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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80

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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

2

y+10y+25

81d2+18d+1

25x2-30xy+9y2

22x-10xy+25y

-9a2-6ab-b2

10nx2-20nxy+10ny2

2

(m+n)+12(m+n)+36

81(m+n)2-18(m+n)+1

9m2-12mn+4n2

343520abc-18ab

6nx-8ny

m(x-b)+n(x-b)

24220mn+20mn

16x4y2z+10xy

p(z2-a3)+q(z2-a3)

22

7a(x-4)+b(x-4)

10x6y2z+6xy2

18ab3-18a4b2

人教版八年级数学上册因式分解综合练习题大全

22b-81x

(x-p)2-(x+q)2

a2-b2

4

c-y4

3

ab-ab

9a2-25

1

a2-—b2 16

2

xy-25y

-x2+16

2

y+10y+25

25y2+50y+25

4x2-16xy+16y2

2

x-6xy+9y2

-4a2+4ab-b2

9bx2-18bxy+9by2

2

(m-n)-12(m-n)+36

64(m+n)2-32(m+n)+4

25m2-60mn+36n2

人教版八年级数学上册因式分解综合练习题大全

6abc +8a 6b6

20m 2 n- 12m 4n2

7a(z - 6)- b(z-6) 9y2- 4x2

16x4 -y4

a2 -— 1 b2

25 9dx

+ 6dy

m(y-c)-n(y-c)

2-c)-q(x2-c)

4xyz +12xy

2p(x

2xy2z-6x6y6

14ab+6ab

(x-

p)2-9(x+q)2

25a2-b2

a3

b- 2-25

ab

a

x2

y- y

-y2+81

人教版八年级数学上册因式分解综合练习题大全

2

c-12c+36

2

36d+12d+1

36x2-60xy+25y2

x2+ 12xy +36y 2

(x- y)2

- 6(x -y) +9

18abc

-20ab 6m4n 2

- 20m 3

n a(z2- 9)+ b(z 2

- 9)

-9a2+6ab-b2 6mxy+3my2

3mx2+

16(m-n)2-48(m-n)+36

9m2-12mn+4n2

7ax +8ay m(y-c)+10n(y-c)

2x2y2z-16x3y33-c)-q(x3-c)

p(x

2x2 yz-4xy6

18a2b-6a4b

人教版八年级数学上册因式分解综合练习题大全

2

49c-49x2

9(x-p)2-9(x-q)2

100a2-b2

4

x-y4

3

ab-ab

9a2-25

1

a2-—b2 16

2

xy-49y

-x2+1

2

c+4c+4

2

36a-72a+36

49x2-42xy+9y2

2

x-4xy+4y2

-64a2+16ab-b2

3mx2-6mxy+3my2

2

(a+b)+4(a+b)+4

81(x+y)2+90(x+y)+25

16m2+40mn+25n2

人教版八年级数学上册因式分解综合练习题大全

6ab5

c+2ab

2nx +

5ny

12mn -4mn 4

20xy3z+2x2 y

a(y

- 5)+(y-5)

2 16x yz-6xy

a2

- x2

25(x -p)

2-25(x-q)2

16b4 -y4

a3

b- 25ab

a2 -— 1 b2

x2

64 y- 25y

3m(x-b)+n(x-b)

p(y2-b3)-9q(y2-b3)

12a3b4-16a4b4

a2-b2

9a2-49

-a2+81

人教版八年级数学上册因式分解综合练习题大全

2

y+8y+16

2

64x+80x+25

9x2-42xy+49y2

22x-18xy+81y

-16a2-8ab-b2

8ax2-16axy+8ay2

2

(x+y)-10(x+y)+25

81(m+n)2-90(m+n)+25

49m2-28mn+4n2

4abc-20a3b

2dx-3dy

3m(y-b)+7n(y-b)

43

8mn-20m4n3

10xy4z-18x3y

p(y-a2)-q(y-a2)

22

a(z-7)+9b(z-7)

6x4y3z-6x6y4

18a4b+4a4b2

人教版八年级数学上册因式分解综合练习题大全

2

y-x2

2

(x+p)-4(x-q)2

a2-9b2

4481c-y

3

ab-ab

a2-64

1

a2-—b2 81

2

xy-y

-n2+16

2

d-8d+16

2

16x+8x+1

36x2-36xy+9y2

22x+10xy+25y

-100a2-20ab-b2

3ax2-6axy+3ay2

2

(b-c)-10(b-c)+25

9(a+b)2+30(a+b)+25

25m2+20mn+4n2

人教版八年级数学上册因式分解综合练习题大全

4abc-4a4b

7cx+2cy

9m(y-c)-7n(y-c)

