初中八年级数学上册因式分解练习题大全73.docx

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初中八年级数学上册因式分解练习题大全73.docx

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初中八年级数学上册因式分解练习题大全73.docx

初中八年级数学上册因式分解练习题大全73

75a-20a2b14abc-40b3

20q(x-3)+4q(x-3)6(x-3)-m(x-3)

49-100x264x2-64y2

81b2-121(x+6y)2-(x+8y)2

1-8a+16a2(x-y)2-10m(x-y)+25m2

81b2+90b+2516a2-8a(a-b)+(a-b)2

x2+6x+8x2-5x-50

3x2-23x+40100-64a2

40a+10a20a4bc+30bc

12p(y-1)-40p(y-1)2(y-1)-m(y-1)

100-16m248x2-48y2

0.36n2-256(4x-2y)2-(7x+9y)2

64-112x+49x2(a-b)2+8m(a-b)+16m2

25m2-30m+99a2+6a(x-y)+(x-y)2

x2+13x+42x2-6x-40

3x2+18x+2481-36a2

25a-50a220a2b3c+100b

4p(9-a)+32q(9-a)2(9-a)-m(9-a)

64-36b264x2-16y2

25x2-169(7x-6y)2-(6x-y)2

1+8x+16x2(m-n)2+12m(m-n)+36m2

81b2-108b+3616a2-8a(a+b)+(a+b)2

x2+10x+16x2+1x-30

2x2-26x+7216-9n2

100a3-40ab8abc+100b4c

8p(x+9)+12q(x+9)6(x+9)+m(x+9)

1-9y250x2-50y2

81n2-256(5x+5y)2-(x-y)2

4+12b+9b2(x-y)2+4m(x-y)+4m2

16a2-40a+2525a2-10a(a+b)+(a+b)2

x2+10x+21x2-3x-18

5x2+38x+489-100a2

5a4+70a2b2ab2c+20bc

12q(y+1)-12p(y+1)2(y+1)+m(y+1)

100-25m23x2-48y2

0.04a2-25(3x-4y)2-(x-8y)2

81-108y+36y2(x+y)2-6m(x+y)+9m2

64y2-128y+6425a2+10a(a+b)+(a+b)2

x2+10x+24x2-6x-40

5x2+20x+1581-16n2

90a+50a8a4b2c-100b3

4p(x-1)+20p(x-1)2(x-1)+m(x-1)

36-49x28x2-50y2

0.64y2-361(9x-2y)2-(x+y)2

4+24b+36b2(m+n)2+12m(m+n)+36m2

4a2-32a+6416a2-8a(m+n)+(m+n)2

x2-5x+4x2+6x-16

10x2+41x+2164-16a2

35a-60ab12abc-80b3c

6q(9+a)-24p(9+a)6(9+a)-m(9+a)

25-25y24x2-16y2

0.49x2-400(5x+y)2-(3x+7y)2

4+24x+36x2(m-n)2+10m(m-n)+25m2

25x2+80x+6436a2+12a(m-n)+(m-n)2

x2-10x+9x2-5x-36

5x2+42x+1681-49b2

35a+70a3b10a2bc-20b

4q(1-b)+36q(1-b)8(1-b)+m(1-b)

36-100m236x2-4y2

0.64m2-49(6x+6y)2-(5x-y)2

100+140m+49m2(x+y)2+10m(x+y)+25m2

36x2+72x+364a2-4a(x+y)+(x+y)2

x2-11x+28x2+7x-8

4x2-18x+2025-4b2

70a2+30a34ab3c+20bc

16p(7+a)+12p(7+a)8(7+a)-m(7+a)

9-64n236x2-4y2

49x2-64(x+y)2-(x+8y)2

49-56y+16y2(m+n)2+8m(m+n)+16m2

9x2+42x+499a2-6a(a+b)+(a+b)2

x2+9x+18x2-7x-18

10x2+11x+364-25y2

50a+80a2b18a4b3c-40b4

16p(9-a)+16p(9-a)2(9-a)-m(9-a)

