2-24 Math, Angle, and Test Operations
8302MATH.DOC TI-83 international English Bob Fedorisko Revised: 02/19/01 12:12 PM Printed: 02/19/01 2:27
PM Page 24 of 26
r
(radians) designates an angle or list of angles as radians,
regardless of the current angle mode setting. In
Degree
mode, you can use
r
to convert radians to degrees.
value
r
Degree
mode
8
DMS
(degree/minute/second) displays
answer
in DMS
format (page 2
.
23). The mode setting must be
Degree
for
answer
to be interpreted as degrees, minutes, and seconds.
8
DMS
is valid only at the end of a line.
answer
8
DMS
R
8
Pr(
converts rectangular coordinates to polar
coordinates and returns
r
.
R
8
P
q
(
converts rectangular
coordinates to polar coordinates and returns
q
.
x
and
y
can
be lists.
R
8
Pr(
x
,
y
), R
8
P
q
(
x
,
y
)
Note: Radian mode is set.
P
8
Rx(
converts polar coordinates to rectangular
coordinates and returns
x
.
P
8
Ry(
converts polar
coordinates to rectangular coordinates and returns
y
.
r
and
q
can be lists.
P
8
Rx(
r
,
q
), P
8
Ry(
r
,
q
)
Note: Radian mode is set.
r
(Radians)
8
DMS
R
8
Pr (,
R
8
P
q
( ,
P
8
Rx(,
P
8
Ry(
