Casio fx-115W - Manual (Page 27)

E-25
• Memory can hold a single formula, up to 79 steps long.
This function can be used in the COMP or CMPLX mode
only.
• Note that the formula is actually stored in memory when
you press the C key in the sequence below.
• Example: To save the following formula, recall it, and
then use it to calculate a result: Y = X 2 + 3X – 12
Input the formula.
p y p u p x K +
3
p x ,
12
Y= X 2 + 3 X-12
0.
Store it in memory.
C
X?
0.
Input a value for its variable. 7 =
58.
=
X?
7.
8 = 76.
• Formula memory is cleared whenever you start a new
calculation, change to another mode, or turn off power.
Metric Conversions
(fx-570W/ fx-991W)
• A total of 20 different conversion pairs are built-in to pro-
vide quick and easy conversion to and from metric units.
• See the Conversion Pair Table on page 26 for a com-
plete list of available conversion pairs.
• Example: To convert 31 inches to centimeters
31 A c
CONV
01
CONV 1
01 is the inches-to-centimeters conversion pair number.
0.
31 i n cm
=
78.74
31 i n cm