人教版初中八年级数学上册因式分解练习题大全49.docx

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人教版初中八年级数学上册因式分解练习题大全49.docx

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人教版初中八年级数学上册因式分解练习题大全49.docx

人教版初中八年级数学上册因式分解练习题大全49

25a2+100a8ab2c+60bc

20q(4-b)-28q(4-b)2(4-b)-m(4-b)

16-1b218x2-2y2

81n2-361(x+y)2-(x-10y)2

4+36a+81a2(x+y)2-10m(x+y)+25m2

9a2+18a+99a2+6a(x+y)+(x+y)2

5a+40a310abc+60b

8q(5-a)+40p(5-a)4(5-a)+m(5-a)

16-9b236x2-100y2

36x2-36(4x-y)2-(7x-y)2

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

100m2+20m+14a2+4a(m-n)+(m-n)2

95a3-90a4b12ab3c-10bc

20q(5+a)+40p(5+a)8(5+a)-m(5+a)

4-100y216x2-16y2

0.16a2-9(7x-y)2-(x-y)2

1+6m+9m2(m+n)2-10m(m+n)+25m2

100n2+60n+936a2+12a(m-n)+(m-n)2

35a2+40ab20a3bc-40b2c

10q(y+3)+32p(y+3)8(y+3)-m(y+3)

1-64y250x2-18y2

16n2-4(2x-y)2-(x+y)2

100+60a+9a2(x-y)2-6m(x-y)+9m2

64n2+64n+1625a2+10a(m+n)+(m+n)2

55a3+10ab8ab2c+70bc

6p(1-a)+20q(1-a)2(1-a)-m(1-a)

16-100n236x2-64y2

0.16a2-121(x-y)2-(6x+10y)2

49-42y+9y2(m-n)2+6m(m-n)+9m2

100b2-160b+6425a2+10a(x+y)+(x+y)2

80a4-30a4b14a4b3c-40b4

8q(3-a)+36p(3-a)6(3-a)+m(3-a)

16-1n264x2-4y2

16a2-225(3x+2y)2-(2x-7y)2

81-108m+36m2(a-b)2-10m(a-b)+25m2

64m2-128m+649a2+6a(a-b)+(a-b)2

80a-90a14a4b2c-70b2c

14q(y+7)-4q(y+7)8(y+7)+m(y+7)

1-49a250x2-8y2

0.09y2-225(x+2y)2-(x-10y)2

81+162a+81a2(m-n)2+12m(m-n)+36m2

4y2-20y+2516a2+8a(x+y)+(x+y)2

85a4-10a420a4b3c-20b3

12p(5-b)+36p(5-b)6(5-b)-m(5-b)

64-25n2100x2-64y2

0.36b2-121(x-5y)2-(5x+9y)2

4+32m+64m2(a+b)2+12m(a+b)+36m2

4x2+8x+436a2+12a(a+b)+(a+b)2

35a-20a14a2b2c+30b

16p(1-a)-36q(1-a)8(1-a)+m(1-a)

16-25a216x2-100y2

0.09y2-25(x+y)2-(x-10y)2

4+40b+100b2(x-y)2+6m(x-y)+9m2

9b2+12b+49a2+6a(m+n)+(m+n)2

5a2-80a3b18a4b3c+20b

20p(x-8)-24p(x-8)6(x-8)+m(x-8)

4-64n23x2-12y2

0.09b2-64(x+y)2-(6x-y)2

16-64a+64a2(x-y)2+6m(x-y)+9m2

9y2-6y+125a2-10a(m+n)+(m+n)2

80a-90ab8abc-100b3c

16p(2-a)-36q(2-a)2(2-a)+m(2-a)

64-81b212x2-27y2

49n2-49(9x-6y)2-(x-9y)2

64-48x+9x2(a-b)2-12m(a-b)+36m2

9a2-30a+2525a2-10a(m-n)+(m-n)2

40a3+50a414ab3c-20bc

6p(y+9)-28p(y+9)8(y+9)+m(y+9)

