1、 1 1(9k38k23)( k39k29k) 4 5(2m29m2)(3m7n3) (2x25x3)8(4x25x) 9(x22)7(x29) (x2y5xy9)3(x2y8xy2) 2 2(x221x16y)(x212x16y) 3 3(6k34k24)(8k39k21k) 6 4(3m29m8)(6m n5) (6x28x9)9(3x22x) 9(x27)4(x26) (x2y5xy6)9(x2y5xy3) 1 6(x217x17y)(x215x18y) 7 7(3k37k26)(3k37k22k) 2 5(9m22m6)(7m n8) (9x23x5)4(8x24x) 5(x26)3(
2、x26) (x2y3xy4)9(x2y4xy6) (x225x19y)(x214x19y) 6 6(7k35k24)(7k39k25k) (3m29m2)(8m n1) (3x24x5)5(5x29x) 6(x22)2(x28) (x2y3xy3)3(x2y2xy6) 7 1(x223x11y)(x211x20y) (5k38k23)(5k3 k24k) (8m23m5)( m2n7) (4x27x9)3(5x25x) 6(x21)3(x24) (x2y5xy3)5(x2y4xy6) 6 8(x229x10y)(x210x29y) (2k33k23)(8k3 k26k) (3m26m6)(9m9n6) ( x27x1)2(6x2 x) 7(x27)9(x27) (x2y7xy2)7(x2y6xy6) 1 9(x216x13y)(x210x18y) 8 8(7k33k28)(8k39k26k) 6 3(6m22m5)(3m3n6) (6x26x7)5(8x29x) 7(x22)4(x26) (x2y8xy3)7(x2y6xy3) (x212x11y)(x214x13y) (5k33k21)(7k32k25k)