初二数学上册因式分解练习题大全71.docx
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初二数学上册因式分解练习题大全71.docx
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初二数学上册因式分解练习题大全71
60a4+40a212a4b3c-90b
6p(7-b)-40p(7-b)6(7-b)-m(7-b)
64-49n212x2-27y2
0.81x2-256(x+y)2-(2x-8y)2
1+12b+36b2(a+b)2+4m(a+b)+4m2
16y2-56y+4925a2+10a(a-b)+(a-b)2
x2+10x+16x2-5x-6
5x2+38x+2149-9x2
90a+90a18abc-80bc
12p(y-4)+16p(y-4)4(y-4)+m(y-4)
25-4a218x2-50y2
0.64y2-121(8x-5y)2-(5x-y)2
64+112m+49m2(a-b)2-4m(a-b)+4m2
25x2+20x+44a2-4a(x-y)+(x-y)2
x2-14x+45x2+8x-9
6x2-26x+84-9b2
40a4+20ab10a4bc-60b3
16q(5+a)-20q(5+a)2(5+a)-m(5+a)
16-16b264x2-100y2
0.49a2-64(8x-y)2-(9x+y)2
1+8n+16n2(a-b)2+6m(a-b)+9m2
9a2+12a+416a2+8a(a-b)+(a-b)2
x2-11x+18x2-5x-24
8x2+22x+925-64a2
80a2-10ab12a2bc-70b
10q(x+1)+4p(x+1)2(x+1)-m(x+1)
4-16y24x2-100y2
0.16x2-121(x+4y)2-(7x-y)2
49+112y+64y2(x-y)2-4m(x-y)+4m2
100a2-20a+136a2-12a(m+n)+(m+n)2
x2+9x+14x2+6x-16
16x2-56x+4525-100n2
100a4-20a16ab2c+20b4c
4q(9-b)+4p(9-b)8(9-b)-m(9-b)
1-4b23x2-3y2
0.04n2-100(x+y)2-(x-7y)2
81+108b+36b2(x+y)2+6m(x+y)+9m2
81n2+126n+494a2+4a(x-y)+(x-y)2
x2+10x+21x2-4x-12
5x2+12x+71-49n2
65a+100ab8a2bc-50b3
18p(x-3)-4p(x-3)6(x-3)-m(x-3)
16-16b248x2-27y2
0.16x2-196(9x+4y)2-(x+y)2
25+80a+64a2(x-y)2+6m(x-y)+9m2
49x2+70x+2536a2-12a(x-y)+(x-y)2
x2+12x+35x2-3x-40
9x2-42x+454-16b2
30a2-80a36abc+80b
8p(x-9)+28p(x-9)8(x-9)+m(x-9)
25-4a232x2-8y2
36n2-324(x-y)2-(x+y)2
36-84b+49b2(a+b)2-6m(a+b)+9m2
64a2-112a+494a2+4a(m-n)+(m-n)2
x2+14x+49x2-8x-20
10x2+20x+101-9n2
65a+90a3b4abc+60bc
14q(6+b)-28q(6+b)8(6+b)-m(6+b)
64-9x212x2-12y2
0.16n2-324(x-5y)2-(4x+9y)2
25-30a+9a2(a+b)2+4m(a+b)+4m2
25a2+80a+644a2-4a(a+b)+(a+b)2
x2-15x+56x2-1x-30
8x2+26x+184-25a2
30a-80a8a4b2c-30b4c
4q(5-b)+12q(5-b)8(5-b)+m(5-b)
25-49b2100x2-4y2
16b2-100(x-y)2-(x-y)2
1-4n+4n2(a-b)2-12m(a-b)+36m2
64a2+144a+819a2-6a(x+y)+(x+y)2
x2-12x+35x2-3x-28
8x2+24x+104-49b2
90a2-60ab4a4bc+10b2c
16p(y-4)+36p(y-4)2(y-4)+m(y-4)
4-16n232x2-18y2
25y2-64(x+4y)2-(6x+y)2
4-16n+16n2(a+b)2-10m(a+b)+25m2
49b2+28b+436a2+12a(a+b)+(a+b)2
x2-11x+30x2+2x-35
8x2+50x+6364-81a2
30a3-30a6a4b3c-50bc
10p(y+7)+20p(y+7)2(y+7)+m(y+7)
16-9a275x2-48y2
36m2-16(6x-5y)2-(9x-8y)2
4+16x+16x2(a+b)2-8m(a+b)+16m2
25a2+10a+19a2+6a(m+n)+(m+n)2
x2+7x+10x2+3x-28
3x2+29x+5649-25y2
45a2+70a4abc-100bc
2q(3+b)+24p(3+b)6(3+b)-m(3+b)
25-9a275x2-27y2
0.25y2-25(x-4y)2-(x-10y)2
64+96b+36b2(x+y)2+8m(x+y)+16m2
25y2-60y+364a2-4a(x+y)+(x+y)2
x2+14x+49x2+6x-27
15x2+38x+2436-64x2
