1、2x(5x23y) 2ab(8ab28a2b) 4 9a(ab22b) 2ab(9a2b27ab) 5 1 2 (a2b39a3b2)ab 3x(3x6y2) 4 3 9 1 (x3y22x3y3)xy 4x(9x7x28) 8 8 3ab(2ab24ab2) 4x(9x22x1)8x(3x5y) 3ab(3ab26ab2) 1 5a(a2b25b) 7ab(3ab6a2b2) 7 7 (a2b33a2b3)ab 4x(8x22y2) 1 4 (x3y38x2y3)xy2 6x(9x29x27) 6 5 4ab(3a2b23ab2) 2x(4x4x21)9x(4x25y) 3ab(3a2b24
2、a2b2) 3 6a(a2b26b2) 7ab(5ab2ab) 4 1 (a2b25a2b3)ab 6x(5x2y2) 3 7 7 6 (x3y32x2y3)xy 5x(4x24x23) 6 7 4ab(7ab25ab) 7x(3x2x22)7x(9x4y2) 2ab(2ab9ab)4a(a2b26b2) 3ab(8a2b3ab2)(a2b27a2b3)ab 7x(2x28y) 5 6 1 8 (x3y29x2y3)xy2 7x(4x26x3)2ab(9a2b9ab2) 3x(5x2x21)6x(6x28y2) 2ab(2a2b23a2b2)7a(ab6b) 6ab(2ab23a2b) 5 5
3、 (a2b29a2b2)ab 2x(3x23y2) 4 4 (x3y39x3y2)xy 6x(5x27x1) 3 3 6ab(8ab28a2b) 4x(3x7x22)9x(5x5y) 6ab(4ab23a2b2)8a(ab25b2) 8ab(6ab28ab) 1 7 (a2b23a3b3)ab 6x(7x7y2) 6 8 1 1 (x3y28x3y3)xy 9x(7x6x22)9ab(6a2b26ab) 5x(9x29x6)6x(5x29y) 2ab(6ab28a2b)7a(ab5b2) 4ab(5a2b26a2b2) 1 5 (a3b26a3b3)ab 2x(5x29y2)(x2y25x2y
4、2)xy2 7x(3x6x7)3ab(7a2b28a2b) 3x(3x28x5)7x(9x25y2) 9ab(7a2b22ab) 2 5a(ab28b) 2ab(8ab28a2b2)(a3b26a2b2)ab 9x(7x28y) 3 5 4 8 (x3y35x3y2)xy 7x(9x7x23)8ab(4a2b22a2b) 4x(2x27x9)9x(4x26y2) 6ab(2ab22ab2)8a(ab22b) 4ab(2a2b6a2b2)(a3b33a2b3)ab 5x(2x5y2) 3 4 (x3y34x3y2)xy2 4x(3x3x24)4ab(6ab26ab) 9x(5x6x8)7x(5x
5、29y) 4ab(2ab6ab2)5a(a2b3b2) 4ab(4ab4ab2)(a3b37a2b2)ab 9x(2x24y2) 5 7 8 2 (x2y22x2y3)xy2 3x(5x24x6) 7 3 3ab(8ab29ab2) 3x(2x27x26)7x(8x2y2) 6ab(5ab6a2b)5a(ab8b2) 9ab(7ab24ab2)(a3b34a3b3)ab 7x(8x27y2) 5 3 1 9 (x3y22x2y3)xy 6x(9x4x28)8ab(6a2b6a2b2) 8x(5x27x29)5x(7x28y) 7ab(6a2b5a2b2)8a(a2b23b) 7ab(7a2b2
6、5a2b) 7 4 (a2b35a3b3)ab 6x(6x22y2)(x3y38x2y2)xy 8x(4x9x28)9ab(5ab8ab) 6x(9x5x27)9x(7x29y2) 5ab(8a2b26ab) 9 4a(a2b3b) 4ab(9ab23a2b2) 8 (a3b38a3b3)ab 6x(5x29y2)(x3y35x3y3)xy 8x(2x25x3) 4 7 9ab(9a2b9ab) 9x(9x7x22)5x(5x24y) 4ab(6a2b29a2b)4a(ab28b) 3ab(4ab25ab)(a3b36a2b3)ab 3x(2x9y2)(x2y23x2y2)xy2 4x(3x5
7、x1) 5 8 6ab(7ab23a2b) 5x(2x9x7)3x(3x29y2) 5ab(7a2b4ab2)9a(a2b5b) 5ab(5a2b29a2b2)(a3b36a2b3)ab 5x(6x9y2) 6 6 (x2y33x3y3)xy2 8x(2x3x28)8ab(8a2b6ab2) 2x(8x4x28)4x(8x9y) 7ab(4ab6ab2)3a(ab7b) 6ab(2a2b26a2b)(a2b28a2b2)ab 8x(2x2y2) 2 7 (x2y25x2y2)xy2 6x(2x5x7) 3 6 3ab(9a2b4ab) 4x(4x27x2)2x(2x7y2) 4ab(5a2b28ab)4a(ab27b) 7ab(5a2b29a2b) 7 1 (a3b32a2b2)ab 3x(9x7y2) 8 4 6 9 (x3y34x3y3)xy2 8x(5x9x7) 7 8 8ab(9ab28ab2) 6x(4x22x26)9x(8x3y2) 9ab(8a2b6a2b)4a(ab25b) 2ab(6ab26a2b2)(a3b39a2b3)ab 7x(6x9y)(x3y24x3y3)xy 3x(4x23x9)