人教版初中八年级数学上册因式分解综合练习题大全7.docx

1、人教版初中八年级数学上册因式分解综合练习题大全74a5b5c6ab 8bx2by 3m(xb)n(xb)10m3n12mn3 14xyz20xy 5p(y3a)2q(y3a)a(y22)b(y22) 6x3yz12xy 12a4b32a3b418abc14a4b 2mx5my 5m(za)5n(za)8mn42m3n 16x2y2z14xy 3p(zb)4q(zb)a(z27)3b(z27) 14x2yz14x3y4 8a4b18ab18ab6c6a5b3 4bx2by 5m(za)n(za)2mn10mn3 4x4yz18xy 9p(x2c)q(x2c)a(z24)4(z24) 14x5y6

2、z12x6y 6ab8ab412a6b6c10ab 9nx9ny m(xa)2n(xa)6m3n416mn 12x3yz4xy3 p(ya)q(ya)a(y3)5b(y3) 6xyz14xy 20a3b314ab14a2bc2a6b2 10nx2ny m(xc)n(xc)2mn20mn4 20x2yz12xy2 p(xb3)q(xb3)a(y7)2(y7) 14x2yz4x4y4 2a4b220a2b28abc4ab2 3ax2ay m(za)n(za)4mn44mn4 16xy4z20x3y 5p(y3c3)q(y3c3)a(y3)7b(y3) 8x5yz6x4y2 14ab216ab18a

3、b6c16a5b5 8cx10cy 9m(xc)n(xc)20mn2m2n 2xy3z2xy4 6p(yb3)q(yb3)a(x6)3(x6) 2xyz18x3y4 12a2b46a3b4a3bc20ab 8bx3by 10m(xa)n(xa)6mn216m3n2 4xy3z14x2y 7p(z2c2)4q(z2c2)a(z2)8b(z2) 4x6y2z16x4y3 4ab20a2b412abc8ab 3mx10my m(yc)7n(yc)20m4n6m2n 6x2yz16xy4 p(yb2)3q(yb2)4a(x6)4(x6) 14x5y4z18xy 18a2b416ab420a3b3c6a

4、6b 3bx10by 9m(za)n(za)10m2n10mn 6x2y3z10xy p(z3a2)q(z3a2)6a(y28)(y28) 6x4y6z10xy5 12ab220a4b44a5b2c2a3b5 6dx2dy 9m(zc)n(zc)14m4n4mn2 2x2yz4x4y p(z2a)q(z2a)4a(x8)7b(x8) 18x2yz2xy4 18ab218a3b12a2b4c20a3b 8nx8ny m(xc)7n(xc)2mn4mn2 20x4yz14x2y 6p(xb)q(xb)a(x6)3b(x6) 20x4yz2xy4 20ab12ab2ab6c2ab 4bx4by m(

5、yc)n(yc)20m4n4m2n4 6xyz16xy 9p(zb2)6q(zb2)a(y21)2b(y21) 4xyz10x6y 6ab26a2b12abc10a2b5 8cx9cy 6m(xa)n(xa)10mn20mn 10xy4z2x3y4 p(y3b2)3q(y3b2)a(x23)(x23) 14x6yz10x5y3 10ab48ab2a2b4c8ab6 7bx7by m(xc)n(xc)10m3n22mn3 12x4yz2xy p(yc)5q(yc)6a(y26)b(y26) 8xyz18x5y 12ab4ab2abc12a6b4 4bx6by m(xa)n(xa)4m2n6mn4

6、 8x4y3z16x3y3 5p(xb)q(xb)9a(x7)b(x7) 2x4yz20x2y2 10ab416a3b16a2b5c16a5b 9mx2my m(za)4n(za)6mn418mn 8xyz14xy3 p(ya2)q(ya2)2a(y24)8(y24) 6x2y4z4xy 10ab220a3b318abc10ab 7bx5by m(zb)5n(zb)20m4n220mn4 8xy3z12x3y 5p(y2a)5q(y2a)a(z5)7b(z5) 2x4yz14x4y 16a2b14a3b36abc8a3b 9bx8by m(ya)n(ya)6m3n48mn2 8x4y3z18x

