Texas Instruments TI Programmable 57 User Manual

SECTION 2: ADVANCED/
“SLIDE RULE” KEYS
[2nd]
—
PoLar
To
RECTANGULAR
CONVERSIONS
This
is
a
handy
feature
of
your
calculator
that
is
particularly
useful
in
science
and
engineering
applications.
Working
with
the
[#2]
key
—
it's
fast
and
easy
to
convert
from
polar
to
rectangular
coordinates,
or
vice
versa.
Just
follow
the
key
sequences
illustrated
below:
FROM: Polar TO: Rectangular
(R, 8)
To convert from polar fo rectangular coordinates:
e Enter your value for “R”
¢ Press [zt]
¢Enter your 6" value (units selected with angular mode keys).
Press ad)
“y" is now displayed; to read "x":
¢ Press [zt]
“x” is now displayed.
To convert from rectangular to polar coordinates follow the sequence
listed below:
FROM: Rectangular TO: Polar
(R,O)
y |----—= xy) _—_—
¢ Enter your "x’’ value
¢ Press [zt]
Enter your "y” value
* Press [INV] (2nd) OED
“@" is now displayed (in units selected by mode key); to read '‘R”:
*Press (2t]
“R" is now displayed.
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Texas Instruments TI Programmable 57 Specifications

General

Brand	Texas Instruments
Model	TI Programmable 57
Category	Calculator
Language	English