Casio CFX-9850GB PLUS, User Manual

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20070201
2-2-4
Special Functions
u
To delete a function
Example To delete the contents of function memory number 1
A
K
6
( g )
6
( g )
3
(FMEM)
1
(STO)
b w
• Executing the store operation while the display is blank deletes the function in the
function memory you specify.
u
To use stored functions
Example To store
x
3
+ 1,
x
2
+
x
into function memory, and then graph:
y
=
x
3
+
x
2
+
x
+ 1
Use the following V-Window settings.
Xmin = – 4, Xmax = 4, Xscale = 1
Ymin = –10, Ymax = 10, Yscale = 1
!m
(SET UP)
ccc 1
(Y=)
J
Av M
d+b
K
6
(
g
)
6
(
g
)
3
(FMEM)
1
(STO) b
w
(stores (
x
3 + 1))
JAvx
+
v1
(STO) c
w
(stores (
x
2 +
x
))
JA!4
(SKTCH)
1
(Cls)
w
5
(GRPH)
1
(Y=)
K
6
(
g
)
6
(
g
)
3
(FMEM)
3
(fn)
b+
3
(fn)
c w
• For full details about graphing, see “5. Graphing”.
# 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.