7、2y 8p(y2a2)q(y2a2)a(z25)2(z25) 14x3yz20xy4 6ab48a4b8abc4a5b 8ax8ay m(zb)n(zb)4mn48mn2 18x3yz12x4y3 3p(zb)q(zb)2a(y9)b(y9) 18x6yz10xy 12ab418ab316abc8a3b3 2mx9my m(xb)9n(xb)20mn20m4n4 12xyz10xy 3p(z2b)q(z2b)a(x24)b(x24) 20xyz4x6y 10a2b20a2b412a2b3c2ab 7nx6ny m(ya)4n(ya)20mn18m3n 8xyz2xy 7p(x2b)9q(x2b

8、)a(x6)7(x6) 18x4y4z2x2y5 2a3b8a2b320abc14ab 10mx5my m(xa)4n(xa)4mn18mn4 18x4y4z12x2y3 6p(yc)q(yc)6a(x5)(x5) 8x3yz4xy 20a3b214ab420abc12a2b 8cx7cy 9m(ya)9n(ya)16mn8mn4 12x4y3z20x2y p(y3a)q(y3a)3a(y5)b(y5) 16xyz8xy5 4ab4ab12a3b3c18a3b 9mx3my m(yb)8n(yb)8mn14mn 16xyz2x4y 8p(y3b)q(y3b)10a(z27)(z27) 4xy6

9、z4xy3 16a3b22a3b18a5bc2a3b4 8bx10by 9m(xa)2n(xa)10m4n4mn 20xy4z10x4y p(z2b)6q(z2b)9a(y28)6(y28) 18xyz18xy4 8ab4a4b12a3bc8ab2 6cx3cy m(yb)4n(yb)18mn8mn 10xyz2x3y4 p(za)3q(za)6a(y4)(y4) 12x3y2z8x2y 8a4b48a3b318a2bc18ab 2dx6dy m(za)3n(za)18mn44mn 20xyz12x3y 3p(z3b2)q(z3b2)a(x8)7b(x8) 8x6y6z8x2y4 18a2b2

10、10a4b16abc14ab 8nx9ny m(zc)4n(zc)14m4n418m3n 18x4y3z4xy4 5p(z3b2)2q(z3b2)a(z1)6(z1) 10x2yz20xy3 10ab20a4b20a3b3c2a3b4 6cx6cy 10m(ya)n(ya)12m4n220mn4 16xy3z2xy2 4p(x3a3)q(x3a3)3a(y25)(y25) 2x2y2z14x4y5 6a2b218a3b2a4bc8ab 8cx8cy 2m(ya)3n(ya)12m2n44m4n2 14x4yz18xy3 2p(xb3)q(xb3)3a(x27)(x27) 18x4yz6x5y5

11、 14ab214ab6ab5c6a6b 4nx10ny 3m(zb)n(zb)10mn8mn2 12x3y3z2xy 4p(zc)q(zc)6a(y22)2b(y22) 20xyz6xy 16a4b16ab44a4b3c12a3b6 9cx4cy 7m(xa)n(xa)16m3n32m3n 4xyz6x4y4 p(xc)9q(xc)2a(y21)5b(y21) 14x5y5z8xy 14ab6ab16a5bc2ab 9cx2cy 4m(zc)n(zc)20m4n310mn4 8xy3z10x2y3 p(z2a)q(z2a)7a(y25)3(y25) 20x6yz20xy 12ab2ab26a5

12、b6c8a4b 10mx9my 6m(za)4n(za)16mn28mn2 12x4yz18x4y4 4p(xa3)q(xa3)10a(y23)(y23) 18x3y5z2x2y6 6ab218ab2a2bc14a3b2 2ax3ay m(xb)n(xb)8mn210mn 8xy4z12xy 5p(yb)5q(yb)10a(y1)5b(y1) 6xyz12xy6 8a2b2ab12abc10ab 7cx3cy 5m(yc)4n(yc)4mn12mn 12xyz20x3y p(z3c)2q(z3c)3a(x3)(x3) 12xyz2xy 20a4b18a4b6abc6a6b 7mx4my m(x