100-49n23x2-12y2

16b2-4(8x+y)2-(6x-y)2

1-18n+81n2(x-y)2+4m(x-y)+4m2

9y2-36y+3625a2+10a(a+b)+(a+b)2

x2+7x+10x2+4x-45

4x2-20x+2149-49a2

30a2+80a6a4b2c+40b4c

14q(5-a)-28p(5-a)2(5-a)+m(5-a)

25-36x24x2-16y2

4m2-49(7x-y)2-(7x-y)2

81+36x+4x2(a+b)2+12m(a+b)+36m2

64n2-64n+1616a2-8a(m-n)+(m-n)2

x2+10x+25x2-4x-32

15x2-75x+9016-36x2

5a-10a46a2b3c+90b3c

16p(x+5)-28q(x+5)8(x+5)+m(x+5)

1-64x248x2-12y2

0.64b2-36(x+4y)2-(x-y)2

25-70a+49a2(m+n)2-10m(m+n)+25m2

4m2+32m+649a2-6a(x-y)+(x-y)2

x2+11x+30x2-7x-18

12x2-39x+99-81y2

60a2+70a36a2b2c+50b2c

20q(x+5)-28p(x+5)6(x+5)-m(x+5)

100-36n232x2-2y2

0.81y2-25(x+3y)2-(6x-y)2

25+70m+49m2(m+n)2-8m(m+n)+16m2

49y2-56y+1625a2-10a(x-y)+(x-y)2

x2+15x+56x2+2x-35

4x2-34x+701-49a2

20a+40a18a4bc-70b3c

20p(4-b)-20p(4-b)6(4-b)-m(4-b)

16-100n212x2-12y2

0.16y2-196(8x-3y)2-(4x-y)2

16+24y+9y2(a+b)2-12m(a+b)+36m2

9a2-42a+4925a2-10a(x+y)+(x+y)2

x2-17x+72x2+5x-50

4x2+31x+4225-36m2

80a+50a20ab3c+20b3c

10q(5-a)-16p(5-a)2(5-a)-m(5-a)

49-49m216x2-100y2

64m2-4(4x+y)2-(x+7y)2

16-16m+4m2(m-n)2-12m(m-n)+36m2

100b2-80b+1636a2+12a(m-n)+(m-n)2

x2+10x+21x2+7x-18

8x2+6x+181-36n2

30a+30a316abc-100b

18q(y-6)-28q(y-6)6(y-6)+m(y-6)

36-81m264x2-64y2

0.36m2-196(x-3y)2-(2x+9y)2

9+60b+100b2(a+b)2-10m(a+b)+25m2

49b2-126b+8116a2-8a(x-y)+(x-y)2

x2+16x+63x2+8x-9

10x2+35x+259-25y2

20a+40a4b6ab2c+10b3

10q(x-7)-36p(x-7)4(x-7)-m(x-7)

36-25y23x2-3y2

4x2-100(x-y)2-(x-7y)2

25+60b+36b2(x-y)2+8m(x-y)+16m2

49m2+98m+4925a2-10a(a-b)+(a-b)2

x2+7x+10x2-7x-30

8x2-38x+94-4x2

55a+30a4b8a3bc+10b4

4p(4-a)+16q(4-a)2(4-a)-m(4-a)

64-9x22x2-18y2

49n2-81(x+6y)2-(8x-7y)2

64+128x+64x2(a-b)2+8m(a-b)+16m2

16y2+24y+936a2-12a(x-y)+(x-y)2

x2-10x+25x2+6x-7

3x2+30x+2764-100x2

10a3-40a12a2bc-80b4c

12q(4-a)-32p(4-a)2(4-a)+m(4-a)

