人教版初中八年级数学上册因式分解练习题大全31.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31.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31
35a+60a2b8a2bc-100b3
16p(2-b)+16p(2-b)4(2-b)+m(2-b)
4-9a212x2-75y2
0.81x2-144(3x+y)2-(x-7y)2
1+12b+36b2(a+b)2+6m(a+b)+9m2
64a2-128a+649a2-6a(x+y)+(x+y)2
45a4-20a212ab2c+100b3
8q(4+a)+4q(4+a)4(4+a)+m(4+a)
9-9x275x2-12y2
0.25b2-144(x+6y)2-(7x-y)2
16+32y+16y2(a+b)2-6m(a+b)+9m2
25n2+10n+125a2-10a(x+y)+(x+y)2
100a-100ab4a2b3c+20bc
16q(3-a)+28q(3-a)8(3-a)+m(3-a)
64-49m22x2-2y2
0.36b2-121(x+3y)2-(x-y)2
9+42y+49y2(x+y)2-12m(x+y)+36m2
64a2-160a+1004a2+4a(x+y)+(x+y)2
5a3+40a312abc-10bc
18p(y-1)+32q(y-1)4(y-1)+m(y-1)
9-9n232x2-8y2
0.49a2-1(9x+y)2-(8x-y)2
100+140m+49m2(m+n)2+10m(m+n)+25m2
81m2+126m+4925a2+10a(m+n)+(m+n)2
60a4-60ab10a2b2c-40b4c
20p(y-5)-8q(y-5)2(y-5)+m(y-5)
49-81m248x2-27y2
0.64x2-225(x-6y)2-(x-y)2
9-60m+100m2(x-y)2-12m(x-y)+36m2
16x2-72x+8125a2-10a(m+n)+(m+n)2
55a+70a12a4bc+100b
2q(x+6)-4q(x+6)8(x+6)-m(x+6)
49-81x23x2-75y2
0.16x2-100(x-y)2-(x-y)2
16+64m+64m2(m-n)2-8m(m-n)+16m2
64b2+64b+164a2+4a(x-y)+(x-y)2
40a4+80ab10abc-60bc
20p(x-8)+36p(x-8)2(x-8)-m(x-8)
1-64m275x2-12y2
16m2-1(5x-y)2-(x-y)2
9-36x+36x2(m+n)2-6m(m+n)+9m2
64a2+48a+99a2+6a(a+b)+(a+b)2
70a4-10a8a4bc-90b
18p(y-9)-8q(y-9)8(y-9)+m(y-9)
25-81b264x2-64y2
81a2-100(x-5y)2-(x-7y)2
1-18b+81b2(m-n)2-12m(m-n)+36m2
81m2+108m+369a2+6a(m+n)+(m+n)2
30a+40ab2a3bc-70b3
20q(y-2)-32p(y-2)4(y-2)+m(y-2)
25-9b218x2-50y2
81m2-196(2x-3y)2-(x+9y)2
16-32b+16b2(a-b)2-6m(a-b)+9m2
4m2+36m+819a2+6a(x-y)+(x-y)2
95a-90a4b4abc+70b3
8q(y-5)+20q(y-5)6(y-5)-m(y-5)
64-49b275x2-3y2
0.81y2-100(x+4y)2-(7x+y)2
100+40m+4m2(x-y)2-4m(x-y)+4m2
16m2+16m+49a2+6a(a-b)+(a-b)2
85a2-50a2b10abc-80bc
16q(y+6)-40p(y+6)8(y+6)+m(y+6)
36-9m264x2-4y2
0.16m2-361(x+3y)2-(8x-y)2
4-8x+4x2(m+n)2-4m(m+n)+4m2
4x2-28x+499a2+6a(x-y)+(x-y)2
25a3+30a20a2bc-100b3c
20q(4-a)-28p(4-a)2(4-a)+m(4-a)
4-36n28x2-2y2
36m2-36(8x+3y)2-(3x-10y)2
4-36m+81m2(m+n)2+10m(m+n)+25m2
9y2+18y+936a2-12a(x-y)+(x-y)2
100a4-20a8a4b2c-100b3
6q(y+4)+12q(y+4)2(y+4)+m(y+4)
49-36n248x2-48y2
16y2-400(3x-y)2-(3x-9y)2
4-16n+16n2(x+y)2+10m(x+y)+25m2
4x2-24x+364a2+4a(m-n)+(m-n)2
30a+40a10a4b2c-40b
16p(x+4)+40p(x+4)8(x+4)-m(x+4)
25-36x22x2-18y2
64b2-49(x-y)2-(x+8y)2
36+24n+4n2(a-b)2+6m(a-b)+9m2
9m2+30m+254a2+4a(a-b)+(a-b)2
70a4+30ab10a3b3c+40b2
4p(4-b)-4q(4-b)2(4-b)-m(4-b)
36-4b23x2-48y2
64x2-16(9x+2y)2-(x+y)2
36+60m+25m2(x-y)2-6m(x-y)+9m2
9b2+6b+19a2-6a(a-b)+(a-b)2
80a4+20a2b4ab3c+30b
14q(2+a)-40q(2+a)2(2+a)-m(2+a)
9-25a216x2-64y2
49x2-36(7x-y)2-(7x+y)2
16+72a+81a2(m+n)2-8m(m+n)+16m2
100a2+180a+819a2+6a(a+b)+(a+b)2
35a3+100a216a4b2c-40b3
4p(9-a)+40p(9-a)2(9-a)+m(9-a)
1-4n216x2-4y2
0.49n2-36(5x-y)2-(x-9y)2
64-112y+49y2(x+y)2-8m(x+y)+16m2
