Casio ALGEBRA FX 2.0 Manual Calculations - Manual (Page 25)

19990401
2-4-9
Function Calculations
n ! n !
n Pr = ––––– n Cr = –––––––
(n – r)! r ! (n – r)!
k Permutation and Combination
u uu u u Permutation u uu u u Combination
• Be sure to specify Comp for Mode in the SET UP screen.
○ ○ ○ ○ ○
Example To calculate the possible number of different arrangements using 4
items selected from among 10 items
Formula Operation
10
P
4
= 5040 10K6( g)1(PROB)c(
n
P
r
)4w
○ ○ ○ ○ ○
Example 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 10K6( g)1(PROB)d(
n
C
r
)4w