Simultaneous Equations - Casio fx-3650P Programming Manual
Programmable scientific calculator
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- User manual (61 pages) ,
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03
Simultaneous Equations
AE BD
–
=
When
Ax
+
By
=
C
Dx
+
Ey
=
F
is given by the formula:
EC FB
–
x
=
-------------------- -
y ,
G
ON
MODE
MODE
Ｌｂｌ １：？→ Ａ：？→ Ｂ：？→ Ｃ：Ａ → Ｙ：Ｂ → Ｘ：Ｃ → Ｍ：？→ Ａ：？→ Ｂ：？→
Ｃ：ＡＸ － ＢＹ → Ｄ：Ｄ ＝０⇒ Ｇｏｔｏ １： （ＸＣ － ＢＭ）÷ Ｄ → Ｘ： （ＡＭ － ＣＹ）÷
Ｙ ＜ 81 STEP ＞
Ｄ → Ｙ：Ｘ
INPUT
Ａ,Ｂ,Ｃ (first time):
OUTPUT
X,Y: solutions to the simultaneous equation
The solution to
8x 5y
Prog
1
EXE
3
1
EXE
≠
G 0
, the solution to the simultaneous equation:
AF CD
–
=
--------------------- -
G
MODE
Ax
+
3x
+
y
=
9
x
=
is
–
=
1
PRGM
COMP
1
MODE
By
=
C
Ａ,Ｂ,Ｃ (second time):
2 y ,
=
3
S A
S A
S A
1
1
Dx
+
Ey
P1 P1 P2 P3 P4
D R
P1 P1 P2 P3 P4
D R
P1 P1 P2 P3 P4
D R
=
F
G
G
G
5
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