13、b)n(xb)18mn34mn 4x4y2z14xy3 8p(xc)7q(xc)10a(x7)10b(x7) 2xy3z20xy3 18a4b310a2b214a5b6c10a3b4 10bx6by m(ya)7n(ya)2m4n18m4n4 18xyz14xy 10p(yb)q(yb)3a(x26)(x26) 2x5y2z8x4y3 4a4b416ab48a2b5c16a3b3 3dx8dy 8m(xc)n(xc)14mn12mn3 16x3y3z12x2y 3p(y2b)6q(y2b)6a(x1)b(x1) 14xy3z2xy 20ab16a3b4abc20ab 6dx8dy m(zc)8

14、n(zc)10mn26m4n2 20xyz10xy 9p(za)2q(za)a(z21)(z21) 18xy4z4xy 16ab32a2b14ab6c4ab5 6mx6my m(zc)n(zc)8m3n20mn 18xyz16xy3 p(z2a3)q(z2a3)9a(z28)7b(z28) 18x6yz2xy 2a2b22ab420abc16ab 8ax2ay m(za)n(za)18mn38m3n 4x4y3z20xy4 p(zb)q(zb)7a(y26)(y26) 18x2yz4x5y 6a4b24ab14abc4ab3 5nx6ny m(yc)n(yc)14m2n8mn 12x4yz18

15、xy p(x3c3)q(x3c3)10a(z4)(z4) 8xyz18x4y3 18a4b6ab22ab5c4ab6 6cx8cy 2m(xb)n(xb)4mn6m3n3 20x3yz12xy4 5p(zc2)q(zc2)6a(y9)7b(y9) 2x4yz2x4y 8ab20ab418a2bc20a5b5 8ax3ay 4m(yb)3n(yb)4m2n418mn 12x2yz4xy 8p(xa2)q(xa2)a(x5)(x5) 6x2yz20x6y4 4a3b32ab12a3b6c8ab 2mx5my m(yc)10n(yc)12m3n4m3n 12xyz8x3y 9p(y3c3)6q(y3

16、c3)a(z7)5b(z7) 8xy4z14x6y4 16a4b4a4b14abc20a6b 3bx5by 8m(zb)6n(zb)18m2n8m4n 2x4yz10xy 8p(xa)6q(xa)a(x8)2b(x8) 14x6y6z10xy3 18ab44a4b4abc14ab 10dx10dy 6m(yc)2n(yc)16m4n214mn 20x4y3z14x4y 3p(ya)6q(ya)a(z9)b(z9) 14xyz6xy 12a2b220ab2ab6c16ab 6nx5ny m(zc)n(zc)6mn320mn3 2x2y3z2x2y2 9p(x2c)q(x2c)9a(z3)b(z3

17、) 16x2yz20xy3 14a3b20a3b6abc10a5b 8ax3ay m(xa)6n(xa)8m2n22m4n3 14xy3z10x2y 5p(yc)q(yc)5a(x4)6(x4) 2xyz10x6y 10ab6ab418ab2c20ab6 3dx5dy 6m(za)n(za)4m3n8m4n3 10xyz2xy p(xc)10q(xc)a(y9)2b(y9) 14xyz18xy4 8a3b38a3b4abc16ab4 7nx8ny m(za)5n(za)18mn312m3n 20xy4z8x3y4 p(y2b3)q(y2b3)a(x29)(x29) 18x6yz18x4y6 1

18、2a3b4a2b10a2b6c4a4b3 7nx9ny 3m(zc)6n(zc)14mn4m4n 6xyz12xy3 p(x2b)2q(x2b)a(y26)(y26) 10x3y3z14x6y 10a2b420a3b4a4b2c16a4b 8bx10by m(zc)n(zc)2mn32m2n 10xyz16x2y p(zb)3q(zb)a(x9)(x9) 12x5yz2x3y 18a2b14a2b38a2b4c2a6b3 5cx3cy m(xc)7n(xc)2mn10mn2 6x2y4z2xy3 9p(xa)4q(xa)5a(z1)b(z1) 14xy5z10xy 10ab26a2b14a4b

19、5c18ab5 8bx8by 4m(yc)7n(yc)20mn320m4n 16xyz16x4y p(x3a3)q(x3a3)4a(x4)(x4) 14xy2z12xy2 8ab10ab4a4b4c16a5b 4dx3dy m(za)n(za)8m3n214m4n4 2x2yz14x2y2 3p(xb3)8q(xb3)10a(z27)b(z27) 20x3yz8x3y3 6ab48ab48ab6c18ab5 8ax4ay m(xb)3n(xb)18m3n48mn 6x4y3z16xy3 8p(xb2)q(xb2)a(x7)5b(x7) 20xy3z16x4y6 6ab20a2b10a3bc10

