人教版初中八年级数学上册因式分解综合练习题大全5.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510m3n10m4n2 4x2y4z6x3y p(y3c3)9q(y3c3)a(z5)b(z5) 10x6y5z18x4y 20a3b416ab32abc10ab5 9ax3ay m(zb)n(zb)12m2n22mn2 10xyz18xy4 7p(za2)q(za2)a(x7)4b(x7) 2x2yz12xy 16ab16ab12ab5c10ab 8ax2ay 2m(za)n(za)14mn8m3n 10xy2z12xy 10p(ya3)5q(ya3)a(z21)7(z21) 16xyz8xy 10ab2a3b12abc18a6b5 5bx4b

2、y 7m(xc)9n(xc)8m2n418m4n2 8xyz10xy 7p(yb3)q(yb3)7a(y8)2(y8) 8xyz8x6y4 18ab10ab18a2bc4a3b4 3bx3by 6m(xa)5n(xa)14m3n10m2n 16x3y2z20x4y4 2p(z3c3)9q(z3c3)a(z23)3(z23) 4xyz18x3y 16a3b212ab2ab3c12a5b 9bx9by m(ya)n(ya)4m2n44m2n2 2x3y3z6xy 9p(za2)9q(za2)9a(y29)4b(y29) 2xyz4xy 12ab2a4b20abc12ab 10bx8by 8m(zb

3、)2n(zb)18m4n18mn3 4x2y2z6x4y3 5p(y3c2)q(y3c2)5a(x3)(x3) 18x4y3z20xy 14ab10ab20a6bc6ab6 5ax2ay 6m(zb)10n(zb)16mn220mn4 14xyz16x3y 3p(x3c3)q(x3c3)a(z29)8b(z29) 16xy3z4x4y 4ab6ab8a6b5c12ab5 4dx4dy 7m(xc)7n(xc)18m4n2mn 6x4yz2xy p(za)2q(za)2a(z28)4b(z28) 20xy6z16x3y4 8a3b412a3b20a4b2c2a2b5 5mx8my m(xb)3n

4、(xb)6m2n320m3n 2x3y4z2xy 8p(ya2)8q(ya2)10a(y25)b(y25) 4x3yz14xy5 2ab12ab16a2b6c10ab5 5bx5by 5m(xb)n(xb)12m4n2m4n 6xy2z10xy p(z2b)q(z2b)5a(x7)(x7) 2x6yz6x6y2 16ab16a2b38a2b5c2ab 8bx8by m(zb)10n(zb)18mn42m4n2 10xy4z20x2y 7p(yb2)8q(yb2)a(z6)b(z6) 18x3yz8x3y3 16a3b42a2b12a6bc2a5b4 9dx2dy m(yc)9n(yc)2mn2

5、0mn 10xyz12xy3 3p(xa3)4q(xa3)a(x26)9b(x26) 18xy3z14xy5 10ab12ab2a2bc20a5b3 5bx6by m(za)2n(za)4mn218m4n3 20xy3z6xy2 p(zb)2q(zb)a(x6)2b(x6) 18x3y4z12xy5 4a3b10a4b10ab2c8a6b 8dx10dy m(xa)n(xa)18m4n22m3n 4x2yz12xy 3p(z2b)q(z2b)2a(x27)(x27) 12x4yz4xy3 2a3b410a2b4a3bc14a6b6 2dx8dy 3m(za)6n(za)2mn218mn 6xy

6、z8xy p(z2c)q(z2c)4a(z4)8(z4) 12xyz18xy5 18a3b14a3b32a4b4c10a5b5 3ax4ay m(ya)3n(ya)16mn2m4n3 20xyz6x4y3 p(x3b2)5q(x3b2)3a(x21)b(x21) 12xy3z6xy4 10ab10ab34a4b6c12a3b 5bx7by m(yb)8n(yb)12mn316m4n 6xyz2xy4 6p(xc3)8q(xc3)a(y26)b(y26) 18xyz20xy3 8ab16ab6ab5c12ab3 10mx10my 4m(yc)n(yc)10mn10m3n 8xyz6xy4 p(x

