1、人教版八年级数学上册因式分解综合练习题大全22 4a2b3c8a3b4 3ax3ay 3m(yb)3n(yb) 4m4n4mn4 2x4y3z8xy2 5p(z2c3)q(z2c3) a(y28)3(y28) 14xy5z16x6y 14a4b28a2b2 64c2x2 (xp)225(xq)2 81a2b2 c4y4 a3b64ab 16a225 1 a2b2 x2y36y n21 25 c212c36 81a218a1 16x240xy25y2 x216xy64y2 16a28abb2 3dx26dxy3dy2 (mn)24(mn)4 9(mn)218(mn)9 25m270mn49n2
2、4abc10ab2 5mx9my m(xc)n(xc) 18mn414mn4 8xyz6xy4 2p(za)9q(za) a(x1)(x1) 14xy5z16x2y 12a2b10ab3 b225x2 (xp)225(xq)2 a24b2 x4y4 a3bab a225 1 a2b2 x2yy m41 81 x26x9 64a248a9 36x224xy4y2 x26xy9y2 81a218abb2 3ax26axy3ay2 (xy)24(xy)4 9(ab)224(ab)16 9m218mn9n2 12abc8ab 8dx5dy 4m(xc)n(xc) 12m4n26m3n 16x4y4z8
3、x2y 9p(yc2)4q(yc2) a(x5)8(x5) 18x3yz10x2y 2a3b420ab4 4b216x2 9(xp)2(xq)2 a2100b2 d4y4 a3bab a2100 1 a2b2 x2yy n21 81 a210a25 81y254y9 36x248xy16y2 x216xy64y2 49a214abb2 9cx218cxy9cy2 (ab)24(ab)4 36(bc)224(bc)4 25m250mn25n2 2ab5c2ab2 3bx5by 4m(zc)n(zc) 16mn318mn 16xy2z4x4y4 6p(za)2q(za) a(x22)b(x22)
4、18xy6z6xy 20a4b2a4b b264x2 (xp)236(xq)2 a281b2 c4y4 a3b9ab 9a281 1 a2b2 x2y25y a281 16 a210a25 81c218c1 25x270xy49y2 x28xy16y2 9a26abb2 7nx214nxy7ny2 (bc)212(bc)36 9(mn)236(mn)36 4m216mn16n2 2abc6ab 10mx5my 4m(ya)2n(ya) 6mn410mn2 14xyz14xy4 9p(zc3)5q(zc3) a(x23)9(x23) 18x2y6z8x2y 8ab20ab2 25b2x2 9(x
5、p)236(xq)2 81a264b2 x4y4 a3bab a21 1 a2b2 x2yy x216 16 y212y36 49y214y1 16x224xy9y2 x26xy9y2 49a214abb2 5ax210axy5ay2 (bc)212(bc)36 36(xy)212(xy)1 25m260mn36n2 4a3b3c2a2b5 4nx8ny 4m(xb)n(xb) 16mn316mn 6x4y3z16x3y2 3p(z2a3)q(z2a3) 8a(y9)5(y9) 2xy3z10x3y 16a3b4a4b2 16d236x2 (xp)2(xq)2 a216b2 16c4y4 a3
6、bab a236 1 a2b2 x2y81y n41 25 b210b25 16a232a16 16x248xy36y2 x24xy4y2 49a214abb2 6cx212cxy6cy2 (mn)24(mn)4 49(xy)228(xy)4 4m220mn25n2 16ab2c16a2b 10ax7ay 2m(ya)n(ya) 20m4n414m4n 2x4y3z18x4y3 p(xc3)q(xc3) 8a(x7)6(x7) 18xy3z2x2y6 10a3b320a3b2 b29x2 36(xp)225(xq)2 a2b2 x4y4 a3b49ab a264 1 a2b2 x2yy y41
7、6 81 b212b36 16d240d25 25x260xy36y2 x220xy100y2 49a214abb2 7bx214bxy7by2 (mn)24(mn)4 64(mn)216(mn)1 16m240mn25n2 8a5bc14a5b 7nx10ny 4m(yc)n(yc) 4mn214m3n2 12x2yz20xy p(z2c)7q(z2c) 8a(x27)3b(x27) 16x5y4z20x3y5 12ab8a2b3 b2x2 (xp)225(xq)2 a249b2 81x4y4 a3bab a216 1 a2b2 x2y25y n416 25 c26c9 81b254b9 1
8、6x224xy9y2 x220xy100y2 64a216abb2 8bx216bxy8by2 (ab)26(ab)9 16(mn)28(mn)1 16m240mn25n2 8a6b4c10a3b 4mx6my 8m(xb)n(xb) 12mn42mn 10x4y3z18xy 2p(x3a)6q(x3a) 4a(x25)(x25) 4x3yz6x5y3 8ab12a3b a29x2 (xp)24(xq)2 25a225b2 16x4y4 a3b64ab 9a2100 1 a2b2 x2yy y281 25 c210c25 4b220b25 9x242xy49y2 x218xy81y2 4a24
