and enter the unit expression using
standard EquationWriter notation.
3. Press
( E N T E R ) .
The EquationWriter application lets you build algébrales that contain
unit objects, showing you the unit expression as you would write it on
paper. Inverse units are displayed in fractional form, and exponents
are displayed as superscripts.
Unit Prefixes
You can also insert a unit prefix in front of a unit to indicate a power
of ten. The following table lists the available prefixes. (To key in .u,
press © itQ N.)
10-4 Unit Objects