Casio fx-3650P II User Manual page 21

Coordinate Conversion (Rectangular ↔ Polar)
k
Your calculator can convert between rectangular coordinates and polar coordinates.
Rectangular Coordinates (Rec)
A Syntax and Input
Rectangular-to-Polar Coordinate Conversion (Pol)
x y
Pol( , )
x
: Rectangular coordinate
y
: Rectangular coordinate
Polar-to-Rectangular Coordinate Conversion (Rec)
r
Rec( , )
r
: Polar coordinate
: Polar coordinate -value
Example 1: To convert the rectangular coordinates (
(Angle Unit: Deg)
(View the value of )
Example 2: To convert the polar coordinates (2, 30°) to rectangular coordinates
(Angle Unit: Deg)
(View the value of
A Notes
• These functions can be used in the COMP, SD, and REG Modes.
• Calculation results show the first
r x
• The -value (or
y
-value (or -value) is assigned to variable Y (page 16). To view the -value (or
display the value assigned to variable Y, as shown in the example.
• The values obtained for
coordinates is within the range –180°<
o
x
y
r
-value
y
)
r
value or
-value) produced by the calculation is assigned to variable X, while the
when converting from rectangular coordinates to polar
o
Polar Coordinates (Pol)
-value
-value
'
2,
1+ (Pol) 92)
,92))E
t, (Y)
1- (Rec) 2,
30)E
t, (Y)
x
value only.
< 180°.
E-20
'
2 ) to polar coordinates
1732050808
2
45
1
y
-value),