Casio FX-7400GII, Руководство пользователя

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1-19
20
73
5
2 + 3 =
4
1
10
23
+
2
3
1.5 + 2.3
i
=
i
2 6 5 C 3 6 ( ) 1 C 4 U
1.5 2.3 ? (
i
) U ,
dx
d
( )
x
3 + 4
x
2 +
x
− 6
x = 3
= 52
(MATH) (
d
/
dx
) T , 3 C 4
TV T 6 C 3 U
2
x 2
+ 3
x
+ 4
dx =
3
404
5
1
(MATH) (
E
) (
° dx
) 2
T
V
3
T
4
C
1
C
5
U
(
k
2
− 3
k
+ 5
)
= 55
∑
k =2
6
(MATH) ( E ) ( 3 ) ? (K) V 3 ? (K)
5
C ?
(K)
C
2
C
6
U
I
Performing Matrix Calculations Using Math Input/Output Mode
S
To specify the dimensions (size) of a matrix
1. In the RUN • MAT mode, press
K
(SET UP) (Math)
)
.
2. Press (MATH) to display the MATH menu.
3. Press (MAT) to display the following menu.
• { 2
s
2 } … {inputs a 2 × 2 matrix}
• { 3 s 3 } … {inputs a 3 × 3 matrix}
• {
m s n
} … {inputs an
m
-row ×
n
-column matrix (up to 6 × 6)}
Example To create a 2-row s 3-column matrix
(
m s n
)
Specify the number of rows.
A U
Specify the number of columns.
B U
U
S
To input cell values
Example To perform the calculation shown below
×
8
33
6 5
1
13
4
1
2
×
8
33
6 5
1
13
4
1
2