@ @pbjïØ Üa@ @QQR .C(9, 3) = 9! = 84 . 7 + 84 = 91 9 6!!× 3! 6 [PACAT] ( ) .B A BA .A B BA : . 6! = 360 .2 6 () 2 FM MAROUF .(MF FM . 6! MAROUF FM )2×5! FM . 6! − 2 × 5! = 720 − 240 = 480 4 () . M1, M2, M3,M4 C1,C 2,C 3,C 4 . MiCi 8