10a2-40a2b18a4b3c+50b4
2p(6+a)+28q(6+a)6(6+a)-m(6+a)
4-81b275x2-27y2
0.81x2-289(3x-4y)2-(8x+y)2
81+36m+4m2(a+b)2-4m(a+b)+4m2
25x2+100x+10025a2-10a(m+n)+(m+n)2
x2+10x+16x2-5x-6
4x2-30x+5464-25n2
75a+100a4b20abc+30b
14p(7-b)+36p(7-b)6(7-b)-m(7-b)
81-64x218x2-18y2
0.36n2-196(x-y)2-(x-7y)2
16+48a+36a2(a+b)2-6m(a+b)+9m2
100x2+160x+6425a2-10a(m-n)+(m-n)2
x2-10x+9x2+6x-7
20x2-72x+6464-16b2
25a2-40ab12abc+70bc
4q(x+3)-12p(x+3)8(x+3)-m(x+3)
36-16y23x2-75y2
0.09b2-289(x+y)2-(x-10y)2
64-96n+36n2(a+b)2+10m(a+b)+25m2
64m2+64m+1625a2+10a(x+y)+(x+y)2
x2-15x+56x2-6x-27
9x2-30x+249-36y2
60a2+20a10a3b3c-80b3
2q(3+b)+28q(3+b)8(3+b)+m(3+b)
1-81x24x2-36y2
64x2-36(9x+y)2-(4x+10y)2
81-144m+64m2(a-b)2+4m(a-b)+4m2
81b2+126b+494a2+4a(x+y)+(x+y)2
x2-12x+27x2-6x-27
4x2+36x+811-49y2
95a-50a4b6a4bc-80bc
2q(5-b)-24p(5-b)2(5-b)+m(5-b)
4-100m275x2-12y2
9b2-49(9x-y)2-(x+8y)2
100-200b+100b2(m+n)2-8m(m+n)+16m2
16m2+24m+916a2+8a(a-b)+(a-b)2
x2-9x+14x2-8x-20
12x2+57x+6316-64n2
80a+70a6ab2c-80bc
10p(x-6)+36q(x-6)2(x-6)-m(x-6)
64-100b22x2-2y2
0.16a2-400(2x+3y)2-(x+8y)2
36-60x+25x2(x+y)2+6m(x+y)+9m2
81x2+162x+8136a2-12a(a-b)+(a-b)2
x2+7x+12x2+6x-16
8x2-28x+1264-49x2
5a4-100a18abc-80b2
18p(4+a)+36p(4+a)8(4+a)+m(4+a)
100-25m28x2-18y2
25x2-169(x-y)2-(x+y)2
1+12y+36y2(m-n)2+4m(m-n)+4m2
16n2-72n+8136a2+12a(x-y)+(x-y)2
x2+14x+49x2-7x-18
9x2-45x+5681-64y2
25a3+100ab2a4bc-60b4c
4q(1-a)-32p(1-a)2(1-a)-m(1-a)
16-81n24x2-36y2
0.49b2-169(x-y)2-(6x-8y)2
49+98m+49m2(a-b)2-10m(a-b)+25m2
49x2+28x+425a2+10a(x-y)+(x-y)2
x2-14x+49x2+5x-6
15x2-19x+6100-25b2
15a-20a6abc-70bc
16p(8-b)+20q(8-b)8(8-b)+m(8-b)
49-9n216x2-64y2
25x2-196(5x+y)2-(7x-y)2
36-60m+25m2(x-y)2-6m(x-y)+9m2
36m2+12m+125a2+10a(a+b)+(a+b)2
x2-16x+63x2-6x-27
6x2-21x+1536-4a2
100a4+60a420abc+80b
4p(1+b)+12q(1+b)4(1+b)-m(1+b)
16-4a212x2-48y2
0.04n2-1(x-2y)2-(x+y)2
64+96y+36y2(x+y)2-6m(x+y)+9m2
16a2-24a+916a2-8a(x-y)+(x-y)2
x2+10x+21x2+3x-40
9x2+30x+94-16n2
85a-20a212a4b2c+10b2
4q(7+a)+12q(7+a)8(7+a)+m(7+a)
64-49y236x2-64y2
16a2-64(7x-2y)2-(x+y)2
100-140b+49b2(x+y)2+6m(x+y)+9m2
16n2-24n+916a2+8a(x-y)+(x-y)2
x2+7x+12x2+8x-9
6x2+36x+4816-49m2
15a-60ab2a3b3c+30bc
14p(x+3)-28p(x+3)2(x+3)+m(x+3)
100-4n232x2-50y2
9x2-400(2x+y)2-(x+8y)2
49+112b+64b2(x-y)2+4m(x-y)+4m2
64y2+48y+99a2-6a(a+b)+(a+b)2
x2-11x+28x2-4x-45
16x2+64x+6425-64x2
95a2+10ab10a4b2c-60b3
8p(1+a)+20q(1+a)6(1+a)-m(1+a)
4-49x24x2-4y2
49m2-256(4x+4y)2-(x+y)2
49-56y+16y2(m+n)2+6m(m+n)+9m2
16m2-40m+2516a2-8a(x+y)+(x+y)2