4-1a248x2-27y2

0.81m2-49(8x+y)2-(7x+9y)2

9-18y+9y2(x+y)2-6m(x+y)+9m2

64n2+128n+649a2-6a(x-y)+(x-y)2

65a2+90a44ab3c-10b

6q(x-4)+12q(x-4)4(x-4)-m(x-4)

25-49b250x2-32y2

0.81m2-225(4x-y)2-(x+y)2

81-36a+4a2(x-y)2+10m(x-y)+25m2

4b2-36b+8136a2+12a(a+b)+(a+b)2

25a2-60a416a3bc-100b

16p(6-a)-32p(6-a)6(6-a)-m(6-a)

25-64a232x2-2y2

64m2-25(3x-y)2-(x-y)2

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

81n2-72n+169a2-6a(x-y)+(x-y)2

85a-10a3b18abc+70b

6q(6-b)+20p(6-b)6(6-b)-m(6-b)

49-25m250x2-18y2

0.04n2-361(6x+y)2-(x+7y)2

49+112n+64n2(a+b)2-4m(a+b)+4m2

25y2-70y+499a2-6a(x+y)+(x+y)2

95a4+70a214ab3c+90b2c

4q(8+b)-16p(8+b)8(8+b)+m(8+b)

36-16a23x2-48y2

16m2-36(2x+4y)2-(x-10y)2

49+42x+9x2(x+y)2-10m(x+y)+25m2

9a2-54a+8125a2+10a(x+y)+(x+y)2

35a-50ab16ab2c-40bc

18p(1+a)+40q(1+a)8(1+a)+m(1+a)

25-81b22x2-8y2

4x2-196(x+y)2-(6x+y)2

49-42x+9x2(x+y)2-10m(x+y)+25m2

25a2-10a+14a2+4a(m+n)+(m+n)2

35a-10a4b4a3bc-60bc

14p(x+8)+8q(x+8)4(x+8)+m(x+8)

1-81n22x2-50y2

0.36y2-16(5x-y)2-(x+y)2

100+40x+4x2(x+y)2+8m(x+y)+16m2

25b2+90b+8125a2-10a(a-b)+(a-b)2

95a3+100a2b12a2b3c+90b4

16p(y+1)-24q(y+1)8(y+1)+m(y+1)

36-36a24x2-64y2

4x2-144(4x-y)2-(x+y)2

64-112n+49n2(x-y)2+8m(x-y)+16m2

16a2-56a+4916a2-8a(a+b)+(a+b)2

30a+40a6abc+30b3

10q(7-b)+24p(7-b)6(7-b)-m(7-b)

16-81n227x2-48y2

4x2-169(9x+6y)2-(3x-7y)2

1-6a+9a2(m+n)2-8m(m+n)+16m2

49x2-42x+99a2+6a(x-y)+(x-y)2

55a-100a6a2b2c+10bc

20p(6-b)-12p(6-b)6(6-b)+m(6-b)

25-1a227x2-48y2

0.64m2-196(8x-y)2-(3x+y)2

16-72n+81n2(x-y)2+6m(x-y)+9m2

25b2-30b+925a2-10a(a-b)+(a-b)2

80a3-20ab14a3bc+40b4

2q(y+3)+28q(y+3)4(y+3)+m(y+3)

16-36y28x2-32y2

0.09x2-144(9x+6y)2-(2x+7y)2

81-90a+25a2(a+b)2-10m(a+b)+25m2

64x2+96x+364a2+4a(a+b)+(a+b)2

10a2+10a314abc-10b3c

10q(2+b)+24p(2+b)2(2+b)+m(2+b)

1-81n275x2-12y2

0.25b2-49(6x-y)2-(3x+9y)2

81-126y+49y2(m-n)2+10m(m-n)+25m2

36a2-96a+649a2+6a(x-y)+(x-y)2

40a3+20a4b2abc+40b4c

10q(1-b)-24q(1-b)2(1-b)-m(1-b)

1-9n264x2-16y2

0.36m2-4(9x+y)2-(3x-10y)2

25-30m+9m2(m+n)2+8m(m+n)+16m2

4y2-12y+936a2+12a(x-y)+(x-y)2

60a+70a12abc-50b4c

8p(2+b)-36q(2+b)4(2+b)+m(2+b)

