Casio CFX-9970G User Manual page 75

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Function Calculations
k k k k k Coordinate Conversion
• With polar coordinates, % can be calculated and displayed within a range of
–180°< % < 180° (radians and grads have same range).
P.5
• Be sure to specify "Comp" for Calculation/binary, octal, decimal, hexadecimal
mode.
Example
!Zcccc1(Deg)J
K6(g)5(ANGL)6(g)
1(Pol()14,20.7)w
Example
!Zcccc1(Deg)J
K6(g)5(ANGL)6(g)
2(Rec()25,56)w
k k k k k Permutation and Combination
P.5 • Be sure to specify "Comp" for Calculation/binary, octal, decimal, hexadecimal
mode.
u u u u u Rectangular Coordinates
To calculate r and %
Operation
To calculate x and y when r = 25 and % = 56
Operation
u u u u u Permutation
n!
nPr = –––––
(n – r)!
u u u u u Polar Coordinates
°
when x = 14 and y = 20.7
Ans
1 – 24.989 – & 24.98979792 (r)
2 – 55.928 – & 55.92839019 ( % )
Ans
1 – 13.979 – & 13.97982259 (x)
2 – 20.725 – & 20.72593931 (y)
u u u u u Combination
Display
°
Display
n!
nCr = –––––––
r! (n – r)!
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