9、abb2 3dx26dxy3dy2 (xy)28(xy)16 25(xy)210(xy)1 25m250mn25n2 6a5bc10a4b5 6nx5ny 10m(yc)n(yc) 10mn2mn 20xyz14xy 4p(yb3)q(yb3) 8a(z25)(z25) 18x6yz18x6y 14ab412ab 49b2x2 (xp)2(xq)2 100a236b2 16a4y4 a3bab a281 1 a2b2 x2y100y x281 4 c212c36 36y224y4 9x242xy49y2 x214xy49y2 9a26abb2 4ax28axy4ay2 (bc)210(bc)2
10、5 25(mn)230(mn)9 25m230mn9n2 16a3b5c18ab 9mx10my 5m(za)7n(za) 18mn8m4n 6xy2z20x3y2 4p(y2c)q(y2c) a(y22)2b(y22) 2xyz2x5y6 6ab20a3b a2x2 (xp)225(xq)2 a281b2 a4y4 a3b64ab 4a21 1 a2b2 x2y36y a21 36 a210a25 49b256b16 25x230xy9y2 x218xy81y2 16a28abb2 7mx214mxy7my2 (xy)26(xy)9 81(ab)236(ab)4 9m236mn36n2 14
11、a2bc18ab 7cx9cy 3m(xb)n(xb) 6mn2mn3 18xy4z12xy 6p(yc3)7q(yc3) a(z3)b(z3) 4x2yz14xy 14a2b20a2b3 4c249x2 4(xp)24(xq)2 a2b2 81a4y4 a3b81ab 9a21 1 a2b2 x2y81y x416 25 a28a16 16x240x25 49x256xy16y2 x220xy100y2 64a216abb2 7ax214axy7ay2 (bc)28(bc)16 4(bc)220(bc)25 25m220mn4n2 12a3b2c14a4b3 2mx5my m(yb)6n(y
12、b) 10m2n210mn 16x2y2z6x3y 9p(zb)7q(zb) 6a(z23)7(z23) 4x4y2z10x5y6 18ab6ab4 a249x2 9(xp)29(xq)2 49a2b2 x4y4 a3b64ab 4a216 1 a2b2 x2y4y a4256 9 x26x9 9a26a1 49x284xy36y2 x218xy81y2 9a26abb2 6bx212bxy6by2 (ab)26(ab)9 64(ab)248(ab)9 4m212mn9n2 18a4bc14ab3 2nx8ny 4m(ya)4n(ya) 12mn14mn 10x3y4z4x2y 6p(y2a)
13、7q(y2a) a(z22)5b(z22) 6x4y5z12xy4 8a3b48a3b 25d2x2 (xp)2(xq)2 a2b2 b4y4 a3bab a216 1 a2b2 x2yy a216 64 a210a25 4c24c1 4x224xy36y2 x28xy16y2 64a216abb2 2bx24bxy2by2 (xy)24(xy)4 36(bc)248(bc)16 36m260mn25n2 8a5b2c4a3b2 3nx6ny m(zc)5n(zc) 10mn214m2n 20x2yz20x3y2 3p(x2c)q(x2c) 5a(z6)2(z6) 12xyz2x6y3 4a4
14、b18ab d216x2 (xp)24(xq)2 a264b2 d4y4 a3bab 16a249 1 a2b2 x2y36y n41 4 c28c16 49y242y9 16x256xy49y2 x216xy64y2 16a28abb2 4dx28dxy4dy2 (mn)28(mn)16 25(mn)260(mn)36 9m218mn9n2 14a5b3c2a6b6 9nx9ny 5m(xc)n(xc) 16m3n220mn 12xy4z8xy2 7p(xc3)q(xc3) a(z28)(z28) 14xy4z6xy5 8a4b26ab4 c281x2 (xp)2(xq)2 a2b2 x4y
15、4 a3bab 16a225 1 a2b2 x2y9y y41 16 y212y36 49c242c9 4x212xy9y2 x210xy25y2 49a214abb2 10nx220nxy10ny2 (bc)26(bc)9 36(xy)248(xy)16 36m272mn36n2 16ab6c18ab 9bx4by m(zb)4n(zb) 18m4n12mn 18xy2z10xy4 p(y3b2)q(y3b2) 5a(z8)3(z8) 6xy4z10xy4 12a2b314a4b d2x2 (xp)2(xq)2 a2b2 16x4y4 a3b4ab 16a281 1 a2b2 x2y16y n41 64 b24b4 49d284d36 49x228xy4y2 x24xy4y2 25a210abb2 7nx214nxy7ny2 (ab)210(ab)25 49(ab)270(ab)25 36m236mn9n2 2a4b6c18ab5 4mx9my m(za)9n(za) 12m2n26m4n
