42 2:
Arithmetic
File name : English-M02-1-040308(Print).doc Print data : 2004/3/9
The MATH Menu
To display the MATH menu, press
@m
(the shifted
%
key). Like the
other mathematics functions, these functions operate on only the last
number in the display.
Table 2-2. The MATH Menu Labels
Menu Label
Description
Common (base 10) logarithm of a positive number.
Common (base 10) antilogarithm; calculates 10
x
.
Natural (base
e
) logarithm of a positive number.
Natural antilogarithm;
calculates
e
x
.
Factorial.
Inserts the value for
π
into the display.
Keys: Display: Description:
2.5
@m
Calculates 10
2.5
.
4
Calculates the factorial of 4.
e
Exits MATH menu.
You can access the MATH menu when another menu is displayed. For
instance, while using SUM you might want to use a MATH function. Just
press
@m
, then perform the calculation. Pressing
e
returns you
to SUM. The MATH result remains in the calculator line. Remember,
however, that you must exit MATH before you resume using SUM.