20、a2b 6bx6by m(xb)n(xb)14m2n12m3n2 16xy2z4xy p(x2a)q(x2a)a(x28)(x28) 10xy4z18xy6 16ab16ab314a3bc20ab 10cx6cy m(ya)n(ya)2m4n10m3n 18x4yz14xy p(xb)q(xb)5a(x24)8b(x24) 16x4y3z12x5y5 8a4b218ab14abc6a6b 9bx4by 2m(yc)n(yc)10m2n314m4n4 6x4y2z4xy 4p(z2c2)q(z2c2)5a(z24)7b(z24) 12xyz14xy 2ab220a4b34a6bc2a6b 3dx

21、6dy 10m(xc)n(xc)18mn214m4n 6xyz2x3y 7p(ya3)4q(ya3)a(z28)b(z28) 14xy5z18x5y 10a2b4ab18a5b4c16a2b 6ax4ay m(yc)3n(yc)20m4n310m4n 18xyz16xy4 p(x2b)q(x2b)7a(x1)b(x1) 14x3y4z14x6y6 14ab6ab418a3b2c6a6b 5bx2by 5m(ya)9n(ya)18mn314m4n4 16xy3z16x2y3 p(xa3)q(xa3)a(x7)b(x7) 2x5yz18xy4 2a4b32a3b412a4b4c12ab4 8nx3

22、ny m(za)n(za)8m2n8mn4 18x3y3z18x4y4 p(zc2)q(zc2)7a(y28)b(y28) 12xyz8xy6 14a4b6a4b218ab4c14a2b5 9mx3my m(zb)n(zb)10mn24m2n2 2x3y2z10xy p(yb)q(yb)a(y6)4b(y6) 6x3y2z4x4y5 10a4b20ab6a5b2c14ab2 4dx8dy m(ya)n(ya)16m4n218m3n 18x4yz6x4y p(zc2)q(zc2)7a(y23)7b(y23) 2xyz2xy 8ab16ab314a6bc16a5b 3dx7dy 7m(yb)n(y

23、b)12m3n2mn2 14xyz12xy2 9p(ya2)q(ya2)a(y25)10b(y25) 8x2y3z14xy4 14a3b410ab12a4b2c10a5b3 8mx4my 3m(yc)4n(yc)14mn12mn 6xy3z2x3y 5p(x3b3)6q(x3b3)a(x28)(x28) 2x4yz12x2y 14ab44ab36ab2c14ab3 4mx4my 6m(zc)5n(zc)4m2n14mn 12xy3z12xy2 6p(x3b)q(x3b)a(x8)b(x8) 8x4yz6x3y 6a4b38a2b18a2bc2a5b4 5nx10ny m(xb)8n(xb)10

24、m4n2mn 14xy3z16xy3 p(z2a)q(z2a)3a(x6)8(x6) 10x2yz16x6y6 4ab2ab20a3b6c2ab2 6dx3dy 2m(zc)10n(zc)18mn48m2n 4xyz20x2y3 9p(y3b)7q(y3b)a(y9)7(y9) 8x3y6z16x6y 20a3b418a3b24abc20ab 6dx2dy 4m(za)5n(za)12m4n6m4n4 18xy4z8xy2 3p(x2a3)q(x2a3)9a(x1)9b(x1) 20x2yz14xy 20a4b10a2b320abc4a4b6 6ax2ay m(za)3n(za)12mn20m3n4 6xyz8x2y3 3p(xa)9q(xa)7a(z7)4b(z7) 6x6yz4x2y6 6a3b312a2b10a6b6c8ab 6ax5ay m(zc)8n(zc)12m2n410mn 16xy3z4xy p(zb2)9q(zb2)a(z3)3b(z3) 2x3yz16xy 12ab314ab410a4b5c10a4b3 8nx5ny 2m(yc)n(yc)8m4n220m2n2 10x4y2z6x4y4 p(xa2)q(xa2)8a(x24)b(x24) 16xyz20x5y 12a2b12ab4