64-9m2100x2-100y2

0.09n2-1(6x+y)2-(2x-8y)2

36-96y+64y2(x-y)2+4m(x-y)+4m2

81a2-36a+44a2+4a(x-y)+(x-y)2

x2+14x+48x2+6x-7

3x2-27x+42100-81m2

15a-50a10a3b2c+30b4

8q(x+2)+16p(x+2)2(x+2)+m(x+2)

81-25a236x2-64y2

0.49a2-121(4x+6y)2-(8x-y)2

4-12x+9x2(x-y)2-4m(x-y)+4m2

64x2+144x+8116a2-8a(x-y)+(x-y)2

x2+5x+6x2+4x-32

6x2+32x+42100-49m2

75a4+50a42a3bc-90b

4p(y-8)-16p(y-8)4(y-8)+m(y-8)

36-81b236x2-36y2

9b2-324(x+5y)2-(x+10y)2

4-12m+9m2(a-b)2+12m(a-b)+36m2

100x2-120x+364a2-4a(m-n)+(m-n)2

x2+7x+10x2-6x-40

12x2-31x+716-81x2

20a-100a2b8a4bc-90b

4p(y-8)-8p(y-8)4(y-8)+m(y-8)

100-16b22x2-50y2

0.04b2-121(x-5y)2-(7x+7y)2

1+12n+36n2(x-y)2+10m(x-y)+25m2

25m2+100m+1009a2+6a(a+b)+(a+b)2

x2+5x+6x2+5x-50

16x2+32x+124-100b2

90a+20ab8abc-20bc

4p(x+3)-4p(x+3)4(x+3)-m(x+3)

64-16n250x2-2y2

0.36x2-121(3x+y)2-(x+7y)2

1+16n+64n2(a-b)2-8m(a-b)+16m2

36a2-12a+14a2-4a(x-y)+(x-y)2

x2-10x+24x2+5x-6

8x2-22x+154-25y2

60a4+10a18ab2c+20b4c

10q(x-8)-36q(x-8)2(x-8)+m(x-8)

9-64m264x2-16y2

0.04x2-64(x+y)2-(x+y)2

49+98b+49b2(x+y)2-12m(x+y)+36m2

49y2+70y+2516a2+8a(m-n)+(m-n)2

x2-17x+72x2+4x-21

10x2-70x+1001-64x2

90a3+60ab16a4b2c+40b2

18p(3-a)+28q(3-a)8(3-a)+m(3-a)

81-9b236x2-16y2

25x2-121(8x-y)2-(5x-8y)2

25-100m+100m2(m+n)2+10m(m+n)+25m2

4y2-16y+1636a2+12a(x-y)+(x-y)2

x2-11x+18x2-1x-30

6x2+36x+541-4x2

30a3+100a2b14abc-20b4c

18p(3+a)-28p(3+a)8(3+a)-m(3+a)

49-64m22x2-2y2

49x2-1(2x-y)2-(9x+y)2

36+24x+4x2(a-b)2+4m(a-b)+4m2

81b2-90b+2536a2+12a(m+n)+(m+n)2

x2+5x+6x2-3x-28

4x2+48x+8049-4y2

55a2-40a16a3bc-90bc

12p(y+4)+40q(y+4)6(y+4)-m(y+4)

4-81m264x2-4y2

0.25n2-25(x-6y)2-(6x-y)2

16-24a+9a2(x-y)2-10m(x-y)+25m2

81x2-126x+499a2+6a(x-y)+(x-y)2

x2+16x+64x2+7x-8

16x2-44x+3049-4y2

10a+30a20abc+50b2

4q(3-b)-12p(3-b)6(3-b)-m(3-b)

9-81y250x2-50y2

0.36a2-361(9x-y)2-(x+y)2

100-180n+81n2(x+y)2-6m(x+y)+9m2

64y2-48y+936a2-12a(x-y)+(x-y)2

x2+10x+16x2-7x-30

16x2-20x+616-16b2

30a4+40ab12a3b3c+50b2c

6q(x+3)-40q(x+3)6(x+3)-m(x+3)