4

12mn-12mn4

4xy2z+20xy3

10p(x-a2)-10q(x-a2)

a(z-7)-(z-7)

2x4yz+20x3y3

10ab-18ab3

229d-9x

16(x-p)2-16(x+q)2

16a2-b2

4

c-y4

3

ab-100ab

a2-1

1

a2-—b2 25

2

xy-25y

-b4+256

人教版八年级数学上册因式分解综合练习题大全

2

x+4x+4

2

81y+36y+4

36x2+24xy+4y2

2

x-4xy+4y2

-49a2-14ab-b2

9dx2-18dxy+9dy2

2

(b+c)+8(b+c)+16

16(m-n)2+40(m-n)+25

25m2-60mn+36n2

2

2abc+6ab

7bx-5by

m(x-c)-n(x-c)

8mn+14mn4

18xyz-14xy4

p(z2-b3)+9q(z2-b3)

22

10a(z-2)+(z-2)

16x3yz-6xy

14ab-2a2b

人教版八年级数学上册因式分解综合练习题大全

22d-49x

4(x+p)2-25(x+q)2

25a2-16b2

4

a-y4

3

ab-ab

a2-64

1

a2-—b2 4

2

xy-y

-n2+256

2

a-10a+25

2

64c-80c+25

16x2+32xy+16y2

2

x-4xy+4y2

-81a2-18ab-b2

9mx2+18mxy+9my2

2

(b-c)-8(b-c)+16

81(m-n)2+18(m-n)+1

36m2+36mn+9n2

人教版八年级数学上册因式分解综合练习题大全

8abc

+4a 2b6

20m 3n2

- 16mn

a(z - 7) + 4b(z -7) b2- 81x2

16b4 -y4

a2 -— 1 b2

9 8cx +

2cy

6m(z-c)+n(z-c)

20x3-q(x2-b)

y3z+18x3y3

p(x2-b)

4ab3+12a3b

4x2y6z+4x6y2

(x+

p)2-36(x+q)2

a2-b2

a3

b-25ab

16a2-49

x2

y- y

-n4+81

人教版八年级数学上册因式分解综合练习题大全

2

d+4d+4

2

16d-48d+36

4x2-24xy+36y2

x2+ 10xy +25y 2

(a + b)2

+ 4(a +b) +4

14ab 6

c

+20a4b 4mn 4

-20mn

4

5a(x 2-8) +(x 2

8)

-81a2-18ab-b2 +2my2

2mx2+4mxy

49(m-n)2-42(m-n)+9

9m2+36mn+36n2

7bx +2by m(y-b)-n(y-b)

16x2y3z-14xy2

p(z-c3)+10q(z-c3)

12x3 y6z-4xy

20a3b-2a4b3

人教版八年级数学上册因式分解综合练习题大全

2

y-100x2

36(x-p)2-(x+q)2

36a2-16b2

4416a-y

3

ab-36ab

a2-16

1

a2-—b2 81

2

xy-y

-x4+16

2

x-8x+16

2

49a-70a+25

49x2-28xy+4y2

22x+20xy+100y

-4a2+4ab-b2

9ax2-18axy+9ay2

2

(x-y)+6(x-y)+9

49(x-y)2-56(x-y)+16

49m2-70mn+25n2

人教版八年级数学上册因式分解综合练习题大全

64

10abc+4a5b2

6nx+4ny

m(y-b)-n(y-b)

14m 23

10x4 n+4mn yz+16x4y4

3a(x

- 2) +2(x -2) 8x2y6z+8x2y5

100d 2

-x

2

36(x+q)2 9(x +

p)2-

c4

y4

a2-9

a3

b-ab

a2 -— 1 b2

9 x2

y- y

-b4+1

2p(z2-a2)-q(z2-a2)

18ab2+16a3b4

a2-16b2

人教版八年级数学上册因式分解综合练习题大全

x2

- 10x+ 25

x2+ 10xy +25y 2

(a- b)2

- 4(a -b) +4

10ab 5

c- 10a5

b 20mn 2

+ 2m3

n a(x2- 8) +9(x 2

- 8)

64b2+80b+25

25x2-50xy+25y2

-25a2+10ab-b2 16cxy+8cy2

8cx2+

64(a+b)2+80(a+b)+25

16m2-16mn+4n2

7nx +4ny 6m(x-a)-7n(x-a)

2x4yz+10x3y 2

9p(y-a)+7q(y-a2)

