•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 Ckey in the sequence below.
•Example: To save the following formula, recall it, andthen use it to calculate a result: Y = X2 + 3X – 12Input the formula.
Input a value for its variable. 7 =
pypu pxK +
3 p x ,12
Store it in memory. | C |
=
8 =Y=X 2
0.
X?
0.
58.
X?
7.
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
•See the Conversion Pair Table on page 26 for a com- plete list of available conversion pairs.
•Example: To convert 31 inches to centimeters31 A c CONV
01
CONV 1
01 is the
31 i n cm
0.
31 i n cm = 78.74