初二数学上册因式分解练习题大全61.docx

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初二数学上册因式分解练习题大全61.docx

初二数学上册因式分解练习题大全61

55a+60a318abc-10b4c

18q(y+3)-32q(y+3)2(y+3)+m(y+3)

49-49m248x2-75y2

25x2-16(9x-3y)2-(x+y)2

1-12b+36b2(m-n)2-8m(m-n)+16m2

4b2-40b+10025a2-10a(m-n)+(m-n)2

x2-7x+12x2-6x-27

6x2+34x+4081-16a2

45a-20a410ab3c+30b2

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

49-49y250x2-50y2

81n2-361(x-3y)2-(x+9y)2

49-70y+25y2(a+b)2-6m(a+b)+9m2

100y2-180y+8125a2-10a(a+b)+(a+b)2

x2-8x+15x2+7x-18

12x2+37x+2816-100a2

90a-50a412a4b2c-60b

12q(x-5)-36p(x-5)8(x-5)+m(x-5)

100-64y22x2-50y2

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

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

4y2-36y+8116a2-8a(m-n)+(m-n)2

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

20x2-56x+3616-100y2

20a+90a3b2abc-80b3c

4q(y+1)+40q(y+1)8(y+1)-m(y+1)

81-4x212x2-48y2

49n2-169(2x-2y)2-(7x+y)2

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

9x2+6x+19a2+6a(a-b)+(a-b)2

x2-12x+27x2+3x-40

10x2+27x+1836-4n2

80a+20ab16a3b2c-100b2

6q(x-5)-8q(x-5)6(x-5)-m(x-5)

1-9m248x2-27y2

49b2-324(5x+4y)2-(x-7y)2

9+24b+16b2(m+n)2-6m(m+n)+9m2

81b2+180b+10016a2+8a(m+n)+(m+n)2

x2-6x+9x2+7x-30

5x2+13x+8100-81n2

65a4+20ab8ab2c-20b4c

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

9-36y264x2-16y2

16m2-100(x+y)2-(x-y)2

9-36m+36m2(a+b)2-6m(a+b)+9m2

25y2+20y+436a2+12a(m-n)+(m-n)2

x2-12x+32x2-2x-35

4x2+26x+364-81x2

15a+10a2b20a3b3c+70b4

18p(y+8)+28q(y+8)4(y+8)+m(y+8)

1-16n28x2-8y2

0.64n2-81(x+y)2-(9x+8y)2

25-100n+100n2(x+y)2+8m(x+y)+16m2

36b2-72b+3625a2-10a(x-y)+(x-y)2

x2-15x+56x2+5x-6

20x2+81x+8136-100m2

5a3-80ab8abc+90bc

20q(8+b)-36p(8+b)2(8+b)-m(8+b)

100-64a216x2-16y2

16a2-9(x+2y)2-(x-10y)2

16-24n+9n2(m-n)2-4m(m-n)+4m2

16x2-80x+10025a2-10a(m+n)+(m+n)2

x2+11x+30x2+3x-28

5x2+14x+925-49a2

30a4-50ab16ab2c-60bc

12q(x-2)-40q(x-2)4(x-2)-m(x-2)

16-16y212x2-75y2

0.04y2-36(3x-5y)2-(x+8y)2

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

81b2-144b+6416a2+8a(x+y)+(x+y)2

x2+8x+15x2-5x-50

8x2-14x+64-100a2

100a-70a2b6a2bc-30bc

16p(2+a)+32p(2+a)6(2+a)-m(2+a)

64-9b218x2-2y2

0.64m2-121(x-y)2-(x-10y)2

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

36n2+84n+494a2-4a(m+n)+(m+n)2

x2-11x+24x2+8x-9

2x2+26x+8016-25m2

80a-70a4b16ab3c+40bc

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

36-81x24x2-16y2

25m2-16(2x-5y)2-(9x+7y)2

9+18n+9n2(m-n)2+4m(m-n)+4m2

36x2-120x+10025a2-10a(m-n)+(m-n)2

x2+8x+15x2-5x-6

12x2+40x+2881-4n2

60a-60a6a2b2c+40bc

14q(8-b)+16q(8-b)4(8-b)+m(8-b)

