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HP HP-67 User Manual

HP HP-67
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164
Program
Editing
Problems
1.
You
may
have
noticed
that
there
is
a
single
keyboard
operation,
[
&8,
that
calculates
the
hypotenuse,
side
¢,
of
a
right
triangle
with
sides
a
and
b
input
to
the
X-
and
Y-registers.
Replace
the
(7,
(%],
(7,
B2,
and
instructions
in
the
Pythagorean
Theorem
program
with
the
single
£§
instruction
as
follows:
a.
Use
the
()
(0] (0] (n]
and
keys
to
verify
that
the
Pythagorean
Theorem
program
in
your
HP-67
contains
the
instructions
shown
below.
oo1
[
(EJE@
002
B
003
O3
Replace
all
of
these
004
[}
instructions
with
a
005
B
instruction.
006
[
007
[
[s1k
008
3
b.
Use
the
(<]
()
(n) (n]
keyboard
operation
to
go
to
step
006,
the
last
instruction
to
be
deleted
in
the
program.
c.
Usethed
keyboard
operation
in
W/PRGM
mode
to
delete the
instructions
in
steps
006,
005,
004,
003,
and
002.
Note:
When
modifying
a
program,
you
should
always
de-
lete
instructions
before
you
add
others,
to
ensure
that
no
vital
instructions
are
“bumped”
from
the
bottom
of
program
memory
and
lost.
d.
Load
the
£
instruction
into
step
002.
e.
Verify
that
the
modified
program
looks
like
the
one
below.
001
0
002
B
003
@
004
@
f.
Switch
to
RUN
mode
and
run
the
program
for
a
right
triangle
with
sides
a and b
of
73
feet
and
112
feet.
(Answer:
133.69
feet)

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HP HP-67 Specifications

General IconGeneral
BrandHP
ModelHP-67
CategoryCalculator
LanguageEnglish

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