Casio fx-95MS User Manual page 27

• Any time until you input a value for the final coefficient
c
( for two unknowns,
2
[
use the
on the screen and make changes, if you want.
• Note that you cannot input complex numbers for coeffi-
cients.
Calculation starts and one of the solutions appears as soon
as you input a value for the final coefficient.
Variable name
]
Press the
to scroll between all of the solutions for the equation.
Pressing the
input screen.
• Example: To solve the following simultaneous equations
(Unknowns?)
(a ?) ....... (d
1
(a ?) ....... (d
2
(a ?) ....... (d
3
(x = 2)
(y = 5)
(z = 4)
]
and keys to move between coefficients
x=
key to view other solutions. Use
t
key at this point returns to the coefficient
x y
2 + 3 –
x y
3 – 2 + 2
x y
5 + 3 – 4
?)
1
?)
2
?)
3
d
for three unknowns), you can
3
0.
Solution
z
= 15
z
= 4
z x
( = 2 ,
= 9
3
= = D
2 3
= D
3 2
= = D
5 3
]
]
25
Arrow indicates
direction you
should scroll to
view other
solutions.
[
y z
= 5 ,
=
1 15
= = =
2 4
= =
4 9
]
and
= 4)
=