初二数学上册因式分解练习题大全88Word文件下载.docx

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初二数学上册因式分解练习题大全88Word文件下载.docx

16p(3+a)+40p(3+a)6(3+a)+m(3+a)

16-25b232x2-8y2

25m2-225(x+3y)2-(x+y)2

64-144x+81x2(a+b)2+10m(a+b)+25m2

49x2-70x+2516a2+8a(m-n)+(m-n)2

x2+8x+16x2-2x-35

16x2-60x+5425-9n2

100a+100ab2abc+90b

8q(x-1)-8p(x-1)4(x-1)-m(x-1)

25-16m216x2-36y2

0.25x2-49(x-3y)2-(2x-y)2

16-64b+64b2(a-b)2-8m(a-b)+16m2

64n2+144n+8125a2+10a(m+n)+(m+n)2

x2+5x+4x2+4x-45

5x2-22x+836-9y2

75a+10a320ab3c-30b

12p(x-7)-8p(x-7)6(x-7)+m(x-7)

64-9a28x2-32y2

25m2-36(8x-y)2-(x+7y)2

36+108m+81m2(m-n)2-4m(m-n)+4m2

25a2-10a+19a2-6a(m+n)+(m+n)2

x2+13x+36x2+6x-16

4x2+22x+10100-100n2

70a-50ab16ab2c-70b4c

16p(2+b)+36q(2+b)6(2+b)+m(2+b)

1-9a232x2-50y2

0.49x2-4(9x-y)2-(x+9y)2

4-28m+49m2(a-b)2+12m(a-b)+36m2

64b2-128b+6416a2-8a(x+y)+(x+y)2

x2+9x+8x2+4x-45

5x2+22x+849-100a2

90a4+10a214a2bc-10bc

18p(x-3)+32q(x-3)6(x-3)-m(x-3)

16-100n2100x2-100y2

0.81m2-64(x+4y)2-(x+y)2

64-80b+25b2(a-b)2-6m(a-b)+9m2

9a2+30a+2536a2+12a(a+b)+(a+b)2

x2-8x+15x2+4x-45

2x2-11x+1516-9y2

55a-80a8a3bc-70b

8q(7+a)+36q(7+a)6(7+a)-m(7+a)

100-9m23x2-27y2

25a2-196(3x+y)2-(x-y)2

4-16n+16n2(x+y)2-12m(x+y)+36m2

49x2-126x+8136a2+12a(m+n)+(m+n)2

x2-12x+27x2-4x-12

12x2+25x+71-100b2

45a-60a212a3b3c-40b3c

10p(9-b)+40p(9-b)6(9-b)-m(9-b)

64-64y248x2-48y2

0.09y2-324(x+y)2-(6x-10y)2

25-50x+25x2(x-y)2-4m(x-y)+4m2

64b2-64b+1636a2+12a(x+y)+(x+y)2

x2+7x+10x2+1x-30

12x2+13x+39-64y2

35a4-80a2ab2c-60bc

16p(x-9)+12q(x-9)8(x-9)+m(x-9)

1-49b250x2-8y2

36y2-16(5x-y)2-(x+y)2

1-18a+81a2(x+y)2+4m(x+y)+4m2

4b2+32b+6416a2-8a(a+b)+(a+b)2

x2-10x+16x2+5x-24

12x2+55x+5016-81b2

10a2+40ab18a2b2c+90b3c

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

9-64y227x2-75y2

36y2-256(9x+3y)2-(x+10y)2

49+98x+49x2(a-b)2+10m(a-b)+25m2

16y2+40y+254a2-4a(x+y)+(x+y)2

x2-11x+18x2-3x-18

20x2-52x+249-81y2

55a3+10a320ab2c+70bc

16q(x+2)+32p(x+2)6(x+2)+m(x+2)

81-64a236x2-16y2

64y2-289(x-y)2-(x-y)2

64-64y+16y2(m+n)2+4m(m+n)+4m2

16b2-16b+44a2+4a(x-y)+(x-y)2

x2-9x+14x2-4x-32

16x2+52x+30100-36y2

95a-50a2b16ab3c+20b3

2q(3+b)-4q(3+b)4(3+b)+m(3+b)

25-25m218x2-18y2

0.81m2-25(x-y)2-(6x+10y)2

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

100b2+40b+425a2-10a(m-n)+(m-n)2

x2-9x+14x2-5x-50

16x2-40x+21100-25x2

40a3-60ab4a3bc+80b

16q(6+a)-20p(6+a)2(6+a)+m(6+a)

