Page 89 - Fixtures
P. 89
@ @pbjïØ Üa@ @WT
500 [TFAOC] ( )
4 4 [AIME 2005] ( )
.
.
3 3 8 [AIME 1990] ( )
: . .
. ()
()
ABCD [AIME 2004] ( )
)
.C < D B >C A<B
. . 1423 1324
[AIME 1989] (
15 [TFAOC] ( )
10 .
.