1-100x227x2-48y2

0.04y2-361(3x+2y)2-(7x+7y)2

25+40y+16y2(a+b)2+8m(a+b)+16m2

49x2-140x+10025a2+10a(x-y)+(x-y)2

80a+20a12a2b2c+20b4

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

4-1n24x2-36y2

49y2-361(9x+4y)2-(x-y)2

64-160a+100a2(x+y)2-4m(x+y)+4m2

36n2+108n+814a2-4a(a+b)+(a+b)2

15a3-30a2ab2c-100bc

18p(y-1)-16q(y-1)8(y-1)-m(y-1)

16-81n275x2-75y2

0.04n2-25(2x-6y)2-(x-7y)2

64+160b+100b2(a-b)2+6m(a-b)+9m2

25b2+10b+14a2+4a(x-y)+(x-y)2

70a2+40a24a3b2c-70b

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

9-9y212x2-27y2

16y2-324(x+y)2-(x+7y)2

25-50n+25n2(a-b)2+12m(a-b)+36m2

4a2-16a+1636a2+12a(a-b)+(a-b)2

35a3+40ab14ab2c-20bc

4p(2-b)-40p(2-b)2(2-b)-m(2-b)

16-49y212x2-75y2

36y2-121(7x+5y)2-(7x-y)2

1+12a+36a2(a-b)2+10m(a-b)+25m2

49y2+84y+364a2-4a(a-b)+(a-b)2

65a+30a14ab3c-90b2c

8p(x+9)+32p(x+9)8(x+9)+m(x+9)

25-9a216x2-4y2

0.16y2-81(x+y)2-(x+y)2

100-80m+16m2(m+n)2+6m(m+n)+9m2

64n2+160n+1009a2-6a(a-b)+(a-b)2

15a4+10a2b4ab3c-40b2

12p(8+a)+4q(8+a)6(8+a)+m(8+a)

1-1a227x2-3y2

36b2-400(7x+6y)2-(3x+y)2

49+98a+49a2(a-b)2-12m(a-b)+36m2

100y2-60y+916a2-8a(m+n)+(m+n)2

5a-10a36abc-90b

12p(y-9)-32p(y-9)8(y-9)+m(y-9)

9-9n212x2-27y2

0.49a2-4(x-y)2-(2x-10y)2

1+20m+100m2(a+b)2+8m(a+b)+16m2

100m2-40m+425a2-10a(m-n)+(m-n)2

50a-60a4a2b3c-50bc

20q(8-a)-4q(8-a)6(8-a)-m(8-a)

100-64y264x2-64y2

0.49y2-4(5x-2y)2-(3x+9y)2

81-108y+36y2(a-b)2+12m(a-b)+36m2

64x2+48x+936a2+12a(m+n)+(m+n)2

55a4-60a416ab2c+20bc

20p(9-b)+8q(9-b)6(9-b)+m(9-b)

16-1y248x2-48y2

0.16b2-289(3x+y)2-(6x-10y)2

100+180n+81n2(x+y)2-4m(x+y)+4m2

25x2+60x+364a2-4a(a-b)+(a-b)2

40a-10a4abc-70b3

6p(3-b)-4p(3-b)2(3-b)-m(3-b)

64-64a212x2-27y2

0.64b2-400(8x+6y)2-(x+9y)2

4-12m+9m2(m-n)2-4m(m-n)+4m2

81m2+144m+6416a2+8a(x+y)+(x+y)2

5a-70ab14abc-40bc

12p(x+8)-4q(x+8)2(x+8)+m(x+8)

16-100b248x2-48y2

4x2-169(x+3y)2-(5x+y)2

64+32y+4y2(x-y)2+10m(x-y)+25m2

100b2-120b+3625a2-10a(m+n)+(m+n)2

75a4-100ab18ab2c+20bc

18p(1-b)+28q(1-b)6(1-b)+m(1-b)

16-25y218x2-8y2

0.16n2-169(x-6y)2-(x+y)2

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

81n2+108n+3616a2-8a(x+y)+(x+y)2

40a-20a14abc-90b2c

6q(x+3)-12p(x+3)8(x+3)+m(x+3)

