1、 1 1(7k36k26)(7k33k24k) 4 4( m22m8)(5m2n2) (5x23x8)8(2x29x) 6(x21)8(x22) (x2y8xy4)3(x2y4xy2) 6 8(x212x11y)(x215x22y) (3k33k29)(8k35k21k) 6 4(6m28m8)(5m2n7) (2x24x3)9(6x23x) 2(x21)9(x23) (x2y8xy4)6(x2y7xy3) 6 1(x212x16y)(x220x27y) 5 5(6k3 k29)( k37k27k) 6 2(3m23m6)(2m3n7) (6x24x9)8(4x27x) 6(x29)4(x25
2、) (x2y5xy7)2(x2y8xy9) 9 1(x210x19y)(x220x25y) (7k3 k23)(3k37k26k) (8m25m1)(3m9n2) (3x23x3)2( x29x) 2(x22)2(x28) (x2y5xy8)5(x2y5xy2) (x226x19y)(x215x14y) (4k36k28)(3k35k22k) 2 4(9m29m1)(5m5n6) (4x25x7)3(8x28x) 9(x29)8(x27) (x2y2xy8)8(x2y3xy8) (x225x10y)(x211x17y) (8k36k28)(9k36k29k) 6 6(2m23m2)(8m7n7) (7x25x5)9(7x25x) 7(x27)5(x21) (x2y6xy8)3(x2y6xy2) (x214x12y)(x218x11y) (8k36k27)(6k38k23k) 4 5(7m28m6)(5m4n4) (4x2 x5)6(9x27x) 7(x25)9(x27) (x2y2xy8)4(x2y6xy3) (x220x19y)(x215x18y) (6k33k28)(2k34k29k) 4 3