Casio fx-9860G AU User Manual

20050401
2-4-9
Function Calculations
k Coordinate Conversion
uu
uu
u Rectangular Coordinates
uu
uu
u Polar Coordinates
•With polar coordinates, θ can be calculated and displayed within a range of
–180°< θ < 180° (radians and grads have same range).
•Be sure to specify Comp for Mode in the Setup screen.
Example Operation
Calculate r and θ ° when x = 14 and y = 20.7 !m(SET UP)cccccc
1(Deg)J
K6(g)5(ANGL)6(g)1(Pol()
14,20.7)wJ
Calculate x and y when r = 25 and θ = 56° 2(Rec()25,56)w
1 24.989 → 24.98979792 (r)
2 55.928 → 55.92839019 ( θ )
1 13.979 → 13.97982259 (x)
2 20.725 → 20.72593931 (y)

Casio fx-9860G AU Specifications

General

Display Type	LCD
Display Size	128 x 64 pixels
Connectivity	USB
Model	fx-9860G AU
Category	Graphing Calculator
Power Source	4 AAA batteries
Programming	Yes (Casio BASIC)
Dimensions	184 x 91 x 21 mm