Casio FX-9750GII - Manual (Page 56)

2-18
Example Operation
Calculate r and Ƨ ° when x = 14 and y = 20.7
20.7U)
Calculate x and y when r = 25 and Ƨ = 56° (Rec() 25 56U
* fx-7400G II , fx-9750G II : AAAAA ** fx-7400G II : (ANGL)
I Permutation and Combination
S Permutation S Combination
• Be sure to specify Comp for Mode in the Setup screen.
Example 1 To calculate the possible number of different arrangements using 4
items selected from among 10 items
Formula Operation
10
P
4
= 5040 10 *(E)(PROB)*(
n
P
r
) 4 U
* fx-7400G II : (PROB)
Example 2 To calculate the possible number of different combinations of 4 items
that can be selected from among 10 items
Formula Operation
10
C
4
= 210 10 *(E)(PROB)*(
n
C
r
) 4 U
* fx-7400G II : (PROB)
I Greatest Common Divisor (GCD), Least Common Multiple (LCM)
Example Operation
To determine the greatest common
divisor of 28 and 35
(GCD (28, 35) = 7) *(E)(NUM)*(E)(GCD) 28
35
U
To determine the least common multiple
of 9 and 15
(LCM (9, 15) = 45) *(E)(NUM)*(E)(LCM) 9 15
U
* fx-7400G II : (NUM)
1 24.989

24.98979792 (r)
2 55.928 
55.92839019 ( ) 
1 24.989

24.98979792 (r)
2 55.928 
55.92839019 ( ) 
1 13.979

13.97982259 (x)
2 20.725 
20.72593931 (y)
1 13.979

13.97982259 (x)
2 20.725 
20.72593931 (y)
n! n!
nPr = nCr =
(n – r)! r! (n – r)!
n! n!
nPr = nCr =
(n – r)! r! (n – r)!