7、b)8q(xb)9a(x28)(x28) 20x4y3z12x5y4 10a2b412ab18a6b2c2a2b 8mx5my 4m(yc)n(yc)14m2n310mn4 18x4y4z10xy p(zb)4q(zb)10a(y8)9(y8) 18x6yz6x4y5 10ab2ab20abc16ab3 9cx9cy m(yb)n(yb)20mn310m2n4 20xy4z10xy2 8p(yb3)2q(yb3)a(z26)(z26) 4x6yz16xy 4ab420ab412ab4c4a4b 5dx5dy m(xa)4n(xa)6mn312m2n 18xy2z20xy 8p(ya3)q(ya

8、3)7a(x22)3b(x22) 12xyz20x4y3 18a3b418ab312abc18a6b 6bx8by m(xb)n(xb)10m2n20m3n3 12xyz6x4y p(za2)q(za2)a(x27)7b(x27) 4x3y5z12xy4 6ab10a3b4abc16ab 2bx4by m(xa)6n(xa)8mn20mn 8x4yz10x4y 4p(z2b)9q(z2b)8a(y3)b(y3) 16x6y5z14x3y3 14a4b4a4b210ab2c14a3b 5dx2dy m(xb)6n(xb)8m4n214m2n3 20xy4z10x3y p(ya3)8q(ya3)5

9、a(z28)(z28) 4x5y2z14x5y 2ab310a4b8abc16ab5 2ax5ay m(zb)8n(zb)16m4n20m3n2 12x3yz18x3y4 p(x2c2)4q(x2c2)5a(y25)b(y25) 16x6yz16x4y 20a2b2ab18abc18a6b3 8cx6cy 9m(zb)n(zb)20m4n46m4n4 12x4y3z4x2y2 p(zb2)q(zb2)8a(x9)7b(x9) 18x2yz14xy 14ab10a4b22abc16a6b 6dx2dy m(zc)n(zc)10mn6m3n4 14x2yz18xy4 p(ya)10q(ya)a(y

10、24)4(y24) 16xy5z10xy3 10ab48a3b314ab5c6a2b3 7bx2by 5m(xa)6n(xa)14mn20mn 12xyz8xy2 2p(xc)q(xc)6a(y24)7(y24) 20x4yz4xy6 10ab18a3b310abc20ab3 10dx5dy m(za)6n(za)18mn20m3n 14xyz2xy3 p(y3a)q(y3a)a(y28)(y28) 18xy4z8x3y 6a2b12a3b216a3b5c4ab2 8nx2ny m(xc)n(xc)16mn6mn 2xyz2x3y2 5p(x2b2)q(x2b2)6a(x22)(x22) 2x

11、5yz6x4y5 16ab316ab418ab3c2ab 5cx2cy m(xc)n(xc)16m2n22mn2 10x3y2z20x2y3 5p(x3b)2q(x3b)6a(z21)7(z21) 4xy4z12xy 14a4b410ab16abc8ab 4ax9ay m(ya)6n(ya)10m3n32mn 16x3y3z4xy3 p(zc2)2q(zc2)a(z25)6b(z25) 10x4yz4xy3 2a3b416a3b48a2bc20ab6 7bx9by 2m(zb)7n(zb)18m4n14m3n 6xyz6x3y4 p(zc)9q(zc)7a(y9)b(y9) 16x5y5z4x

12、6y 2a3b24ab10abc20ab 2nx8ny m(xb)n(xb)12m4n318m4n3 18x4yz6x3y2 7p(y3a3)5q(y3a3)4a(x2)10(x2) 8xyz6x6y5 20a2b34ab20a4b5c18ab6 10ax9ay m(yb)n(yb)14m2n14m4n3 18x3y4z4xy2 6p(za2)8q(za2)a(z22)b(z22) 20xyz6xy 8ab16ab14ab4c2ab 3cx5cy 4m(xb)n(xb)10m4n26mn 12xy4z18xy 4p(zb)q(zb)a(z3)9b(z3) 10x2yz2xy 14ab216a2b14abc8ab 6nx4ny m(yc)10n(yc)10m3n10m4n 10x4yz8x2y2 9p(yb)10q(yb)a(y24)b(y24) 10x5y4z4xy 6ab420a4b44abc16ab3 7mx2my 7m(yb)n(yb)18m3n6m4n 20xy