初二数学上册因式分解练习题大全1.docx
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初二数学上册因式分解练习题大全1
95a+20ab10a2b3c+90bc
14q(9-a)-20p(9-a)2(9-a)+m(9-a)
4-81y23x2-3y2
16x2-324(7x-y)2-(x+9y)2
100+120n+36n2(x-y)2+4m(x-y)+4m2
36y2+96y+6436a2+12a(a-b)+(a-b)2
x2-13x+36x2+7x-8
4x2+10x+69-16n2
65a2+10a4a2bc-40b4
14p(8-a)+20p(8-a)4(8-a)+m(8-a)
9-4a216x2-100y2
36b2-16(3x-y)2-(x+y)2
36-72y+36y2(x-y)2+4m(x-y)+4m2
9y2-18y+99a2-6a(m+n)+(m+n)2
x2-9x+20x2+8x-9
16x2+32x+781-4a2
25a-20a3b12a3b2c-30b
12q(1+a)-12p(1+a)6(1+a)+m(1+a)
4-64a275x2-3y2
49b2-225(x+y)2-(x+y)2
64+48x+9x2(m-n)2+6m(m-n)+9m2
64x2+128x+6436a2+12a(a-b)+(a-b)2
x2+11x+18x2+5x-14
16x2+36x+144-4b2
65a+100ab12ab3c-90b
20p(2-a)+4p(2-a)2(2-a)-m(2-a)
49-16y227x2-3y2
0.16x2-100(5x-y)2-(9x+y)2
1+4m+4m2(m-n)2+8m(m-n)+16m2
100x2+140x+494a2-4a(x+y)+(x+y)2
x2+15x+56x2+7x-18
12x2-37x+21100-9n2
60a4-60a4b18ab3c+60bc
20p(y-6)+32q(y-6)8(y-6)+m(y-6)
36-36a236x2-4y2
81m2-289(3x+5y)2-(4x+y)2
25-70y+49y2(m+n)2+4m(m+n)+4m2
49b2+112b+6436a2+12a(m-n)+(m-n)2
x2-15x+54x2-6x-40
12x2-41x+24100-36y2
55a-10a22a2bc-30b2c
4q(x+1)+8q(x+1)8(x+1)-m(x+1)
100-64b28x2-50y2
0.36m2-36(x+y)2-(9x+9y)2
16+56y+49y2(m+n)2-10m(m+n)+25m2
25n2-20n+49a2+6a(m+n)+(m+n)2
x2+8x+15x2-4x-32
8x2+56x+8064-4n2
25a-80ab14ab2c+60b4
16q(y+6)-8p(y+6)4(y+6)+m(y+6)
36-64m216x2-4y2
0.16b2-400(4x-5y)2-(x-y)2
1-12b+36b2(a-b)2+4m(a-b)+4m2
25n2+80n+6416a2-8a(m-n)+(m-n)2
x2+15x+54x2-2x-35
2x2+22x+484-9a2
30a-10a414abc+90b3
20p(4+a)+36q(4+a)4(4+a)-m(4+a)
49-49y212x2-12y2
0.09x2-121(x+y)2-(9x-y)2
4+24b+36b2(a-b)2+8m(a-b)+16m2
49x2-84x+3625a2-10a(x+y)+(x+y)2
x2+7x+12x2-7x-18
2x2+10x+121-16n2
5a2-100a2b12a3bc+60b2c
20p(x+3)+12p(x+3)2(x+3)-m(x+3)
64-100m2100x2-4y2
36b2-100(7x+y)2-(3x-y)2
64-80b+25b2(a+b)2+4m(a+b)+4m2
4x2+32x+6416a2-8a(m+n)+(m+n)2
x2+8x+15x2+6x-40
15x2-36x+121-25b2
100a+20a314a2b3c+60b4
20q(y+6)+24p(y+6)4(y+6)-m(y+6)
9-9x236x2-16y2
0.25b2-81(8x+4y)2-(8x+y)2
16+64n+64n2(x+y)2+6m(x+y)+9m2
9m2+30m+254a2-4a(m-n)+(m-n)2
x2+11x+18x2+1x-30
6x2+38x+604-25x2
80a+30a10abc-10b4
10q(2-a)-28q(2-a)2(2-a)+m(2-a)
36-16y212x2-75y2
0.16m2-324(x-2y)2-(3x-y)2
100+80n+16n2(a+b)2-10m(a+b)+25m2
25a2+40a+1636a2-12a(x-y)+(x-y)2
x2-10x+21x2+9x-10
16x2-44x+2849-100a2
40a2-30a18abc-70b2
14q(y-2)+24q(y-2)6(y-2)+m(y-2)
100-25a216x2-64y2
81b2-1(7x+y)2-(5x-y)2
9+30m+25m2(m+n)2-6m(m+n)+9m2
100m2+60m+916a2+8a(x+y)+(x+y)2
x2-13x+36x2-5x-50
16x2-40x+94-49x2
55a+30ab14a3b3c-30b4c