36-36y2100x2-16y2

0.16a2-9(6x-5y)2-(8x-7y)2

100+60b+9b2(m-n)2-8m(m-n)+16m2

36n2+24n+436a2+12a(a+b)+(a+b)2

40a3-30a4b14ab3c-80b3c

12q(5-b)-8q(5-b)2(5-b)+m(5-b)

64-49n216x2-4y2

9a2-225(4x-4y)2-(x-7y)2

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

9a2-24a+169a2+6a(m-n)+(m-n)2

100a2+70ab14abc+60b4c

20q(x-1)+20q(x-1)6(x-1)+m(x-1)

1-36m23x2-12y2

0.81b2-256(4x+y)2-(x+10y)2

64+144n+81n2(a-b)2-12m(a-b)+36m2

9m2+18m+94a2+4a(x+y)+(x+y)2

5a-30a4b18a4bc-100bc

14p(y+6)-32p(y+6)8(y+6)-m(y+6)

25-25x227x2-75y2

0.09a2-81(x+y)2-(x+y)2

36-60a+25a2(m+n)2-10m(m+n)+25m2

16y2-8y+19a2-6a(m+n)+(m+n)2

90a+30ab8ab2c-70b4

12p(3-a)-24p(3-a)8(3-a)+m(3-a)

81-1b227x2-48y2

0.25n2-36(8x-y)2-(4x+8y)2

64+80y+25y2(x+y)2+10m(x+y)+25m2

49y2+70y+254a2-4a(x+y)+(x+y)2

45a-90a6abc+40b3c

14q(y+9)+24q(y+9)6(y+9)+m(y+9)

36-81m264x2-4y2

9m2-64(7x+2y)2-(4x+y)2

81-126m+49m2(m+n)2-4m(m+n)+4m2

100y2+20y+19a2+6a(a-b)+(a-b)2

90a4-80ab6abc-80b

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

25-64b232x2-50y2

0.09n2-169(3x-y)2-(5x+y)2

25+70b+49b2(m-n)2+6m(m-n)+9m2

36n2+72n+3625a2-10a(m+n)+(m+n)2

25a-30a3b2a3b3c-10b2c

2p(y+3)-40p(y+3)8(y+3)-m(y+3)

100-64y23x2-3y2

16a2-169(x+4y)2-(x+8y)2

49-140n+100n2(a-b)2+8m(a-b)+16m2

9b2+30b+2525a2+10a(m-n)+(m-n)2

25a4-20a48abc+30b

20p(y-5)-40q(y-5)2(y-5)-m(y-5)

100-81a212x2-3y2

16m2-9(7x+y)2-(8x+y)2

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

81y2-18y+125a2-10a(x+y)+(x+y)2

5a2+70ab14a2b3c-60b

4q(y-1)-36p(y-1)6(y-1)-m(y-1)

100-25x23x2-12y2

16a2-144(7x-y)2-(x+y)2

64+80b+25b2(a-b)2-10m(a-b)+25m2

36m2-108m+819a2+6a(x+y)+(x+y)2

45a+30a2b20abc-60bc

8p(5+a)-12p(5+a)2(5+a)+m(5+a)

64-1m248x2-27y2

36x2-81(x-2y)2-(2x-y)2

100-180y+81y2(m-n)2-10m(m-n)+25m2

9b2+48b+6416a2-8a(m-n)+(m-n)2

100a2-30a14ab2c+40b4

12q(7+a)-24p(7+a)6(7+a)+m(7+a)

16-36y232x2-18y2

0.16y2-289(x-y)2-(x-y)2

64-96b+36b2(a-b)2-8m(a-b)+16m2

4m2-40m+1004a2-4a(m-n)+(m-n)2

75a-20a18ab2c-100b2c

16p(x-3)+4p(x-3)2(x-3)-m(x-3)

81-36a2100x2-16y2

0.04a2-9(9x-6y)2-(8x+y)2

100-120y+36y2(m-n)2+4m(m-n)+4m2

16m2-8m+136a2+12a(m-n)+(m-n)2

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