人教版八年级数学上册因式分解综合练习题大全76.docx

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人教版八年级数学上册因式分解综合练习题大全76.docx

人教版八年级数学上册因式分解综合练习题大全76

18a2b4c+2a3b8ax+10ay7m(x-b)-5n(x-b)

14m2n2+12mn16x4yz+4x4yp(x-a2)+q(x-a2)

3a(y-8)-10b(y-8)2xy4z-20xy416a2b+6ab3

9c2-81x236(x+p)2-(x-q)2a2-b2

a4-y4a3b-aba2-81

1

a2-—b2x2y-y-n4+81

49

b2+8b+1649b2-84b+369x2-12xy+4y2

x2-6xy+9y2-36a2+12ab-b27dx2+14dxy+7dy2

(b-c)2-12(b-c)+369(b+c)2-12(b+c)+44m2-12mn+9n2

10ab2c-12a2b7mx-9mym(x-a)+3n(x-a)

20mn-8mn26x4yz-16xy36p(x2-b)+8q(x2-b)

a(y2-6)+b(y2-6)20xyz+12x5y20ab-14ab3

c2-100x2(x-p)2-(x-q)281a2-b2

a4-y4a3b-64ab9a2-1

1

a2-—b2x2y-y-n4+1

81

c2+8c+169x2-30x+2536x2-84xy+49y2

x2-10xy+25y2-16a2-8ab-b22cx2-4cxy+2cy2

(x+y)2-8(x+y)+1636(b+c)2-72(b+c)+364m2-28mn+49n2

20a4bc+8a6b32nx-5ny3m(x-b)-5n(x-b)

4mn3+14mn218xy4z-10x4yp(y3-a3)-5q(y3-a3)

6a(y-6)+4(y-6)2xy6z+12x5y14a3b3-12ab3

81c2-x216(x-p)2-4(x+q)281a2-b2

81c4-y4a3b-ab4a2-4

1

a2-—b2x2y-y-a2+81

4

y2+8y+1616c2+24c+916x2-16xy+4y2

x2-8xy+16y2-4a2+4ab-b24bx2+8bxy+4by2

(b+c)2-12(b+c)+369(b-c)2-24(b-c)+1625m2+20mn+4n2

6ab3c-16a2b8ax+6ay8m(x-a)-n(x-a)

20mn-14mn34x2y3z+8xy410p(y-c)-q(y-c)

a(z2-9)+(z2-9)8xy4z+18xy66ab-16a3b4

81a2-x2(x+p)2-(x-q)2a2-9b2

81c4-y4a3b-aba2-9

1

a2-—b2x2y-25y-m2+256

64

c2+6c+99a2-36a+3636x2+72xy+36y2

x2+6xy+9y2-16a2+8ab-b22dx2+4dxy+2dy2

(m+n)2+8(m+n)+1649(m+n)2+28(m+n)+49m2+24mn+16n2

18ab4c+8ab69cx+6cym(z-c)+n(z-c)

8mn-20m2n12xyz+6xy10p(x2-a2)-8q(x2-a2)

a(y2-5)+(y2-5)18x2yz-16xy220a3b4+4ab4

y2-36x2(x+p)2-16(x-q)24a2-81b2

81a4-y4a3b-ab16a2-64

1

a2-—b2x2y-y-n2+256

16

y2-12y+3636c2-12c+14x2-12xy+9y2

x2+20xy+100y2-49a2+14ab-b25cx2-10cxy+5cy2

(a-b)2-8(a-b)+1625(m-n)2+60(m-n)+369m2-24mn+16n2

4abc+4a3b42mx-3my5m(x-c)+8n(x-c)

