Page 124 - Fixtures
P. 124
@ @QPY@ @ÖïÐaínÜaì@Þî†bjnÜa@ @
BA .CAB BCA . 2 ×10 = 20
[MAΘ 2008] ( )
5
DC
.
.
. . 2 ×C(4,2) = 12
.4 .12 + 4 = 16
AABBCC [MAΘ 2008] ( )
. 6! = 90
2!!× 2!!× 2!
ABC
. ABC
4! = 24 .C B A ABC
A B C ABC .
.24 − 1 = 23 . ABC A B C
15 4 ( )