10p(3+a)+12p(3+a)6(3+a)+m(3+a)
4-100a236x2-4y2
0.81a2-9(x-2y)2-(x+7y)2
1-10b+25b2(a-b)2+8m(a-b)+16m2
25x2-70x+494a2-4a(m+n)+(m+n)2
x2+18x+81x2-3x-40
20x2-66x+5436-64x2
80a-20a2ab3c+30bc
12p(7+a)+28p(7+a)2(7+a)-m(7+a)
81-25y24x2-16y2
0.04b2-36(6x-2y)2-(4x+y)2
100+140b+49b2(a-b)2+8m(a-b)+16m2
64m2+128m+649a2+6a(a+b)+(a+b)2
x2-7x+6x2-7x-18
8x2-36x+1616-4b2
45a-10a4b20a2b3c+80bc
14p(x-2)+32q(x-2)4(x-2)+m(x-2)
49-36m275x2-48y2
0.09x2-361(x+6y)2-(x+9y)2
100+100m+25m2(m-n)2+10m(m-n)+25m2
36n2+84n+4925a2-10a(x-y)+(x-y)2
x2-8x+15x2+3x-40
2x2+6x+44-100y2
40a3+10a38ab2c+90b
16p(4+a)-20p(4+a)2(4+a)+m(4+a)
25-81x248x2-27y2
9n2-1(9x+y)2-(3x-y)2
9-36b+36b2(a-b)2+6m(a-b)+9m2
100b2-20b+116a2+8a(m+n)+(m+n)2
x2-11x+30x2+8x-20
12x2+24x+1216-9n2
50a3-10ab20abc+60b3
4p(4-b)+12q(4-b)2(4-b)-m(4-b)
9-16b227x2-75y2
25m2-289(8x+4y)2-(6x-8y)2
100-80b+16b2(a-b)2-12m(a-b)+36m2
81x2-36x+436a2+12a(a+b)+(a+b)2
x2+14x+45x2-4x-21
9x2-39x+3636-81y2
80a-60a10a4bc+50b4
18p(x-7)+40q(x-7)4(x-7)-m(x-7)
9-25n22x2-50y2
0.81a2-100(x+y)2-(6x-10y)2
25-40b+16b2(a+b)2+6m(a+b)+9m2
81a2-108a+369a2+6a(m+n)+(m+n)2
x2+7x+12x2-4x-32
6x2-12x+61-81n2
40a-90a420abc-10b4c
14q(1+b)+8q(1+b)2(1+b)-m(1+b)
25-9y275x2-12y2
64b2-16(8x-6y)2-(9x+y)2
25-20a+4a2(m+n)2-10m(m+n)+25m2
16m2-40m+2516a2-8a(x-y)+(x-y)2
x2+10x+24x2+2x-35
12x2+32x+1636-9n2
100a+10a20ab3c-30bc
18p(y+6)+16p(y+6)6(y+6)-m(y+6)
64-9n216x2-100y2
25b2-361(x-y)2-(x-y)2
36-24x+4x2(a-b)2-6m(a-b)+9m2
36m2+72m+364a2+4a(x+y)+(x+y)2
x2+11x+30x2-2x-35
12x2+41x+2416-9a2
45a-60a12abc+90b3
8q(5-a)-24p(5-a)4(5-a)+m(5-a)
25-81a248x2-75y2
64b2-9(x-y)2-(8x-9y)2
1-4n+4n2(a-b)2+4m(a-b)+4m2
36y2-120y+10016a2+8a(a+b)+(a+b)2
x2-7x+6x2+5x-14
2x2+9x+936-81a2
20a2+40a218abc+60b
16q(7-a)+12p(7-a)6(7-a)+m(7-a)
25-81b22x2-32y2
0.09y2-196(x+y)2-(3x+10y)2
49-42y+9y2(x+y)2+4m(x+y)+4m2
4m2+16m+164a2-4a(m-n)+(m-n)2
x2-6x+5x2+8x-9
20x2+56x+3616-81a2
45a+90a22a4b2c-80bc
8p(x-7)-24p(x-7)4(x-7)+m(x-7)
9-36y264x2-64y2
4b2-400(x-y)2-(x-10y)2
36+24x+4x2(x+y)2-12m(x+y)+36m2
49x2-112x+6416a2-8a(x+y)+(x+y)2
x2+10x+16x2-6x-40
12x2-47x+451-9y2
20a4+20a3b18abc-80bc
2q(8-b)+12p(8-b)8(8-b)-m(8-b)
1-49n218x2-50y2
0.16m2-361(4x+4y)2-(2x-y)2
64+96a+36a2(m+n)2-10m(m+n)+25m2
100b2-180b+8116a2-8a(a+b)+(a+b)2
x2+7x+12x2-5x-24
12x2+31x+2049-49y2
85a+20ab2ab2c+50b2c
6p(5-b)+4q(5-b)8(5-b)+m(5-b)
49-49x216x2-4y2
49y2-256(x+3y)2-(x+7y)2
16-48y+36y2(m+n)2-8m(m+n)+16m2
25b2+10b+14a2+4a(x+y)+(x+y)2
