人教版初中八年级数学上册因式分解练习题大全50.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50.docx

人教版初中八年级数学上册因式分解练习题大全50

30a3+90ab16abc+20b4c

6q(x-4)-16q(x-4)6(x-4)+m(x-4)

81-9x275x2-27y2

25x2-1(x-5y)2-(x+y)2

25-30a+9a2(a+b)2-8m(a+b)+16m2

36m2+84m+499a2-6a(m-n)+(m-n)2

5a3-20a4b16a2b2c-60b4c

2q(y-5)-8q(y-5)6(y-5)+m(y-5)

4-9m218x2-50y2

9a2-256(6x+2y)2-(x+y)2

4+12n+9n2(x-y)2+10m(x-y)+25m2

64m2+48m+916a2-8a(m+n)+(m+n)2

95a3+20a14ab2c-50b3c

8q(8+b)+20p(8+b)4(8+b)-m(8+b)

81-64b248x2-48y2

81b2-196(7x+y)2-(5x+y)2

1-20m+100m2(a-b)2+6m(a-b)+9m2

9n2-48n+644a2-4a(m+n)+(m+n)2

55a-20ab16abc-20b

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

16-64b275x2-75y2

0.09x2-36(8x-y)2-(6x+8y)2

64+160n+100n2(a+b)2-10m(a+b)+25m2

16y2+72y+8136a2-12a(x-y)+(x-y)2

45a2-40ab16a2bc+30b4

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

49-16a24x2-36y2

9a2-4(x+y)2-(3x+8y)2

4-40y+100y2(m-n)2+10m(m-n)+25m2

64a2-16a+136a2+12a(m-n)+(m-n)2

10a+80a8abc-30b2c

18p(y-9)+40q(y-9)2(y-9)-m(y-9)

64-49x248x2-75y2

16x2-400(7x+6y)2-(x-9y)2

16-48a+36a2(x-y)2+6m(x-y)+9m2

64m2-160m+10025a2+10a(x+y)+(x+y)2

65a4+100a38abc+80b

8p(5-b)+36q(5-b)4(5-b)-m(5-b)

49-81m216x2-100y2

0.16b2-361(5x+y)2-(9x-9y)2

49-56m+16m2(x-y)2-12m(x-y)+36m2

36m2-24m+425a2-10a(x-y)+(x-y)2

5a3+10a38abc+80b

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

49-1a236x2-4y2

49b2-169(x+y)2-(8x-9y)2

36-24b+4b2(x-y)2-12m(x-y)+36m2

16m2+24m+99a2+6a(a-b)+(a-b)2

35a+60a2b2abc-60bc

6p(y-3)+24q(y-3)6(y-3)+m(y-3)

16-49n218x2-18y2

0.09x2-64(x+y)2-(x+y)2

25+90m+81m2(m-n)2-10m(m-n)+25m2

4b2-28b+499a2+6a(x+y)+(x+y)2

15a4+100a3b2ab2c-100b4

16p(x-3)+8q(x-3)2(x-3)-m(x-3)

49-100m218x2-18y2

36n2-100(4x-y)2-(x-y)2

36-48b+16b2(m+n)2+4m(m+n)+4m2

64y2-96y+369a2-6a(a+b)+(a+b)2

30a+60a12a3b3c-60b2

16p(x+8)-20p(x+8)6(x+8)-m(x+8)

36-36m227x2-12y2

49m2-1(5x-y)2-(x+8y)2

9-48m+64m2(x+y)2+4m(x+y)+4m2

25x2+40x+1625a2-10a(a+b)+(a+b)2

95a2+50a418abc+50bc

16p(x-6)-20q(x-6)4(x-6)+m(x-6)

25-100y23x2-27y2

36x2-25(3x+4y)2-(5x-y)2

81+126a+49a2(a-b)2+6m(a-b)+9m2

4a2+20a+2536a2-12a(a+b)+(a+b)2

45a4-30a212a3b3c+90b

2q(9-a)-4p(9-a)8(9-a)+m(9-a)

4-4b24x2-100y2

9a2-121(6x+3y)2-(x-10y)2

49-140n+100n2(a+b)2-6m(a+b)+9m2

49y2+112y+649a2-6a(a+b)+(a+b)2

40a+30a2b16a4b2c+70bc

16q(y-4)+12q(y-4)6(y-4)+m(y-4)