12mn-6m3n212xyz-2xy8p(x-a)-4q(x-a)

a(y-4)-7b(y-4)2x6y3z-12xy412a3b2-20ab2

d2-x216(x+p)2-(x+q)2a2-49b2

x4-y4a3b-ab9a2-1

1

a2-—b2x2y-y-m2+81

64

y2-12y+3625d2-50d+259x2+18xy+9y2

x2-18xy+81y2-9a2+6ab-b26cx2+12cxy+6cy2

(m-n)2-10(m-n)+2581(m+n)2-90(m+n)+2549m2+98mn+49n2

12abc+14ab52bx-8bym(x-b)+n(x-b)

6m3n4-12m4n314x3yz+6x3y7p(y3-b2)-8q(y3-b2)

a(z-7)+b(z-7)12x2y2z-4xy6a2b+20ab3

d2-25x236(x-p)2-36(x-q)2a2-100b2

c4-y4a3b-36ab16a2-36

1

a2-—b2x2y-y-a2+81

49

c2+10c+2516y2-8y+149x2+28xy+4y2

x2-18xy+81y2-64a2-16ab-b25mx2-10mxy+5my2

(m-n)2-12(m-n)+3636(x+y)2+24(x+y)+416m2+24mn+9n2

12a5b2c+18a5b10cx-8cym(y-a)-7n(y-a)

6m2n2-14m3n18xyz-16xy33p(z-b2)+q(z-b2)

10a(x-8)+2b(x-8)12xy6z+18xy10ab-10a3b2

b2-x2(x-p)2-9(x-q)24a2-b2

a4-y4a3b-ab16a2-36

1

a2-—b2x2y-y-x4+16

25

x2+4x+449x2+84x+3636x2+60xy+25y2

x2+4xy+4y2-81a2-18ab-b28nx2+16nxy+8ny2

(x-y)2-10(x-y)+259(b+c)2-30(b+c)+259m2+36mn+36n2

8a3b4c-12ab3ax+4aym(y-b)-10n(y-b)

14mn-20mn210xyz+12x4y8p(x-b3)-q(x-b3)

a(z-4)-6b(z-4)10x6y6z-20x5y616a3b2+10ab

b2-x2(x+p)2-(x-q)249a2-36b2

16x4-y4a3b-aba2-49

1

a2-—b2x2y-y-x4+256

16

y2-8y+1664c2+48c+916x2-16xy+4y2

x2+14xy+49y2-64a2+16ab-b23dx2+6dxy+3dy2

(m-n)2+6(m-n)+94(m+n)2+20(m+n)+2549m2+56mn+16n2

18ab2c+14ab6cx+10cy4m(y-b)+n(y-b)

18mn-14m3n32x2y4z+10x2y29p(z-a)-q(z-a)

8a(x2-8)-10(x2-8)18x2y2z-8xy6a3b+10a2b3

81d2-25x216(x-p)2-36(x+q)2a2-b2

16c4-y4a3b-ab9a2-64

1

a2-—b2x2y-y-b4+256

25

d2-12d+3616c2+32c+164x2-16xy+16y2

x2-18xy+81y2-16a2+8ab-b22dx2+4dxy+2dy2

(a-b)2+6(a-b)+964(a-b)2+32(a-b)+416m2-32mn+16n2

14a3bc+6a5b10nx+7ny7m(x-a)+2n(x-a)

18mn-16m2n28xyz+6x2yp(x-a)+6q(x-a)

a(z2-4)+b(z2-4)8xyz-4x3y210ab+20ab2

b2-x2(x-p)2-(x-q)2a2-100b2

81d4-y4a3b-100ab9a2-4

1

a2-—b2x2y-64y-x4+256

64

d2-6d+94d2+4d+116x2+16xy+4y2

x2-4xy+4y2-64a2-16ab-b29bx2-18bxy+9by2

(a-b)2+12(a-b)+369(b+c)2-30(b+c)+2536m2+72mn+36n2

12ab2c-12ab34mx+9mym(z-a)-5n(z-a)