10x2 yz+2xy

20ab4-10ab

人教版八年级数学上册因式分解综合练习题大全

2

b-x2

2

(x+p)-(x+q)2

a2-b2

4

b-y4

3

ab-ab

a2-64

1

a2-—b2 36

2

xy-81y

-y2+256

2

c-10c+25

2

49x+28x+4

36x2+72xy+36y2

2

x+4xy+4y2

-49a2+14ab-b2

3bx2+6bxy+3by2

2

(b-c)-12(b-c)+36

4(a+b)2-24(a+b)+36

25m2-70mn+49n2

人教版八年级数学上册因式分解综合练习题大全

3

14abc+8ab6

10bx-5by

m(y-c)+6n(y-c)

3

20mn+4m2n

20x2y3z-12xy3

p(y2-b2)+q(y2-b2)

7a(y-4)-(y-4)

12xy6z-16x5y

20a4b4+6ab

2

b-x2

36(x+p)2-9(x-q)2

81a2-64b2

4481d-y

3

ab-ab

4a2-1

1

a2-—b2 16

2

xy-16y

-a4+256

人教版八年级数学上册因式分解综合练习题大全

2

b+4b+4

2

4a-24a+36

49x2+84xy+36y2

22x-10xy+25y

-36a2+12ab-b2

6cx2+12cxy+6cy2

(x- y)2

+ 12(x -y) +36

18ab 3

c+16ab5 18mn -12m 4

n3 5a(x -3) -8(x -

3)

64(a-b)2-96(a-b)+36

16m2+32mn+16n2

6ax -5ay m(z-b)-4n(z-b)

20x4q(x3-c)

y2z+8xy

p(x3-c)+

12xy3z-2xy

20ab-4ab4

人教版八年级数学上册因式分解综合练习题大全

2

16b-49x2

(x-p)2-36(x-q)2

36a2-b2

4

c-y4

3

ab-ab

16a2-25

1

a2-—b2 16

2

xy-y

-m2+256

2

b-8b+16

2

36c+12c+1

36x2-72xy+36y2

22x+18xy+81y

-49a2-14ab-b2

6mx2-12mxy+6my2

2

(x-y)-10(x-y)+25

36(m+n)2-60(m+n)+25

36m2+36mn+9n2

人教版八年级数学上册因式分解综合练习题大全

2abc-10ab6

10dx-7dy

m(z-a)-3n(z-a)

4

12mn+14mn

10x3yz-14xy

p(x-c3)+3q(x-c3)

22

6a(x-8)+(x-8)

12x6y3z-18x5y

6a4b+14a2b

2264b-x

36(x-p)2-36(x+q)2

a2-25b2

4481b-y

3

ab-16ab

4a2-16

1

a2-—b2 49

2

xy-4y

-b2+1

人教版八年级数学上册因式分解综合练习题大全

2

x-10x+25

9d2+24d+16

49x2+28xy+4y2

22x+20xy+100y

-100a2+20ab-b2

10dx2+20dxy+10dy2

2

(b+c)+8(b+c)+16

4(b+c)2-20(b+c)+25

9m2-30mn+25n2

6

8abc+4ab

8cx-9cy

m(z-b)+6n(z-b)

23

6mn+18mn

10xyz-6xy2

p(z-a3)-q(z-a3)

22

a(y-7)+8b(y-7)

2x6y5z-12xy

18ab3+16ab

人教版八年级数学上册因式分解综合练习题大全

2

y-x2

2

(x+p)-36(x+q)2

a2-b2

4416a-y

3

ab-36ab

a2-36

1

a2-—b2 16

2

xy-y

-x4+81

2

d-4d+4

2

64b+96b+36

49x2+98xy+49y2

2

x+4xy+4y2

-100a2+20ab-b2

5cx2-10cxy+5cy2

2

(b+c)-12(b+c)+36

9(m-n)2-36(m-n)+36

9m2-42mn+49n2

人教版八年级数学上册因式分解综合练习题大全

5

20abc-8ab

6bx+9by

m(x-a)+n(x-a)

23

16mn-10mn

12xy2z+20x3y3

5p(y-a2)+5q(y-a2)

2a(x-9)-(x-9)

4x6y5z+14xy

12ab+18a2b

2

c-x2

2

(x-p)-(x+q)2

a2-4b2

4

c-y4

3

ab-64ab

a2-64

1

a2-—b2 49

2

xy-y

-b2+256

人教版八年级数学上册因式分解综合练习题大全

2

b-8b+16

2

36x+48x+16

49x2+28xy+4y2

x2+ 12xy +36y 2

(a- b)2

+ 6(a -b) +9

2a2

bc +20a5 b 8m2

n +14mn 5a(z 2-5) +b(z 2

- 5)

