HP HP-67 - Page 105

Press Display
o
3
4
a
o
Example 2: Convert polar coordinates (8,
coordinates.
Function Keys 101
Radians mode selected.
(Display assumes no re-
sults remain from
previous examples.)
y-coordinate entered into
the Y-register.
x-coordinate keyed into
the X-register.
Magnitude r.
Angle 6 in radians.
120 grads) to rectangular
Press Display
120 120.00
8
o
X&)
Grads mode selected.
(Note that results can
remain from previous
examples.)
Angle 6 entered into the
Y-register.
Magnitude r placed in
displayed X-register.
x-coordinate.
y-coordinate brought
into displayed X-register.