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HP 46 User Manual

HP 46
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Trigonometric
Operations
8
Angular
Units
Three
decimal-angle
units
are
provided
in
the
HP-46:
degrees,
radians
and
grads.
When
the
calculator
is
switched
on,
it
automatically
calcu-
lates
in
degrees.
To
select
a
different
unit,
press
mmm
and
the
applicable
key:
E
N
T4
CHS
E
R
RAD
GRD
DEG
Trig
Functions
The
following
trig
functions
are
available
on
the
HP-46:
SIN
ASN
(sin°1)
cOS
ACS
(cos™)
TAN
ATN
(tan'!)
These
functions,
as
the
simple
functions,
operate
on
x,
whether
it
is
a
newly
keyed
in
number
or
the
result
of
a
previous
calculation.
To
use
the
standard
trig
functions,
press
the
function
key.
To
use
the
inverse
functions,
press
first
=mm
,
and
then
the
appropriate
function
key.
The
calculator
uses
storage
location
number
9
to
store
intermediate
results
while
calculating
trig
functions.
Any
data
stored
in
this
location
is
erased
when
using
these
functions.
EXAMPLES
A. Find
the
cosine
of
33°
(If
the
calculator
is
not
already
in
degree
units,
press
mmm
DEG).
33.00
C
0.84
°
—-Z-270
Press:
33

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HP 46 Specifications

General IconGeneral
BrandHP
Model46
CategoryCalculator
LanguageEnglish

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