User Manual

1-23
4
3
= 0.1249387366log
A4(MATH) 3(Abs) l3 '4 w
20
73
5
2
+ 3 =
4
1
10
23
+
2
3
1.5 + 2.3
i
=
i
A2 '5 e+3 !'( () 1 e4 w
A1.5 +2.3 !a(
i ) wf (F on the fx-7400GIII)
dx
d
( )
x
3
+ 4
x
2
+
x
− 6
x = 3
= 52
A4(MATH) 4(
d / dx ) vM3 e+4
vx+v-6 e3 w
2
x
2
+ 3
x
+ 4
dx
=
3
404
∫
5
1
A4(MATH) 6( g) 1( ∫ dx ) 2 vx+3 v+4 e1
e5 w
(
k
2
− 3
k
+ 5
)
= 55
∑
k
=2
6
A4(MATH) 6( g) 2( Σ ) a,(K) x-3 a,(K)
+5 ea,(K) e2 e6 w
k Performing Matrix/Vector Calculations Using Math Input/Output Mode
u To specify the dimensions (size) of a matrix/vector
1. In the RUN • MAT mode, press !m(SET UP) 1(Math) J.
2. Press 4(MATH) to display the MATH menu.
3. Press 1(MAT) to display the following menu.
• { 2 × 2 } … {inputs a 2 × 2 matrix}
• {3×3} … {inputs a 3 × 3 matrix}
• {
m×n} … {inputs an m-row × n-column matrix or vector (up to 6 × 6)}
• {2×1} … {inputs a 2 × 1 vector}
• {3×1} … {inputs a 3 × 1 vector}
• {1×2} … {inputs a 1 × 2 vector}
• {1×3} … {inputs a 1 × 3 vector}
Example To create a 2-row × 3-column matrix
3( m × n )
Specify the number of rows.
cw
Specify the number of columns.
dw
w