-100a2+20ab-b2 4nxy+2ny2

2nx2+

36(a-b)2-12(a-b)+1

4m2+8mn+4n2

9dx +9dy m(y-c)+n(y-c)

12x3y3z-14x2y4 p(z-b)-4q(z-b)

16xy5 z+18x2y4

6ab-14a4b2

人教版八年级数学上册因式分解综合练习题大全

2264d-x

(x-p)2-16(x-q)2

9a2-25b2

4416x-y

3

ab-49ab

16a2-49

1

a2-—b2 25

2

xy-100y

-n2+256

2

c+8c+16

2

16x+24x+9

25x2+60xy+36y2

2

x+4xy+4y2

-25a2+10ab-b2

2nx2-4nxy+2ny2

2

(b-c)+4(b-c)+4

25(x+y)2-30(x+y)+9

9m2+12mn+4n2

人教版八年级数学上册因式分解综合练习题大全

4

10abc-2ab5

8cx+2cy

9m(x-c)-10n(x-c)

20mn-8m2n

20xyz+8xy4

4p(z3-b2)+6q(z3-b2)

22

a(x-4)+5(x-4)

12xyz-10x5y2

20a4b2-2a2b

22c-36x

(x+p)2-4(x-q)2

a2-b2

4

d-y4

3

ab-4ab

4a2-49

1

a2-—b2 64

2

xy-36y

-a4+256

人教版八年级数学上册因式分解综合练习题大全

2

d+12d+36

9d2+24d+16

4x2+8xy+4y2

22x-10xy+25y

-4a2+4ab-b2

5mx2+10mxy+5my2

2

(m+n)+12(m+n)+36

36(x-y)2+60(x-y)+25

36m2+48mn+16n2

20abc+2ab

9bx-9by

4m(z-a)-9n(z-a)

8mn-4mn2

3

4xyz+14x4y

p(y-a)-q(y-a)

22

a(z-6)+4b(z-6)

14xyz-6xy

8a2b+18a3b4

人教版八年级数学上册因式分解综合练习题大全

2

25d-49x2

16(x+p)2-(x+q)2

81a2-b2

4

b-y4

3

ab-4ab

a2-81

1

a2-—b2 36

2

xy-100y

-a2+256

2

a+8a+16

2

49a-56a+16

9x2+30xy+25y2

2

x+8xy+16y2

-36a2+12ab-b2

8ax2+16axy+8ay2

2

(x-y)+8(x-y)+16

49(x+y)2+84(x+y)+36

16m2-24mn+9n2

人教版八年级数学上册因式分解综合练习题大全

8abc+8a5b

6nx+7ny

m(y-b)-n(y-b)

20m 2n4+ 18mn 3

20xy3z-20xy4

a(y2- 5)+ (y 2

-5)

10xyz+20xy5

c2- 25x2

(x-

q)2 p)2-36(x-

d4

y4

a3

9a2-36

b- 100ab

a2 -— 1 b2

9 x2

y- y

-x2+256

8p(y2-c)+q(y2-c)

6a3b3+16ab

16a2-b2

人教版八年级数学上册因式分解综合练习题大全

2

y+4y+4

2

16c-8c+1

9x2-24xy+16y2

2

x+8xy+16y2

-49a2+14ab-b2

4dx2-8dxy+4dy2

(x+ y)2

- 12(x +y) +36

2a5

b5

c+12ab6 20mn 4

+ 16m

3

n a(z2- 5)+ (z2

-5)

81(m+n)2+54(m+n)+9

9m2+24mn+16n2

8ax -9ay 6m(y-b)+10n(y-b)

18xy2 z+4xy p(x-c)+2q(x-c)

20xy6 z-4x2y

10a2b2+4a2b2

人教版八年级数学上册因式分解综合练习题大全

2

36a-25x2

(x-p)2-9(x+q)2

49a2-4b2

4

d-y4

3

ab-49ab

4a2-25

1

a2-—b2 4

2

xy-y

-m4+1

2

b+10b+25

64y2-80y+25

25x2+70xy+49y2

2

x-8xy+16y2

-36a2+12ab-b2

6mx2+12mxy+6my2

2

(m+n)-4(m+n)+4

36(x-y)2-24(x-y)+4

16m2-56mn+49n2

人教版八年级数学上册因式分解综合练习题大全

2

10abc+8ab2

4cx+3cy

m(x-b)+n(x-b)