x2-10x+21x2+8x-20
5x2+44x+6364-81x2
20a3-60ab16abc-90b
10q(5+b)+16q(5+b)2(5+b)-m(5+b)
25-81b227x2-12y2
16m2-4(2x+y)2-(9x+10y)2
49-56a+16a2(x+y)2-12m(x+y)+36m2
64a2-16a+14a2-4a(a-b)+(a-b)2
x2+5x+4x2+7x-30
3x2+14x+164-49n2
65a3+20a24abc+70b
8p(x-9)+16p(x-9)4(x-9)+m(x-9)
49-36y24x2-36y2
16a2-400(x+y)2-(x-7y)2
25+70b+49b2(a+b)2+10m(a+b)+25m2
36a2-120a+1009a2+6a(x-y)+(x-y)2
x2-10x+21x2-5x-6
8x2-34x+881-100a2
85a-50a8abc+60bc
18q(y+1)+36q(y+1)2(y+1)-m(y+1)
16-16x23x2-3y2
0.09m2-64(x+y)2-(9x-y)2
36-84b+49b2(a+b)2+10m(a+b)+25m2
81n2+90n+2536a2+12a(a+b)+(a+b)2
x2-10x+21x2+3x-40
12x2-47x+4549-81m2
80a2-50a20a2b3c+30b2c
8q(y-4)+12q(y-4)2(y-4)+m(y-4)
16-100a212x2-27y2
0.64y2-4(x-y)2-(5x+7y)2
100-80n+16n2(m-n)2-10m(m-n)+25m2
49y2+112y+644a2+4a(m-n)+(m-n)2
x2-7x+10x2-9x-10
20x2-81x+814-25m2
15a+50ab2abc-20bc
8p(4-b)-24q(4-b)4(4-b)+m(4-b)
9-16b2100x2-100y2
25n2-25(4x+3y)2-(x+8y)2
16+32m+16m2(a-b)2+12m(a-b)+36m2
64n2-64n+1636a2-12a(m+n)+(m+n)2
x2+10x+21x2-5x-36
2x2+20x+3249-16a2
80a-10a16a2bc+40b3c
2p(x-9)+12p(x-9)4(x-9)-m(x-9)
64-100a212x2-48y2
0.04a2-169(7x-5y)2-(3x-7y)2
9-42a+49a2(m+n)2+6m(m+n)+9m2
4x2-36x+814a2+4a(x+y)+(x+y)2
x2+6x+8x2+3x-28
12x2+29x+149-16n2
10a2+30a3b18abc+20b
12q(4+a)+24p(4+a)8(4+a)-m(4+a)
49-36x218x2-32y2
4y2-9(x-y)2-(7x+7y)2
16-24a+9a2(x+y)2+4m(x+y)+4m2
64b2+96b+3625a2-10a(a+b)+(a+b)2
x2+5x+4x2+7x-8
4x2+33x+541-25n2
65a3+70ab2a3bc+30bc
8q(1+a)+32q(1+a)2(1+a)-m(1+a)
1-64n24x2-4y2
36a2-400(9x-y)2-(5x+8y)2
1-8x+16x2(m+n)2+10m(m+n)+25m2
100n2+60n+94a2-4a(x+y)+(x+y)2
x2+11x+30x2+5x-6
3x2+16x+219-16x2
40a+100a3b18ab3c+80bc
18q(6+b)-28p(6+b)6(6+b)+m(6+b)
4-36x23x2-12y2
0.81b2-289(x-5y)2-(4x+y)2
36+48y+16y2(x-y)2+6m(x-y)+9m2
25m2+80m+644a2+4a(m+n)+(m+n)2
x2-8x+15x2-6x-40
4x2+24x+2036-81x2
95a2+60ab4ab3c-60b2c
6p(7-b)-20q(7-b)2(7-b)+m(7-b)
64-49n2100x2-16y2
64n2-324(8x-3y)2-(2x+10y)2
1-12a+36a2(m+n)2-4m(m+n)+4m2
100a2-180a+8125a2+10a(x-y)+(x-y)2
x2-15x+56x2+6x-27
6x2-13x+64-36m2
15a2-90a2a3bc-60bc
20p(1+b)+32p(1+b)2(1+b)+m(1+b)
64-4x23x2-3y2
0.36m2-25(x-y)2-(x-y)2
64+32n+4n2(a+b)2+4m(a+b)+4m2
49m2+126m+814a2-4a(m+n)+(m+n)2
x2+10x+21x2-4x-45
2x2-22x+3616-49a2
25a3+30a418a2bc-30b4
18p(y-9)+32q(y-9)8(y-9)-m(y-9)
49-16b28x2-50y2
49b2-361(2x+5y)2-(x+7y)2
81-126a+49a2(x+y)2+6m(x+y)+9m2
16x2-32x+1616a2-8a(x+y)+(x+y)2
x2-16x+63x2+5x-50
9x2+15x+436-9y2
5a3+40a318a4b2c-30b
14p(y-9)+4p(y-9)8(y-9)+m(y-9)
64-9n216x2-4y2
0.81y2-16(4x-y)2-(x-y)2
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