人教版初中八年级数学上册因式分解综合练习题大全71.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712mn8m4n 14xyz8x4y 2p(yb)3q(yb)7a(z9)5b(z9) 10x3y3z14xy5 8a4b4ab410abc20ab 8mx7my m(zc)n(zc)8m3n26mn 6xyz12xy4 9p(z3a)3q(z3a)a(x21)b(x21) 14xy3z14x4y3 14ab32ab22a5b3c8a6b5 4bx10by 8m(ya)9n(ya)16mn46m2n 4xy4z4xy 3p(zc2)q(zc2)7a(x9)b(x9) 20x2y3z6xy 8a4b8ab212abc4ab 4bx6by 8m(zb

2、)7n(zb)14m2n8mn 18x2y3z4x3y2 p(yb3)7q(yb3)a(y21)b(y21) 8xyz20x3y 16a4b44a3b14a2b3c20ab4 9bx8by m(yb)n(yb)16mn38m2n 10xyz8xy3 p(ya3)8q(ya3)8a(z25)9(z25) 18x6yz20x6y4 20a2b10a3b220a5bc10ab5 8cx3cy m(xb)n(xb)2m4n12m3n 2xyz12xy3 4p(y2c)q(y2c)8a(x4)2b(x4) 2x6y3z2x4y 8ab42ab212ab5c14ab 4dx5dy m(za)n(za)2m

3、n14mn 2xy2z18xy p(yc)4q(yc)a(x3)10(x3) 20xyz6xy 18a4b414a4b4ab6c14ab 5cx10cy 4m(zb)n(zb)4mn410m2n 16x2y4z8x3y 10p(z3b)10q(z3b)a(y2)(y2) 6x5y3z18x5y 12ab420ab18a5bc18a2b4 2nx4ny 9m(xa)3n(xa)14m3n6mn2 12x3y2z18x2y p(za)5q(za)8a(z6)b(z6) 8x3y2z6xy5 16a3b2a4b416a4b6c8ab 5dx3dy 8m(yc)n(yc)12mn48mn4 18x3y

4、z14x2y2 10p(z2c)q(z2c)a(y4)10b(y4) 16x6yz12xy6 12ab28a4b28ab5c14ab 8nx7ny m(yb)8n(yb)2m3n12mn4 16xyz14x2y 10p(yc3)q(yc3)a(z23)2(z23) 16xy2z8x2y2 18ab18ab44a3bc6ab 8cx10cy 4m(yc)2n(yc)18m3n14m4n3 18x4yz4x2y 9p(x3b2)6q(x3b2)a(z4)2(z4) 16xyz18xy 14a2b14a2b38abc10ab 5ax10ay m(ya)10n(ya)12mn410mn3 10xy2z

5、18xy p(y3b3)8q(y3b3)a(z24)10b(z24) 6xyz12xy3 16ab26ab32a5bc6ab3 5bx3by 9m(yc)7n(yc)10mn44m3n 2xyz4xy p(z3b2)6q(z3b2)2a(x22)9(x22) 10xyz8xy 6ab18ab12a3bc8ab4 2dx3dy 2m(ya)7n(ya)4m4n6mn 2xy3z6xy3 7p(ya)q(ya)a(z23)b(z23) 14xyz10xy3 4a3b314a3b410a2bc12ab4 2mx7my m(xa)7n(xa)2m2n46m3n 12x3yz20xy3 5p(x2c)q

6、(x2c)3a(z29)(z29) 14x5y3z18xy3 14ab6a3b20ab5c4ab 3bx8by 8m(yb)n(yb)14m4n8mn 6xyz18x2y p(xa2)q(xa2)a(x29)b(x29) 10xy6z2x6y 12ab12a3b16a3bc14a5b 10bx2by m(xc)5n(xc)4mn24m4n2 20x2yz2x4y 7p(y3a2)5q(y3a2)a(x8)(x8) 18xyz8xy6 14ab16ab2a6b6c14ab 4ax7ay 3m(zb)6n(zb)10m4n22m3n 12xy4z14xy2 p(x3c)6q(x3c)a(x4)(x

