User Manual

2-8
• Perform the above operation in the Linear input/output mode. It cannot be performed in the
Math input/output mode.
u Function Memory [OPTN] - [FMEM]
Function memory is convenient for temporary storage of often-used expressions. For longer
term storage, we recommend that you use the GRAPH mode for expressions and the PRGM
mode for programs.
• { STO } / { RCL } / { fn } / { SEE } ... {function store}/{function recall}/{function area specification as a
variable name inside an expression}/{function list}
u To store a function
Example To store the function (A+B) (A–B) as function memory number 1
(av(A) +al(B) )
(av(A) -al(B) )
K6( g) 6( g) 3(FMEM) *
1(STO) bw
* fx-7400G
II : 2(FMEM)
JJJ
• If the function memory number to which you store a function already contains a function, the
previous function is replaced with the new one.
• You can also use a to store a function in function
memory in a program. In this case, you must enclose the
function inside of double quotation marks.
u To recall a function
Example To recall the contents of function memory number 1
AK6( g) 6( g) 3(FMEM) *
2(RCL) bw
* fx-7400G
II : 2(FMEM)
• The recalled function appears at the current location of the cursor on the display.
u To recall a function as a variable
Adaav(A) w
baal(B) w
K6( g) 6( g) 3(FMEM) * 3(fn)
b+cw
* fx-7400G
II : 2(FMEM)