10mn+10m3n

16xy3z+8x2y4

p(y-a)-q(y-a)

4a(z-5)-6b(z-5)

18xy5z+14x5y

20a4b4+12a4b

2

25c-9x2

(x-p)2-(x-q)2

36a2-b2

4416d-y

3

ab-64ab

16a2-4

1

a2-—b2 9

2

xy-y

-b2+81

人教版八年级数学上册因式分解综合练习题大全

2

c-8c+16

2

81x-54x+9

4x2-16xy+16y2

x2- 20xy +100y 2

(x- y)2

+ 6(x -y) +9

20a6

bc+ 8ab3

6mn

-16mn2 6a(y -

3) +b(y -3)

2 -100a2-20ab-b

5dx2+10dxy+5dy2

49(x+y)2-28(x+y)+4

16m2+16mn+4n2

7ax -5ay 4m(x-b)+10n(x-b)

4x4 y3z+16xy2

p(y-a2)+6q(y-a2)

18xyz+18x4y

2a2b+18a3b

人教版八年级数学上册因式分解综合练习题大全

2264c-x

4(x-p)2-(x+q)2

a2-b2

4481a-y

3

ab-4ab

9a2-16

1

a2-—b2 9

2

xy-y

-m4+1

2

c-12c+36

2

36a+12a+1

4x2-24xy+36y2

22x-16xy+64y

-49a2-14ab-b2

10mx2+20mxy+10my2

2

(x-y)+10(x-y)+25

49(m-n)2-42(m-n)+9

36m2+72mn+36n2

人教版八年级数学上册因式分解综合练习题大全

16abc+14a2b3

7dx+3dy

6m(y-c)-n(y-c)

12mn 4

+ 2m3

n4

18xyz+2x3y2

a(y

- 8)+ 2(y-8) 12xy2z-2xy4

81d2

-64x

2

36(x

q)2 -p)2-(x+

x4

y4

a3

a2-4

b- 49ab

a2 -— 1 b2

4 x2

y- y

-a2+81

p(y-c3)-q(y-c3)

2a3b+10ab4

a2-4b2

人教版八年级数学上册因式分解综合练习题大全

2

x+6x+9

2

64c+48c+9

36x2-48xy+16y2

22x-14xy+49y

-4a2-4ab-b2

4ax2-8axy+4ay2

2

(m+n)-10(m+n)+25

64(b-c)2+16(b-c)+1

16m2+56mn+49n2

6

14abc+2a6b

10bx+2by

m(y-a)-n(y-a)

8mn-16mn4

20xyz+14x3y

p(z-a3)+q(z-a3)

22

2a(x-5)+10b(x-5)

14x2y2z-8x4y3

8a4b-2ab4

人教版八年级数学上册因式分解综合练习题大全

2

d-x2

2

9(x-p)-9(x+q)2

4a2-b2

4

d-y4

3

ab-ab

4a2-16

1

a2-—b2 16

2

xy-81y

-x2+81

2

b-8b+16

2

25b-30b+9

25x2+70xy+49y2

22x+20xy+100y

-81a2-18ab-b2

5dx2+10dxy+5dy2

2

(m+n)+12(m+n)+36

81(a-b)2+36(a-b)+4

36m2-84mn+49n2

人教版八年级数学上册因式分解综合练习题大全

4

10abc-14ab4

5ax-2ay

m(z-a)-n(z-a)

2

4mn-12m4n3

2x4y2z+20xy

2p(z3-c)-7q(z3-c)

22

a(z-2)+(z-2)

8xyz+2x6y3

4a2b2+16ab

2

4c-36x2

16(x-p)2-4(x+q)2

a2-25b2

4

d-y4

3

ab-ab

a2-36

1

a2-—b2 49

2

xy-100y

-b4+1

人教版八年级数学上册因式分解综合练习题大全

x2

+ 10x+ 25

x2- 16xy +64y 2

(b+ c)2

- 12(b +c) +36

16a3 b2

c+

10ab 20mn 4

+ 14m

4

n a(y2- 4)- 4(y 2

- 4)

64c2+48c+9

9x2-30xy+25y2

-64a2+16ab-b2

6ax2+12axy+6ay2

25(x+y)2-20(x+y)+4

16m2+32mn+16n2

4bx +5by 5m(y-c)+n(y-c)

6x2yz-6x2y3

4p(z-b3)+5q(z-b3)

18x35 yz-20x2y

4a2b3+18a3b

人教版八年级数学上册因式分解综合练习题大全

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