7、4) 16xyz8xy 18ab46ab14abc18a5b2 4mx6my 4m(xc)9n(xc)18m2n12mn2 20x4yz12x2y4 8p(x2a3)q(x2a3)3a(x3)b(x3) 6x2yz4xy5 20ab212ab18ab2c4ab 8cx10cy 4m(xb)n(xb)8m2n28mn3 18xyz14xy2 8p(xb3)q(xb3)8a(z22)(z22) 4xyz8x5y5 12a4b38a2b16ab6c6a5b3 5cx6cy 2m(xb)9n(xb)18m4n20m2n 16x4y2z20xy3 p(zc)q(zc)a(x23)(x23) 4x5yz1

8、2x4y3 14ab36a4b10a3b6c4a4b5 7bx5by 3m(yc)7n(yc)16mn2mn 10x3y4z18x4y 9p(x2a3)3q(x2a3)3a(z29)(z29) 16x4yz4xy 16a2b16ab218a2bc6a4b3 5nx5ny 10m(zc)n(zc)12m3n412m4n 16xyz10xy 9p(z2a)q(z2a)3a(z26)b(z26) 12xyz18xy3 18ab416a4b46ab6c20ab2 9dx3dy 5m(xb)n(xb)20mn4m3n 4xyz10xy 9p(ya2)q(ya2)a(z28)8b(z28) 8xyz6xy

9、 4ab18a4b26ab2c6ab 7cx3cy m(xb)n(xb)20mn420m2n 10x3yz16x2y p(za)q(za)2a(y8)b(y8) 14x5yz8x4y3 8ab418a4b318abc20ab2 2ax5ay 4m(zb)9n(zb)4m4n4mn 4xy4z14xy p(ya)q(ya)6a(x27)6(x27) 2x2y6z20x4y2 2ab8ab418a5bc18a6b 7cx9cy 4m(za)3n(za)12mn6mn2 8x3yz2x3y p(z2c2)q(z2c2)7a(z26)(z26) 8xyz10x2y2 20a3b412a4b318a2b

10、c14ab 7ax5ay m(xa)7n(xa)2m3n20mn2 16x2y2z20x4y 5p(z2a2)3q(z2a2)a(x7)6(x7) 10xy5z4x2y6 12a4b312ab20a2bc10ab 9nx6ny m(xb)7n(xb)4m2n218mn3 18xyz16xy p(y2a)q(y2a)a(z8)b(z8) 4x5y6z6x6y 14ab4ab4abc12ab 6nx9ny 8m(yc)6n(yc)18m3n4mn 2x4yz8xy3 p(xb2)9q(xb2)6a(z25)9b(z25) 16x4yz12xy5 20ab6a3b2abc4a2b 3mx2my m(

11、xa)n(xa)14mn14m2n 4x3y4z2xy2 p(y2b2)q(y2b2)3a(y3)b(y3) 6x3y3z8xy3 4a2b212ab420a6bc8ab 10bx8by m(ya)10n(ya)2mn20m2n 8x4y3z2xy p(xb2)q(xb2)a(z26)(z26) 18x6yz10x5y 2a3b8a2b2ab3c14a5b 7dx8dy 8m(ya)5n(ya)14m2n12mn 4xy3z14x4y 8p(y2c3)q(y2c3)a(y21)7b(y21) 12x4yz4xy 4a2b412a3b6ab5c16ab 8mx3my 3m(zb)6n(zb)20

12、mn14m3n2 12x3y2z2x2y p(xa3)3q(xa3)10a(y27)(y27) 2x3y5z6x6y 14a2b316ab44a2b6c6ab4 6cx4cy 4m(xc)3n(xc)18m3n38mn3 20xyz16x2y3 10p(y2c2)q(y2c2)a(y22)(y22) 16x3yz14xy5 4ab20ab10a4b6c6ab4 3cx9cy m(xa)n(xa)12mn314m4n2 14xyz10x3y p(x3c3)q(x3c3)9a(x26)6(x26) 12x5yz10x2y 8a3b320a2b312a4bc4a5b 2nx8ny 10m(za)n(

