1、 x x 5m m m m1 m1 m1 2 48cd2 8c2d 5m 3m 2m7 (2m7)2 b 6 m2b2 mb xx5 x16x4y 9yx2y x2y 5 22p3a 2p3ax2 7 2y 9y 9y y7 y7 y7 2 28cd2 3c2d x 7x 3x3 (3x3)2 m 4 m2n2 mnm3 m8 x4y 2xx3y3 x3y3 3 23m n 3m ny6 9 y y 5b b 5b b8 b8 b8 3a 2a 6a5 (6a5)2 x 6 x2y2 xy x2x6 x54x y 4xxy2 xy2 3 53x3q 3x3qx9 4 3b b b b7 b7
2、b7 4 19c2d 2cd 3y1 (3y1)2 n 4 a2n2 an a2a6 a1 x6y 5xxy xy 4 53y2b 3y2bn8 2 5y 9y y 1 23c2d2 7c2d 4n n 2n3 (2n3)2 x 5 x2n2 xn aa2 a2 x2y 7x y3b y3bm3 5 m m m 6m m m2 m2 m28c2d2 8c2d2 3b 2b 6b7 (6b7)2 x 2 x2b2 xba8 a37x5y 6xx3y3 x3y33x3b 3x3bx2 2 4y y y y2 y2 y27c2d2 5cd2 y 9y 5y3 (5y3)2 y 4 x2y2 xy m
3、m6 m39x2y 8yxy xy m q m qn4 8 n 5n 5n n7 n7 n79cd 6c2d2 7x 7x 4x2 (4x2)2 m 1x2 x8 x y 3yx3y x3y3x n 3x nb7 9 b b 4y y 5y y6 y6 y6 1 39cd 5c2d2 6x2 (6x2)2 x2n2 xnm3 m53x y 7y 2 3 p3b p3bn3 2 a 3a a a6 a6 a65c2d 8cd 2a a 5a1 (5a1)2 b 4 x2b2 xbm45x y 6xx2y2 x2y2 1 52y n 2y na4 3 a a x x 5x x2 x2 x2 3 1
4、2c2d 3cd2 4x6 (4x6)2a14x3y 9y x b x ba1 5 y 8y 4y y2 y2 y2 4 22c2d2 2c2d 2m1 (2m1)2 b 3 m2b2 mbm9 m1 x4y 6y2y b 2y by1 8 m 5m m m6 m6 m6 4 44cd2 2c2d2 6b b 4b2 (4b2)2 x 4m56x3y 7xxy3 xy33m2q 3m2qy2 5 6y 4y 6y y3 y3 y32c2d2 9cd 2n9 (2n9)2 y 1m1 m2 x5y 3x3m2n 3m2ny5 1 y 4y y y8 y8 y8 2 14c2d2 6c2d2 y
5、7y 2y8 (2y8)2 m2y2 my m7 x y 8yx2y3 x2y32m2b 2m2bx9 3 8b b b b6 b6 b6 4 3 4m 2m 4m6 (4m6)2 n 3 a2n2 anm1 x y 7y p2n p2nx9 9 9y y y y7 y7 y7 3 36c2d 8cd2 9b b 2b4 (2b4)2x7 x2x3y2 x3y23y3a 3y3am2 4 a a 7a a5 a5 a59c2d2 3cd 4m4 (4m4)2a79x y 9y p q p qy1 5 9n n 3n n9 n9 n92cd 5c2d2 2x7 (2x7)2 y 3x52x y 6yx2y3 x2y3 3 4 p a p ay1 2 9x x x x5 x5 x53cd 7c2d 6y y 6y2 (6y2)2 x 1x9 x y 9y p n p nm5 5 m 4m m m9 m9 m95cd2 8c2d 8y y 6y1 (6y1)2 a 3m7xy3 xy3 5 13x a 3x am2 7 n n 6n
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