x2-17x+72x2-3x-18
2x2+18x+4036-25a2
10a3-70a4ab3c+80b3
4p(y+7)-12q(y+7)6(y+7)+m(y+7)
49-25y227x2-12y2
49m2-16(9x-4y)2-(x-y)2
49-42y+9y2(m+n)2-8m(m+n)+16m2
100b2+80b+164a2-4a(x-y)+(x-y)2
x2-13x+36x2-5x-50
12x2+25x+1264-36n2
85a-60a6ab2c+90b4c
8q(6+a)+8p(6+a)4(6+a)-m(6+a)
36-4m227x2-12y2
49n2-144(5x-6y)2-(x-7y)2
1-12a+36a2(m-n)2-12m(m-n)+36m2
9b2+54b+8116a2-8a(x+y)+(x+y)2
x2+13x+42x2-6x-27
4x2+26x+4216-4y2
45a+10a4b10abc-70bc
10q(x-3)+28p(x-3)4(x-3)-m(x-3)
4-25a250x2-32y2
0.36b2-49(4x+y)2-(x+y)2
49+28x+4x2(x-y)2+10m(x-y)+25m2
16b2+8b+116a2+8a(x-y)+(x-y)2
x2+6x+9x2-6x-7
9x2-27x+209-81m2
5a3-70ab16a4b3c+70bc
2q(x-8)-4q(x-8)4(x-8)-m(x-8)
49-49x264x2-4y2
0.16m2-16(6x+y)2-(4x+y)2
64+64x+16x2(m-n)2+10m(m-n)+25m2
64a2-160a+1009a2-6a(x-y)+(x-y)2
x2+7x+10x2-6x-16
4x2-32x+6481-81n2
50a+100a4a3bc-20bc
2p(4-a)+20p(4-a)6(4-a)+m(4-a)
9-100x250x2-50y2
9m2-400(x-y)2-(9x-y)2
9-36x+36x2(x+y)2-8m(x+y)+16m2
36x2+48x+1625a2-10a(a+b)+(a+b)2
x2+9x+20x2-6x-16
12x2-33x+211-4x2
50a2-100a2b8a4bc+70b2
2p(x+8)-32q(x+8)8(x+8)+m(x+8)
9-4y28x2-8y2
25b2-1(x+5y)2-(2x-10y)2
16+32n+16n2(x-y)2+6m(x-y)+9m2
16a2-32a+1636a2+12a(m-n)+(m-n)2
x2-13x+42x2-5x-14
10x2-26x+1216-9x2
65a-90a6a3bc-30b2c
4p(1+a)-12q(1+a)4(1+a)+m(1+a)
16-64m22x2-50y2
0.25y2-121(7x+y)2-(x-y)2
36-96y+64y2(x+y)2-8m(x+y)+16m2
100x2-60x+936a2-12a(m+n)+(m+n)2
x2+13x+42x2+5x-50
8x2-18x+949-81y2
65a3-70a12abc-40bc
14p(4-b)+40p(4-b)6(4-b)+m(4-b)
36-36m275x2-12y2
4n2-16(x-5y)2-(x+y)2
9-30n+25n2(m-n)2+8m(m-n)+16m2
25b2-100b+10025a2-10a(a-b)+(a-b)2
x2+11x+30x2-5x-14
6x2+28x+3225-36m2
10a+50ab16a4bc+100b
6q(8+b)+16p(8+b)2(8+b)+m(8+b)
100-81m232x2-8y2
0.09m2-81(x-y)2-(3x+y)2
100+200x+100x2(m-n)2+6m(m-n)+9m2
64y2+160y+1009a2-6a(x+y)+(x+y)2
x2-9x+20x2-7x-18
10x2+39x+3549-81b2
85a-30a3b20a3b2c+20bc
20p(2-b)+36p(2-b)6(2-b)+m(2-b)
1-49n2100x2-16y2
0.25x2-361(7x+y)2-(x-y)2
81+126b+49b2(x+y)2+6m(x+y)+9m2
4n2-40n+10025a2-10a(a-b)+(a-b)2
x2-12x+32x2-4x-32
2x2-19x+351-4m2
45a-20a2b6abc-70b
2q(x+4)-24q(x+4)4(x+4)+m(x+4)
25-81a28x2-2y2
16m2-4(2x+5y)2-(x+y)2
9-18b+9b2(x-y)2-4m(x-y)+4m2
36m2-24m+49a2+6a(a+b)+(a+b)2
x2+9x+20x2+5x-6
10x2-56x+644-64b2
25a-20a6ab2c-10b2c
8p(x+1)-4p(x+1)6(x+1)+m(x+1)
36-9n250x2-32y2
0.64b2-25(4x-y)2-(2x-8y)2
49+112x+64x2(m-n)2-12m(m-n)+36m2
49y2+42y+99a2-6a(x+y)+(x+y)2
x2-8x+16x2-6x-7
16x2-36x+1416-4y2
30a4+70ab4ab3c-20b4c
18p(3+a)+12p(3+a)2(3+a)+m(3+a)
49-25b2100x2-16y2
36a2-36(6x+3y)2-(5x+10y)2