13、za)6mn6mn 2xyz2xy2 8p(zb3)10q(zb3)5a(y24)(y24) 18x4yz12x3y 10ab2ab412a6b6c14ab2 10ax9ay m(yb)n(yb)10m2n46m2n3 8xy3z8x3y p(y2a2)9q(y2a2)3a(z9)(z9) 18x2yz12x6y3 14a3b214a2b412ab5c10a4b4 5dx4dy m(za)7n(za)18m2n212mn 12x4yz18xy4 9p(xb)7q(xb)a(z4)b(z4) 18x6yz20xy2 2ab18a3b210a3bc8a3b 4cx6cy 5m(xc)4n(xc)8

14、m4n8m4n 6x3yz6xy4 p(yb3)q(yb3)a(z23)(z23) 12x2y5z14x5y4 14a3b210ab314ab6c2a2b 2dx4dy m(zc)n(zc)6mn42mn 8x4y4z18xy3 4p(x3c)q(x3c)5a(x28)6(x28) 8xy4z2xy 4ab4a3b412a5bc2a4b 8ax9ay 9m(xb)10n(xb)16mn6m2n 6xyz8x4y3 p(y2a2)9q(y2a2)8a(z21)(z21) 12xy3z14xy 20ab42a3b10a4b3c2a3b3 9nx7ny 8m(yc)n(yc)20mn12mn 12x

15、yz8x4y p(yb)q(yb)7a(x5)b(x5) 2x3y6z18xy5 8ab36a3b36abc14ab 7ax9ay m(za)10n(za)6mn32m4n 2xyz12xy 9p(xc)q(xc)6a(x3)(x3) 12xyz12x3y 18ab12ab214a4b5c4a5b 5cx4cy 3m(xc)8n(xc)10mn20m3n4 18x3y3z18xy 10p(ya3)7q(ya3)2a(z4)(z4) 14xy2z2x5y 18ab416ab6a4b2c10ab 2cx9cy 10m(yc)6n(yc)14m2n314m2n4 10xy3z16x4y2 p(y2b

16、)q(y2b)7a(y21)(y21) 18x6y3z16x3y2 8ab12ab218ab6c14a5b 2bx2by m(ya)n(ya)16m4n316mn 14xy2z8x2y 10p(y2a)8q(y2a)5a(y24)8(y24) 14xyz14x6y4 20a2b14ab18a5b4c2ab6 3nx6ny 7m(xc)4n(xc)18mn36mn2 14xy4z12x2y p(xc2)q(xc2)a(x3)6b(x3) 20x6y4z18xy 20a3b6ab210abc8ab2 8cx3cy 10m(ya)3n(ya)14mn214m3n2 4x3yz8x2y p(zc)9q

17、(zc)3a(x26)(x26) 4x6yz20x6y 6a4b214a2b26a2b6c14ab 8nx4ny m(yc)7n(yc)10m2n416mn3 16xyz10xy p(x3c)10q(x3c)a(z27)9(z27) 16x5y6z16x6y 6a3b20ab10a2b3c20a5b 4mx3my m(ya)6n(ya)10m4n46m4n3 16x4yz2x2y3 5p(yb)q(yb)a(x3)(x3) 12x4y3z16x4y4 18a2b314a3b26a4b6c8a2b4 3bx2by m(ya)10n(ya)6m2n14m3n3 2xyz14x2y p(ya2)q(

18、ya2)a(x6)8b(x6) 14x2yz10x6y 14ab14ab16a6b2c16ab 9cx3cy m(zb)2n(zb)10m4n214m4n 14xy3z4xy2 9p(y3a3)6q(y3a3)9a(y4)4b(y4) 6xy5z18xy4 20ab2a3b16ab4c2ab6 7dx3dy 5m(xb)10n(xb)8mn14m4n4 2xyz2x4y p(yb)q(yb)a(z25)3b(z25) 10xy3z2x5y 16ab36ab44a4b5c6a4b 3mx9my m(zc)3n(zc)18mn8mn 20x4y4z4x4y p(zb)5q(zb)a(y22)9b(

19、y22) 4x5y3z18xy2 14a4b18a3b218ab3c2a4b 2dx6dy 4m(ya)3n(ya)2m2n12m3n 10xy2z20xy2 p(yc2)q(yc2)7a(x1)(x1) 4x3yz18xy 4a2b414a3b6ab4c4ab4 8ax9ay m(xc)6n(xc)2m2n218mn2 2xy4z18x4y 2p(xc)q(xc)9a(y21)7(y21) 12x3y5z8x3y5 20a3b6a3b28a6b5c16ab 7nx5ny 7m(ya)7n(ya)2m2n14m2n3 8x4yz18x2y3 p(yc)q(yc)5a(z7)9b(z7) 10x