10m4n2-8mn414xy4z-16x3y10p(z-a2)+10q(z-a2)

a(z2-4)+(z2-4)2xyz-18x5y12a2b-8a2b3

4d2-x2(x-p)2-4(x-q)2100a2-b2

a4-y4a3b-100ab4a2-36

1

a2-—b2x2y-25y-y4+81

64

x2-12x+3616c2-8c+19x2-30xy+25y2

x2-6xy+9y2-36a2-12ab-b29bx2-18bxy+9by2

(m+n)2-8(m+n)+1616(b+c)2+8(b+c)+125m2-20mn+4n2

6a3b2c+4a6b27ax-5ay10m(z-b)-n(z-b)

2mn+6m3n32xyz+4x4y8p(x-b)-q(x-b)

10a(z2-2)+(z2-2)10xy6z-8xy12ab+12ab

100c2-x216(x+p)2-25(x-q)2a2-25b2

c4-y4a3b-81aba2-4

1

a2-—b2x2y-y-y2+256

9

y2-12y+3636x2-60x+254x2-20xy+25y2

x2+16xy+64y2-25a2+10ab-b27dx2+14dxy+7dy2

(b-c)2-10(b-c)+2564(x-y)2-48(x-y)+936m2+36mn+9n2

18abc-14ab24mx+2mym(y-b)+10n(y-b)

12mn4-16m3n2xyz-16xy27p(y-a2)-8q(y-a2)

5a(z2-7)+8b(z2-7)18x5yz+16xy32a4b2-14a2b

y2-x29(x-p)2-(x+q)2a2-b2

b4-y4a3b-aba2-25

1

a2-—b2x2y-y-y2+1

64

x2-4x+416x2-8x+125x2+70xy+49y2

x2+14xy+49y2-9a2-6ab-b23bx2-6bxy+3by2

(m-n)2+6(m-n)+99(b+c)2+18(b+c)+925m2-60mn+36n2

8abc-4ab4ax+6ay8m(z-c)+n(z-c)

12mn+16m2n2x4y2z-16xyp(y2-c3)-q(y2-c3)

2a(z-7)+(z-7)18xy2z+16x2y18ab3+20a2b

81b2-x2(x+p)2-(x-q)2100a2-b2

81c4-y4a3b-100aba2-49

1

a2-—b2x2y-25y-n4+1

64

a2-12a+369x2-24x+1649x2+28xy+4y2

x2-20xy+100y2-64a2-16ab-b26dx2+12dxy+6dy2

(x+y)2-12(x+y)+364(b-c)2-8(b-c)+449m2+56mn+16n2

20abc-4ab10nx+4ny2m(y-c)-n(y-c)

10m2n4-4mn6xyz+6xy33p(z-a)-2q(z-a)

8a(x-5)+6b(x-5)18x4yz-14xy2a4b-16ab4

b2-16x216(x-p)2-(x+q)281a2-36b2

d4-y4a3b-ab9a2-25

1

a2-—b2x2y-y-x4+16

64

a2-12a+364c2+16c+1625x2-60xy+36y2

x2+6xy+9y2-64a2+16ab-b27cx2+14cxy+7cy2

(a-b)2-6(a-b)+99(b+c)2+30(b+c)+2536m2+48mn+16n2

4ab4c+2a6b6bx-7by8m(y-a)+3n(y-a)

20mn-6mn18xy4z+8xy43p(z-c2)-q(z-c2)

a(x-5)+4b(x-5)8x5yz+14xy612ab-6a4b2

25y2-x2(x+p)2-16(x+q)2a2-b2

d4-y4a3b-aba2-100

1

a2-—b2x2y-49y-n2+81

16

d2+6d+925d2-40d+169x2-42xy+49y2

x2-10xy+25y2-81a2+18ab-b22dx2+4dxy+2dy2

(a-b)2-8(a-b)+1625(a-b)2+50(a-b)+254m2+24mn+36n2

14a3b4c+20a2b54cx-3cy2m(z-c)-n(z-c)

6m4n4+8mn312xy4z+4x3y9p

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