81-9n28x2-2y2

4b2-36(5x-3y)2-(x+y)2

64-32n+4n2(m+n)2-6m(m+n)+9m2

9n2-54n+819a2-6a(x-y)+(x-y)2

30a4+100a8abc+10bc

8p(1-a)+4q(1-a)8(1-a)-m(1-a)

49-4x24x2-4y2

81b2-289(x-y)2-(x-y)2

4+16x+16x2(m+n)2+12m(m+n)+36m2

49b2-70b+259a2+6a(x+y)+(x+y)2

55a-40ab14a3bc+50b4

14q(y+7)-4p(y+7)2(y+7)+m(y+7)

4-81n264x2-64y2

36y2-4(x+y)2-(8x-9y)2

16+40n+25n2(m+n)2+8m(m+n)+16m2

100m2+200m+1004a2+4a(x+y)+(x+y)2

25a-20a3b10a4b2c-50b

6q(5-b)-28q(5-b)4(5-b)+m(5-b)

100-36y248x2-75y2

4m2-1(x-y)2-(x+y)2

81-180b+100b2(a-b)2+10m(a-b)+25m2

100x2+20x+136a2+12a(m-n)+(m-n)2

75a3+50ab18a2bc+70b

14p(y-7)-4q(y-7)2(y-7)-m(y-7)

9-25b264x2-64y2

0.36m2-25(6x-5y)2-(x+y)2

49+84m+36m2(m-n)2+6m(m-n)+9m2

9n2+30n+259a2+6a(a-b)+(a-b)2

5a-20a4a4bc-10b3c

4p(x-1)-16p(x-1)6(x-1)-m(x-1)

1-9x232x2-2y2

16n2-4(x+3y)2-(x+y)2

36-48a+16a2(x-y)2-4m(x-y)+4m2

25b2+70b+494a2-4a(a+b)+(a+b)2

65a4+90ab10ab2c+30bc

20p(y-3)-8q(y-3)6(y-3)-m(y-3)

49-49b22x2-50y2

4m2-289(8x+y)2-(9x-y)2

81-162y+81y2(a+b)2-4m(a+b)+4m2

81a2-54a+94a2-4a(m-n)+(m-n)2

70a+60a12abc-20b4

18q(x+3)+4q(x+3)2(x+3)+m(x+3)

4-100a275x2-75y2

25b2-121(x-3y)2-(9x+8y)2

36+120a+100a2(a+b)2+12m(a+b)+36m2

49a2-56a+1636a2+12a(m+n)+(m+n)2

40a-40ab16a3b2c-60bc

18p(y-6)-16p(y-6)2(y-6)-m(y-6)

81-100n232x2-50y2

64y2-64(6x+3y)2-(7x+9y)2

4-24x+36x2(m+n)2+8m(m+n)+16m2

49m2+112m+6436a2+12a(x-y)+(x-y)2

25a-60a20a3bc-80b3

18p(x+7)-4p(x+7)8(x+7)-m(x+7)

64-100n23x2-48y2

4m2-121(x-y)2-(x-7y)2

25-90n+81n2(x-y)2+4m(x-y)+4m2

16y2+72y+819a2-6a(m-n)+(m-n)2

45a+30a2a2bc+60b2

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

9-36b264x2-100y2

0.16x2-100(x+5y)2-(x-y)2

36-84n+49n2(m-n)2-8m(m-n)+16m2

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

5a2+50a6ab3c+70b4c

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

64-100y212x2-27y2

0.49b2-324(8x-2y)2-(x-8y)2

4+8y+4y2(a-b)2-10m(a-b)+25m2

9n2+54n+819a2+6a(x+y)+(x+y)2

15a3+30a418a3bc-100bc

18q(y-8)-40q(y-8)8(y-8)+m(y-8)

81-49x24x2-4y2

0.49x2-100(5x+3y)2-(7x+y)2

16+64n+64n2(x+y)2+12m(x+y)+36m2

100m2+20m+136a2-12a(m+n)+(m+n)2

85a3-40a10a3b3c+80b3

4q(5+b)-20q(5+b)4(5+b)+m(5+b)

64-49n24x2-36y2

9a2-36(8x+4y)2-(2x-y)2

4-40n+100n2(x-y)2+10m(x-y)+25m2

81a2+36a+425a2+10a(x+y)+(x+y)2

55a2+70a3b16a3b2c-100b3

18p(y-2)+28q(y-2)4(y-2)-m(y-2)

81-

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