Rectangular-To-Polar Conversions; Polar-To-Rectangular Conversions - Texas Instruments TI-25X Solar User Manual

Rectangular-to-Polar Conversions

Pressing [
R P
to polar coordinates (r, ).
Example: Convert the rectangular coordinates (10, 8) to
polar coordinates.
Comments
Enter x and y
Value of
Value of r
Value of
To alternate between the two converted values (r and ),
press

Polar-to-Rectangular Conversions

Pressing [
P R
rectangular coordinates (x, y).
Example: Convert the polar coordinates (5, 30 ) to
rectangular coordinates.
Comments
Enter r and
Value of y
Value of x
Value of y
To alternate between the two converted values (x and y),
press
] converts rectangular coordinates (x,y)
Keystrokes
10
[ ]
R P
repeatedly.
] converts polar coordinates (r, ) to
Keystrokes
5
[ ]
P R
repeatedly.
12 ENG
8
30
Display
8.
38.659808
12.806248
38.659808
Display
30.
2.5
4.330127
2.5