Sharp PC-1500 Applications Manual page 24
Hide thumbs
Also See for PC-1500:
- Technical reference manual (182 pages) ,
- Instruction manual (169 pages) ,
- Service manual (37 pages)
Advertisement
All
and
more
about
Sharp PC-1500
at
http:/lwww.PC-1500.info
SHARP
PROGRAM
T
I
T
L
E
I
Outline
]
QUADRATIC
AND
CUBIC
EQUATIONS
PROGRAM
NO.
PS-
A-
6
CE-
I
50
required
This program
determines
the roots
of
quadratic and cubic
equations. Selecting a
quadratic
or
cubic
equation,
and
keying-in
the factors
of
the
equation,
allows you
t
o
find its
root.
I
Operating
Guide
I
Input:
I.
Choosing
the equation
loul
0
for
the root of
a
quadratic
equation
.
.....
.
.
.
...
(A)
JDEF
I
II]
for the
root of a cubic
equation
....
.....
......
(B)
2.
Coefficients
input
For(A),
Coefficients
a, band
c
inputs
For
(B),
Coefficients
a,
b,
c and
d
inputs
Output:
Root
value
-
"
REAL",
"X,
"
and
"
X
2 "
will
be
printed
out
for
2
real
roots.
" DOUBLE"
and
"
X
1
"
will
be
printed
out
for
a
double
root.
"••• REAL •••",IMAGINARY,
real ·part
and
imaginary
part
will
be
printed
out
for
an
imaginary root.
I
Example
I
1.
Root of
a
quadratic
equation
4X
1
-
X
-
I= 0
sx•
+
4X
+ 1
=
o
2
.
Root of
a
cubic equation
X
3
+
x
2
-
2x
-
2
=
o
(Contents]
( Formulas)
[)
Root
of
a quadratic
equation:
ar
•
+
b
r
+
c
=
O
(
a
~
0
)
-b
±J
b
2
-
4ac
r
=
2a
(I)
Real
root with b
2
-
4ac
>
O
r=
- b
±J
b'
-
4
ac
2a
(2)
Real
root
with
b
2
-
4ac
=
O
b
r
=
-
2a
Do not
sale
this PDF
!!!
-
18
-
1
Advertisement
