Casio fx-9860G SD Calculator User Manual


 
20050401
2-4-10
Function Calculations
n! n!
nPr = ––––– nCr = –––––––
(nr)! r! (nr)!
k Permutation and Combination
uu
uu
u Permutation
uu
uu
u Combination
•Be sure to specify Comp for Mode in the Setup screen.
Example To calculate the possible number of different arrangements using 4
items selected from among 10 items
Formula Operation
10P4 = 5040 10K6(g)3(PROB)2(nPr)4w
Example To calculate the possible number of different combinations of 4 items
that can be selected from among 10 items
Formula Operation
10C4 = 210 10K6(g)3(PROB)3(nCr)4w
kk
kk
k Fractions
How you should input fractions depends on the input mode that is currently selected.
For information about the Math input mode, see “Input Operations in the Math Input Mode”
on page 1-3-8.
Fraction calculation results are always reduced before being displayed.
Denominator
Improper Fraction Mixed Fraction
Math input mode
Linear input mode
7
3
1
3
2
7 { 32 { 1 { 3
Numerator Denominator
Integer Part
Numerator
($7c3)(1$(()2e1c3)
(7$3)(2$1$3)