20、3yz18x6y 8a4b16ab420a4bc10a3b2 8bx8by 2m(yb)n(yb)8mn16mn 20x2y4z4x2y p(x3a)q(x3a)a(x25)b(x25) 6xyz14xy 20ab18ab318ab3c2a6b5 6nx3ny m(xa)9n(xa)20m4n18mn2 10x3yz16x3y3 9p(yc)10q(yc)6a(z23)8b(z23) 18x3y3z2xy4 16a3b8a4b26a6b3c12ab4 3ax3ay 4m(xa)n(xa)18m4n420m3n 14x2yz18xy4 3p(ya3)9q(ya3)8a(y27)(y27) 16x

21、6y3z16x6y2 2a2b46ab12abc16a2b4 10nx5ny m(xa)n(xa)14m3n42mn4 4xy2z20xy2 4p(xa3)2q(xa3)3a(x24)b(x24) 18xy6z16x2y 12ab46a4b48a2bc2a2b2 5bx7by 8m(zb)n(zb)2mn22m3n3 12x4y3z18x4y 10p(x2a2)q(x2a2)a(x4)(x4) 6x4yz2x2y5 10a4b314ab2ab4c16a6b 7mx10my m(xa)n(xa)12m3n28m3n 12xyz10x3y 9p(xc)6q(xc)3a(x8)5(x8) 10x2y

22、6z12xy5 4a2b214a3b4a6b3c4ab4 3mx4my 4m(yc)n(yc)18mn14m2n3 10x3y4z10x3y 10p(xc2)q(xc2)6a(x28)10b(x28) 20x6yz12xy 2a3b36ab6a6b4c20ab5 9cx2cy 10m(zb)3n(zb)14mn44m2n 18x3yz16x4y4 p(y2b2)q(y2b2)a(y3)4b(y3) 16x3y2z10xy 18ab12a3b36abc14a6b 2dx8dy m(xb)6n(xb)16m2n414m2n 12xyz8xy3 p(z2a)3q(z2a)8a(y25)3b(y25)

23、 10xy4z8x6y 10a3b14ab12a2bc12a4b 7ax2ay m(ya)n(ya)12m2n36mn 16x2yz18x2y2 6p(yc)q(yc)a(x7)b(x7) 2x2yz4x6y 14a2b16a3b6abc6a4b 4bx9by 4m(za)n(za)14mn216mn 2xy4z20x4y4 p(z3c)q(z3c)a(y2)10(y2) 4x3yz20xy4 2a2b420ab10a4bc14ab 7mx4my 3m(zc)n(zc)2m3n6m2n2 8x2y2z16xy4 p(za)q(za)a(z29)(z29) 20x2y4z16xy 18ab16a

24、2b420abc2ab2 8dx2dy m(za)10n(za)14m3n18mn 8xyz12xy2 9p(xa)9q(xa)a(z6)b(z6) 2x6yz8x5y3 6a3b312a3b218a5b6c4a3b4 7ax5ay 7m(xc)n(xc)8mn18mn 10x2yz12xy3 3p(xa)q(xa)a(y1)7b(y1) 18xyz18x6y6 8ab410ab2ab5c20a3b6 10ax3ay 2m(yb)7n(yb)16mn16m3n 8x4yz8x3y3 p(x3a)q(x3a)a(z1)10(z1) 16x6y3z16x6y 2a3b314ab16a4b5c12a2b 3mx9my 6m(zb)n(zb)4m4n38m2n 10xyz8x2y p(x2c)q(x2c)a(z22)b(z22) 10x5yz10xy3 14ab410a4b2abc2ab4 7bx6by m(zb)n(zb)12mn2mn 8x2y2z2xy3 4p(xc3)10q(xc3)a(z28)(z28) 2xyz20x3y 16ab4ab16ab2c6ab4 4cx3cy m(zc)n(zc)12m4n8m4n 16x2yz20xy p(z2c)q(z2c)a(z29)(z29) 12x3yz10x4y2 4ab14a4