9-4x232x2-8y2

81x2-196(8x+y)2-(6x+8y)2

36+24n+4n2(m+n)2+6m(m+n)+9m2

49m2+98m+494a2-4a(a+b)+(a+b)2

x2+11x+18x2+3x-40

15x2-24x+9100-36m2

20a4+70a4a3bc-10b

2q(9-a)-28q(9-a)8(9-a)-m(9-a)

36-16x2100x2-16y2

0.49n2-64(9x-y)2-(x+10y)2

9+18n+9n2(m+n)2+12m(m+n)+36m2

100m2+40m+416a2-8a(m+n)+(m+n)2

x2+8x+16x2+4x-32

6x2+13x+5100-25a2

50a3-100ab8a3bc-60b3c

6q(y+4)+8q(y+4)2(y+4)+m(y+4)

4-4b236x2-64y2

81m2-400(x-y)2-(x-y)2

25-50a+25a2(x-y)2+6m(x-y)+9m2

4n2+16n+1625a2+10a(a-b)+(a-b)2

x2-6x+9x2+8x-20

4x2+30x+50100-16y2

70a+10ab14a2b2c-90b3c

20q(x+7)+32q(x+7)6(x+7)-m(x+7)

1-16y248x2-12y2

25n2-121(6x-y)2-(x-y)2

36+120b+100b2(m-n)2-6m(m-n)+9m2

36y2+96y+6416a2-8a(x-y)+(x-y)2

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

4x2+34x+161-4n2

95a2+20ab2abc+20b

16q(x+5)-4q(x+5)2(x+5)+m(x+5)

1-4b275x2-75y2

16n2-400(9x-4y)2-(5x+7y)2

36+84n+49n2(x+y)2+4m(x+y)+4m2

16y2+56y+4936a2+12a(a+b)+(a+b)2

x2+12x+35x2-5x-6

9x2+57x+9049-16a2

40a4+100a2b6abc+90b

2q(3+b)-16p(3+b)2(3+b)+m(3+b)

16-4n236x2-4y2

81b2-400(4x-4y)2-(x-y)2

4+20n+25n2(a-b)2+10m(a-b)+25m2

16n2+80n+1009a2+6a(x+y)+(x+y)2

x2+15x+56x2+5x-50

12x2-46x+4264-100n2

20a2+80a10abc+40bc

10q(y-4)-40q(y-4)6(y-4)-m(y-4)

36-4n23x2-75y2

16a2-256(x+y)2-(x+8y)2

36-84b+49b2(a+b)2-10m(a+b)+25m2

49x2+70x+2536a2-12a(x+y)+(x+y)2

x2+11x+24x2+5x-50

12x2+29x+1436-81n2

70a3-10a212ab2c+70b4c

6q(y-2)-40q(y-2)8(y-2)+m(y-2)

25-9x227x2-12y2

0.16a2-196(8x+y)2-(8x+y)2

9-60x+100x2(m-n)2-4m(m-n)+4m2

64a2-112a+4916a2-8a(x-y)+(x-y)2

x2-15x+54x2+2x-24

6x2+34x+409-25b2

95a+20a210abc-80bc

2q(4+b)+12q(4+b)6(4+b)-m(4+b)

81-100n264x2-100y2

0.09n2-196(7x-5y)2-(2x+y)2

100-80y+16y2(m-n)2+12m(m-n)+36m2

16y2-24y+99a2+6a(x-y)+(x-y)2

x2+9x+18x2-4x-45

9x2+36x+324-16n2

10a+40a2b12abc+20b4

4p(y+2)-16p(y+2)6(y+2)+m(y+2)

16-64x218x2-50y2

36b2-256(x+y)2-(x+10y)2

64+32x+4x2(x+y)2+6m(x+y)+9m2

64x2+96x+3636a2-12a(a+b)+(a+b)2

x2-13x+36x2+1x-30

6x2-34x+4864-9a2

85a2+50ab2ab3c+90b2c

14q(1+a)-24q(1+a)6(1+a)+m(1+a)

16-81n212x2-12y2

0.25y2-1(2x-2y)2-(x+8y)2

16-16y+4y2(a+b)2-12m(a+b)+36m2

4a2-4a+136a2+12a(m-n)+(m-n)2

x2-12x+32x2+9x-10

20x2+66x+4049-25n2

50a-100ab18a4b2c-30b4c

12p(9+a)+20p(9+a)6(9+a)+m(9+a)