100-49b232x2-8y2

0.81a2-256(7x+y)2-(3x+y)2

100+200a+100a2(m-n)2-12m(m-n)+36m2

49x2-112x+6416a2-8a(m+n)+(m+n)2

x2+3x+2x2-8x-9

8x2+52x+609-81y2

50a+10a42a3b2c+100b

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

49-36m275x2-75y2

81a2-1(3x+2y)2-(2x+8y)2

100-60b+9b2(m-n)2+4m(m-n)+4m2

25m2-30m+925a2-10a(x-y)+(x-y)2

x2+4x+4x2+3x-40

8x2-26x+211-81x2

90a-40a4b20a3bc+80b

2p(9+a)+40p(9+a)6(9+a)-m(9+a)

25-49b275x2-75y2

36x2-256(x+6y)2-(x-y)2

16+48a+36a2(a-b)2-12m(a-b)+36m2

25b2-70b+4916a2+8a(m-n)+(m-n)2

x2-5x+4x2+3x-18

4x2-14x+636-64b2

60a-20a18a4bc-20bc

12q(y+7)+4q(y+7)8(y+7)-m(y+7)

1-64m232x2-18y2

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

49+98n+49n2(a-b)2-10m(a-b)+25m2

25x2+30x+936a2+12a(x+y)+(x+y)2

x2+8x+16x2-9x-10

4x2-6x+29-9x2

10a-50ab20ab2c+90b2c

4p(x+5)+32p(x+5)8(x+5)+m(x+5)

49-25x24x2-64y2

0.04y2-81(x-y)2-(9x-y)2

81+72y+16y2(x+y)2-10m(x+y)+25m2

81n2+90n+254a2-4a(x+y)+(x+y)2

x2+8x+15x2-5x-24

4x2-24x+3281-81a2

40a2-50a2a2b3c-40b2

12p(y-3)-16p(y-3)2(y-3)-m(y-3)

9-25b2100x2-36y2

25y2-144(5x-y)2-(x+y)2

36-96y+64y2(m+n)2+6m(m+n)+9m2

25n2-50n+254a2+4a(a+b)+(a+b)2

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

6x2+35x+361-9n2

100a-70ab10abc+50b

14q(8-a)-28q(8-a)6(8-a)+m(8-a)

25-9m227x2-12y2

9b2-64(7x-5y)2-(x+y)2

16-56a+49a2(m+n)2-12m(m+n)+36m2

49a2+28a+44a2-4a(x-y)+(x-y)2

x2+13x+40x2+5x-24

12x2-40x+281-16x2

65a3+40ab16a3b2c-60b2

16p(x-5)-4q(x-5)6(x-5)-m(x-5)

100-9b212x2-48y2

0.81y2-1(7x-6y)2-(x-7y)2

49+28b+4b2(x-y)2+8m(x-y)+16m2

64x2-16x+136a2+12a(x-y)+(x-y)2

x2+16x+63x2-5x-50

6x2+26x+2064-36n2

35a+100ab10a4bc-60bc

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

36-81a275x2-12y2

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

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

9n2+12n+425a2-10a(x-y)+(x-y)2

x2+9x+18x2-7x-8

10x2-46x+2481-64n2

65a4-20a310ab3c-70b4

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

64-25x24x2-64y2

36n2-121(x+2y)2-(x+9y)2

81+144b+64b2(m+n)2+10m(m+n)+25m2

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

x2+9x+18x2-6x-40

3x2+22x+2425-100a2

70a3-20a10ab2c+30b2

6p(8+a)+40q(8+a)4(8+a)+m(8+a)

36-49b232x2-50y2

0.36x2-9(x+5y)2-(x-7y)2

100+60m+9m2(a-b)2-6m(a-b)+9m2

81y2+162y+8125a2+10a(x-y)+(x-y)2

x2-15x+54x2-4x

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