9-81n216x2-4y2

9n2-361(x-y)2-(7x+8y)2

36-36a+9a2(m+n)2+10m(m+n)+25m2

36n2+12n+14a2-4a(m-n)+(m-n)2

x2-14x+45x2-5x-14

16x2+68x+7216-25y2

75a-20a214a2b2c+20b2

8q(8+a)-40q(8+a)6(8+a)-m(8+a)

9-36a236x2-100y2

0.16y2-64(x-y)2-(x+8y)2

4+36y+81y2(x-y)2-10m(x-y)+25m2

16a2-32a+169a2+6a(a+b)+(a+b)2

x2-13x+36x2-8x-20

16x2-80x+10016-16a2

15a3-60a210a4bc+50b4c

16p(x-2)-36q(x-2)2(x-2)-m(x-2)

25-4b23x2-3y2

0.09b2-81(x-y)2-(3x-8y)2

4+16y+16y2(x-y)2-8m(x-y)+16m2

9m2-36m+3636a2-12a(a+b)+(a+b)2

x2-13x+42x2-6x-16

3x2+11x+816-36x2

70a2-100a3b18abc+70bc

8q(x-1)+40q(x-1)8(x-1)-m(x-1)

64-64m264x2-16y2

0.49y2-1(x+6y)2-(x-9y)2

36-36m+9m2(x-y)2+10m(x-y)+25m2

49m2-56m+1625a2+10a(m-n)+(m-n)2

x2-15x+54x2-5x-14

20x2+48x+281-16x2

45a4+60a2b12ab2c+100b4c

20p(y-4)+28q(y-4)6(y-4)+m(y-4)

36-9a2100x2-36y2

0.04y2-4(x-y)2-(x+9y)2

36+108n+81n2(m+n)2+6m(m+n)+9m2

81m2-126m+499a2-6a(a-b)+(a-b)2

x2-11x+30x2-9x-10

4x2-28x+4925-4y2

10a+10a18a4b3c-60b2

2p(y-4)+16p(y-4)4(y-4)-m(y-4)

49-64a232x2-8y2

9b2-400(x-3y)2-(x+8y)2

64-80b+25b2(m+n)2-4m(m+n)+4m2

25b2-10b+116a2+8a(x+y)+(x+y)2

x2-10x+24x2-6x-27

6x2+46x+8025-9m2

50a4-90ab2a2bc-80b4

12p(2-a)-40p(2-a)8(2-a)+m(2-a)

100-9b22x2-2y2

36b2-256(3x+y)2-(5x-y)2

64+144m+81m2(a-b)2+6m(a-b)+9m2

64b2+80b+259a2-6a(x+y)+(x+y)2

x2+15x+54x2+4x-21

5x2+48x+2725-9x2

95a3+30a3b18ab2c-30b

2p(y-3)+12p(y-3)6(y-3)-m(y-3)

16-64n227x2-3y2

0.81b2-400(4x-y)2-(x-y)2

4-40x+100x2(x+y)2+12m(x+y)+36m2

64a2-80a+2516a2+8a(a+b)+(a+b)2

x2+12x+32x2-5x-6

16x2-28x+1064-25n2

35a-50ab10abc+10b

20p(5+a)+4q(5+a)8(5+a)+m(5+a)

100-64m248x2-3y2

0.64m2-121(x+y)2-(x-y)2

49+28b+4b2(a+b)2+10m(a+b)+25m2

64x2+128x+6436a2+12a(m+n)+(m+n)2

x2-16x+64x2+3x-18

9x2+36x+3281-25n2

25a-40ab16a4b2c+90bc

8q(1+b)-32p(1+b)2(1+b)+m(1+b)

49-16n248x2-75y2

25a2-400(x+3y)2-(x+9y)2

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