1、(3)5(3)2(3)2 t5t3 bb6 ()()7 y4ny8n+1 ymy8m+1 8 8 8 (3103)(3103) (ab4)(6a3) (3x)3(4x3y4) 8x29x3 6y3(8xy2) (3x)28x2 (2a)2(4a)3 5a7a4 8y32y3 (10a)3 (3b)3 (5b)3 (xy3)2(2x3)2 (ab)3 (4102)3 (5ab2)2(103)9 (x9)3 (xn)5 (a2)3(106)8 (a2)4 (xm)7 (a9)2a3xx5 a6a4 y9y5 (2)(2)8(2)9 xmx2m-1 xmx2m+1 ()9()3()7 s3s4 c8
2、c7 6 6 6 (9)8(9)4(9)8 z2z8 aa6 ()3 yny5n-1 x3mx6m+1 2 2 2 (4102)(6109) (ab4)(6a) (4x)3(3x4y3) 7x3x 5y3(4xy2) (4x)26x4 (3a)2(4a)3 3a3a2 3y3y (4a)2 (6b)2 (5b)3 (xy5)2(6x4)2 (ab)5 (2102)3 (4ab3)2(106)8 (y3)3 (bn)8 (b2)3(108)7 (y4)9 (am)3 (a7)2a6xx3 s4s9 zz6 (5)(5)6(5)2 x4nx8n-1 xmx6m+1 ()5()6 t3t s7s 3
3、 3 3 (10)6(10)7(10)5 y5y9 b9b3 ()6()4 xmx5m-1 y2my9m-1 (9(9104) (7a2b4)(2a2) (3x)2(2x4y2) 3x39x2 5y(4x2y2) (4x)39x2 (4a)2(3a)3 8a45a2 9y6y (7a)2 (6b)3 (2b)3 (xy2)2(2x2)3 (xy)2 (4104)3 (3ab4)3(105)8 (a4)9 (xm)3 (x5)3(109)6 (y3)3 (yn)8 (a9)6a7xx9 aa2 ss6 (7)(7)4(7)8 xnx4n+1 x4mx6m+1 ()4()3 a3a y8y8 7
4、7 7 (9)(9)4 c9c9 aa8 ()7 y6ny6n-1 y4my9m+1 4 4 4 (5108)109) (ab4)(9a) (3x)2(3x2y5) 7x5x 6y(8x2y) (4x)27x4 (2a)2(2a)2 2a5a3 8y9y (10a)3 (2b)2 (6b)2 (xy2)4(6x2)3 (ab)2 (3103)2 (3ab3)3(103)6 (b2)3 (xn)9 (x3)2(104)9 (a8)3 (xm)7 (a8)6a5xx4 xx5 x6x4 (5)8(5)2 xnx6n-1 xmx3m+1 ()8 a7a8 s8s3 9 9 9 (2)5(2)4(2)
5、3 y4y4 aa6 ()2 ymy5m+1 xnx2n-1 (7109) (9a2b2)(3a2) (4x)2(2x4y3) 8x2x4 9y(4xy) (4x)37x3 (2a)3(4a)3 5a47a 2y47y (4a)3 (4b)3 (2b)2 (xy4)3(5x3)2 (xy)4 (4102)2 (5ab3)3(106)2 (y5)5 (yn)8 (x7)8(108)9 (b6)8 (bm)3 (a5)9a6xx5 a3a9 xx9 (9)6 xnx6n+1 xnx8n-1 ()8 y7y3 t5t7 (10)4(10)3 xx5 aa8 ()7 xnx2n-1 ymy3m+1 (7106)(8103) (8a3b2)(7a) (3x)3(3x4y2) 5x2x2 3y3(3x2y3) (3x)34x4 (2a)3(4a)3 2a44a2 6y27y2
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