36-25y275x2-12y2

49b2-16(x-2y)2-(3x-8y)2

36+72m+36m2(a+b)2-8m(a+b)+16m2

100n2+160n+644a2-4a(m-n)+(m-n)2

x2+7x+12x2-5x-14

20x2-38x+1264-36a2

85a3+100ab20abc+20bc

6q(y+9)+8p(y+9)4(y+9)-m(y+9)

36-9n2100x2-4y2

0.49n2-324(5x+y)2-(8x-7y)2

64-144a+81a2(m+n)2-12m(m+n)+36m2

36a2+24a+44a2+4a(a-b)+(a-b)2

x2-12x+32x2+4x-21

12x2+13x+349-9x2

60a+50a20a2b2c-30b

12p(y+9)+8p(y+9)2(y+9)+m(y+9)

4-25x212x2-3y2

4n2-1(x-2y)2-(8x+9y)2

1-12n+36n2(a+b)2-4m(a+b)+4m2

4a2+28a+4925a2+10a(m-n)+(m-n)2

x2-14x+48x2-4x-12

5x2+29x+2036-16m2

85a-80a22abc+60b

8q(x-7)+4p(x-7)6(x-7)-m(x-7)

64-49m248x2-3y2

0.49b2-324(x-6y)2-(8x+10y)2

100-200b+100b2(m-n)2-12m(m-n)+36m2

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

x2-6x+9x2-6x-40

8x2-10x+316-36b2

45a2-60a414a4bc-90b

4q(8+a)+8q(8+a)4(8+a)+m(8+a)

100-49m236x2-4y2

25b2-144(x+y)2-(6x+y)2

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

49m2+14m+136a2+12a(x+y)+(x+y)2

x2+10x+16x2+5x-6

9x2+9x+249-100b2

30a+100a312a3bc+10b2c

8q(9+a)-32q(9+a)8(9+a)+m(9+a)

36-36a218x2-50y2

0.16x2-361(3x-3y)2-(x-y)2

1-18x+81x2(a+b)2+12m(a+b)+36m2

9a2-12a+416a2-8a(a-b)+(a-b)2

x2-10x+21x2+5x-6

2x2+16x+3036-81y2

90a4+50a2b18ab2c+30b

14p(6+b)-20p(6+b)4(6+b)+m(6+b)

4-49b264x2-4y2

0.16m2-36(x-5y)2-(x-y)2

64+96b+36b2(m-n)2+4m(m-n)+4m2

4m2+36m+8125a2-10a(x-y)+(x-y)2

x2+6x+8x2+9x-10

16x2-44x+1825-9x2

30a+40a3b12a2bc-50bc

4p(y-1)+4q(y-1)6(y-1)+m(y-1)

4-25x264x2-36y2

64x2-225(3x-2y)2-(x-9y)2

81-108y+36y2(a+b)2+4m(a+b)+4m2

49x2+126x+814a2+4a(m-n)+(m-n)2

x2-13x+42x2-9x-10

6x2+8x+225-25b2

60a+20a4b16abc-40bc

14q(x+6)-36q(x+6)6(x+6)-m(x+6)

36-64x236x2-36y2

36m2-169(5x+y)2-(x+y)2

9+42x+49x2(x+y)2-4m(x+y)+4m2

4b2+16b+169a2-6a(x-y)+(x-y)2

x2-11x+30x2+4x-21

2x2-20x+4849-36m2

90a-50ab14abc+50bc

8q(y+7)-24q(y+7)8(y+7)-m(y+7)

81-100a275x2-12y2

0.04x2-49(x+y)2-(x+10y)2

16-64y+64y2(m+n)2-12m(m+n)+36m2

16x2-32x+1636a2+12a(m-n)+(m-n)2

x2+3x+2x2-5x-36

4x2-28x+244-4n2

65a+100a42a3bc-90b2

8p(8+b)+24p(8+b)8(8+b)+m(8+b)

49-49x250x2-2y2

0.36m2-121(x-2y)2-(x-y)2

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

9m2-42m+4936a2+12a(m+n)+(m+n)2

x2+9x+20x2+7x-8

16x2+80x+10081-9a2

90a-90ab20a2b2c+80b2c

20q(x+2)+8p(x+2)6(x+2)-m(x+2)

25-100a212x2-48y2

36a2-49(x-4y)2-(5x+9y)2

100-160y+64y2(x+y)2-4m(x+y)+4m2

9a2+60a+10025a2+10a(a+b)+(a+b)2

x2+12x+27x2+5x-36

12x2-61x+70100-64x2

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