1、x3y3 x3y33p n 3p nm4 7 m m 4n 3n n n3 n3 n3 2 16cd 2cd 7m 7m 5m1 (5m1)2 m 4 m2b2 mba7 a5 x2y 3y3y b 3y bb7 4 9b 4b b b8 b8 b8 4 15c2d2 9c2d2 5y 7y 4y4 (4y4)2 m 1 m2n2 mn a2a9 x3y 5yxy3 xy33p2a 3p2an8 6 n n 4b b 8b b4 b4 b4 4 33cd2 3cd2 2b 5b 6b9 (6b9)2 b 3 x2x1 x62x y 8y y3n y3nm3 9 n 3n 8n n3 n3 n3
2、 2 45cd 7c2d 7b 8b 4b1 (4b1)2 b 6 a2b2 ab mm5 m3 x2y 3yx3y x3y 5 52m b 2m bb4 5 y y y y5 y5 y5 1 15cd 8c2d 8x x 6x4 (6x4)2 a2n2 ana4 a98x5y 8y 4 22p2q 2p2qm3 7 4b b 4b b1 b1 b1 3 43cd 8c2d 4x8 (4x8)2 x 1 x2y2 xyx5 x46x y 7yx3y2 x3y23x3a 3x3aa5 2 a a 7y y y y9 y9 y92cd 8c2d2 x 4x 6x2 (6x2)2 b 4a6 a67
3、x y 5xx2y3 x2y32m q 2m qb4 9 y y 9y y7 y7 y78cd2 8c2d2 8b b 2b1 (2b1)2 n 6m5 m1 x y 9xa6 5 b b 7b b3 b3 b32cd2 9cd 9y 7y 6y9 (6y9)2 b 1 m2b2 mbm2 m7 x7y 6y 4 5b4 7 9x x x x6 x6 x63cd 9cd2 4a1 (4a1)2a87x y 8xxy xy 5 32p b 2p ba4 9 5x x x x9 x9 x9 1 39c2d 6c2d2 7m m 4m2 (4m2)2 y 3 m2y2 myx7 x5 x y 4x
4、y b y bn7 1 9y 2y y y6 y6 y67cd2 9c2d 5x 2x 3x3 (3x3)2m4 m56x y 2yxy3 xy3 1 23y n 3y nm6 5 a a a a6 a6 a64c2d 7cd x 7x 6x2 (6x2)2 m 2 m2y2 my xx5 x3 x6y 4y2x3n 2x3nx4 8 y 4y y 3 26c2d2 3cd y y 6y7 (6y7)2 x 2 x2b2 xbm9 x y 3xx2y x2yy7 1 y y 3y y2 y2 y26cd2 8cd2 3m1 (3m1)2 a 5 a2y2 aya3 a24x y 7yx2y3
5、x2y3 p n p n 8y 7y y4c2d 5cd2 y 8y 4y2 (4y2)2 a 4a1 a7 x y 7yxy2 xy22x n 2x nn6 1 y 5y y y9 y9 y95c2d2 4c2d y 3y 5y4 (5y4)2 y 6 a2y2 ay x96x y 5yx2y x2y2x2n 2x2ny4 8 5n 4n 7n n2 n2 n25cd 9c2d2 3b5 (3b5)2 y 53x y 8x2y b 2y bx8 4 x 7x 3x x3 x3 x39cd 6cd 8y y 3y9 (3y9)2m1 x5y 3x x2a x2am5 6 x x x x9 x9
6、 x94c2d2 6cd a 4a 3a1 (3a1)2 x 5x5b9 6 a 5a a a1 a1 a17cd 7cd 6y y 4y9 (4y9)2m2 x4y 8yxy xy3x b 3x ba7 8 m m 9m m1 m1 m12c2d 7c2d2 4x1 (4x1)2a68x2y 7y 3 5x7 1 2x x x3c2d 8c2d 7a a 3a7 (3a7)2 b 5m27x5y 5xxy2 xy2b8 3 m 4m m m3 m3 m34c2d 9c2d 2y6 (2y6)2 x8y 6y 3 1n2 4 4x 4x 6x x8 x8 x89cd 8cd2 b 6b 2b4
7、 (2b4)2m3 m9 x6y 5y3x2n 3x2nb5 1 n n n9c2d 7cd2 3x9 (3x9)2 x y 7x x b x bn1 1 n8 n8 n82c2d2 6c2d 9x 3x 6x7 (6x7)2 n 3 x3y 3y 5 2n7 7 8n 9n 6n9c2d2 7cd 3x3 (3x3)2 m 5x8 x y 6y y a y a 3 35c2d2 3c2d 9n 2n 3n3 (3n3)22x y 7y 5 4x1 8 6b 6b 5b4cd 5cd2 5y y 2y7 (2y7)2 m 6x8 x y 5y3p3n 3p3nn3 1 m m m m5 m5
8、m59c2d 9cd 8m m 5m3 (5m3)2a12x y 2y3x a 3x aa6 7 m m 6m m2 m2 m25cd2 5cd 5n1 (5n1)2 a2b2 abm7 m8 x y 2y m3a m3aa8 4 8y 4y 4y7c2d2 7c2d 4a2 (4a2)2 a 2m4 x y 5x2y2q 2y2qa1 7 a 3a a a4 a4 a44cd 8cd2 2m9 (2m9)2 x 4m97x5y 6x 1 5 p2a p2an2 7 2n n 3n4c2d2 2cd 2x x 3x4 (3x4)2a8y3 4 b b b b9 b9 b92c2d2 6cd 8a 5a 4a1 (4a1)2 y 2a2 a1 x5y 8y m3n m3na7 4 2x 8x 9x x7 x7 x73c2d2 4c2d n 3n 4n6 (4n6)2m63x y 8xa7 1 b 4b 7b b8 b8 b85c2d 9c2d2 4b2 (4b2)2 n 2 m2n2 mnm1 m2
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