Casio FX-820MS - Manual (Page 18)

E-16
COMP
• Example 2: 1
Ö 3, displaying result with two significant
digits (Sci 2)
F..... 2 (Sci) 2
1
\
3
=
3.3 –01
SCI
• Press
F
..... 3
(Norm)
1
to clear the Sci specifica-
tion.
Memory Calculations
Use the
F
key to enter the COMP Mode when you
want to perform a calculation using memory.
COMP .............................................................
F 1
k Answer Memory
• Whenever you press
=
after inputting values or an ex-
pression, the calculated result automatically updates An-
swer Memory contents by storing the result.
• In addition to = , Answer Memory contents are also up-
dated with result whenever you press A v , | , A
{
, or
A j
followed by a letter (A through F, or M, X,
or Y).
• You can recall Answer Memory contents by pressing
g
.
• Answer Memory can store up to 12 digits for the mantissa
and two digits for the exponent.
• Answer Memory contents are not updated if the opera-
tion performed by any of the above key operations re-
sults in an error.
k Consecutive Calculations
• You can use the calculation result that is currently on the
display (and also stored in Answer Memory) as the first
value of your next calculation. Note that pressing an
operator key while a result is displayed causes the
displayed value to change to Ans, indicating it is the value
that is currently stored in Answer Memory.
• The result of a calculation can also be used with a sub-
sequent Type A function ( x 2 , x 3 , x –1 , x !, DRG ' ), +, –,
^( x y ),
x
,
҂, Ö, n P r and n C r .