100m2-140m+4916a2+8a(x+y)+(x+y)2
55a+10ab16a3bc+100b4c
18p(y+8)-32p(y+8)6(y+8)+m(y+8)
81-100x216x2-100y2
25m2-81(9x-5y)2-(x+7y)2
9+18b+9b2(m+n)2+6m(m+n)+9m2
4a2-24a+3625a2+10a(a-b)+(a-b)2
50a+70ab16ab2c+70b4c
18p(8-b)+28q(8-b)2(8-b)+m(8-b)
36-64m264x2-16y2
36m2-289(5x-6y)2-(3x+y)2
25+30b+9b2(a-b)2-4m(a-b)+4m2
16m2-72m+814a2+4a(x-y)+(x-y)2
90a+90a12ab2c-20b4c
2p(3+a)-32q(3+a)2(3+a)-m(3+a)
25-16a28x2-50y2
0.49a2-169(x+y)2-(x-9y)2
36+120y+100y2(x-y)2+10m(x-y)+25m2
25b2+70b+4936a2+12a(m+n)+(m+n)2
65a-90a10abc-40bc
4p(y-9)+16p(y-9)8(y-9)+m(y-9)
1-9y275x2-48y2
0.04y2-49(x-3y)2-(3x+y)2
64+64y+16y2(a-b)2+10m(a-b)+25m2
100x2-200x+1009a2+6a(x+y)+(x+y)2
55a-90a10a2b2c+70b
10p(9-a)+24q(9-a)4(9-a)+m(9-a)
16-64y264x2-64y2
0.81a2-9(5x-2y)2-(5x-10y)2
81+72m+16m2(m+n)2+8m(m+n)+16m2
100x2+180x+819a2+6a(x+y)+(x+y)2
35a-70a26abc+80b
2q(x-4)+32p(x-4)2(x-4)+m(x-4)
16-36m212x2-48y2
0.04m2-225(2x-y)2-(2x-y)2
9+60a+100a2(a+b)2+6m(a+b)+9m2
25m2-20m+49a2-6a(m-n)+(m-n)2
20a-60a4abc+40b2c
12q(x+7)+16q(x+7)8(x+7)+m(x+7)
64-100y248x2-27y2
36m2-361(4x+6y)2-(x-7y)2
1+20m+100m2(m-n)2+4m(m-n)+4m2
4a2-36a+8136a2-12a(m-n)+(m-n)2
15a+70a6ab3c+30bc
14q(x-8)+24p(x-8)2(x-8)+m(x-8)
16-25m275x2-27y2
25x2-16(x+5y)2-(x+10y)2
49-28n+4n2(a+b)2-10m(a+b)+25m2
100b2+40b+436a2-12a(a-b)+(a-b)2
50a-30a2b10abc-90b3c
20q(1-a)-12q(1-a)6(1-a)-m(1-a)
4-64b218x2-50y2
0.36a2-36(6x-4y)2-(x+y)2
36+24x+4x2(a-b)2+4m(a-b)+4m2
16y2-16y+436a2-12a(a-b)+(a-b)2
15a3+50a26a2bc+40bc
2p(6-a)+4q(6-a)8(6-a)-m(6-a)
49-81n250x2-2y2
25y2-4(x-2y)2-(9x-7y)2
9-36n+36n2(a+b)2+4m(a+b)+4m2
81a2-162a+8125a2-10a(m+n)+(m+n)2
40a2-70ab4a4bc+60b2
14p(y-3)+24q(y-3)2(y-3)+m(y-3)
81-49a275x2-48y2
25a2-1(x+4y)2-(x-9y)2
36+84m+49m2(m+n)2-8m(m+n)+16m2
25a2-20a+425a2-10a(x-y)+(x-y)2
15a4+70a2b14a2b2c+90b
6q(6-a)-40p(6-a)2(6-a)-m(6-a)
16-16b236x2-64y2
0.16b2-400(7x-y)2-(9x+y)2
81-180m+100m2(a+b)2+4m(a+b)+4m2
49a2+70a+2536a2-12a(x+y)+(x+y)2
10a3+100a8a3b2c+70b4c
14q(x-6)-20p(x-6)8(x-6)+m(x-6)
25-4n218x2-32y2
0.81b2-225(7x+y)2-(x+10y)2
64+48a+9a2(m+n)2-12m(m+n)+36m2
25y2-80y+644a2+4a(x+y)+(x+y)2
45a+80ab10a4b3c+80bc
4p(x+1)+8p(x+1)4(x+1)+m(x+1)
16-25b264x2-16y2
0.04b2-81(8x+y)2-(x-10y)2
25+30y+9y2(m+n)2-4m(m+n)+4m2
100x2+200x+10016a2-8a(m-n)+(m-n)2
30a2-80a418ab3c-90bc
16p(x+8)-16q(x+8)6(x+8)-m(x+8)
1-64b24x2-64y2
0.04b2-100(5x-6y)2-(x+10y)2
36+48a+16a2(a+b)2+8m(a+b)+16m2
16n2+16n+49a2-6a(m-n)+(m-n)2
25a-80a6abc-50b2c
18p(8-a)+24p(8-a)4(8-a)-m(8-a)
49-100y218x2-50y2
0.81a2-36(x+y)2-(4x+7y)2
100+100y+25y2(m-n)2-12m(m-n)+36m2
81b2+126b+499a2+6a(a-b)+(a-b)2
10a+30ab20ab2c-60b
10q(x-6)-20q(x-6)4(x-6)-m(x-6)
49-25a218x2-8y2
0.04m2-81(x+y)2-(6x+9y)2
9+24y+16y2(m+n)2+10m(m+n)+25m2
4y2-32y+6425a2-10a(x-y)+(x-y)2
15a-10ab14a2b2c+20b3
2p(y+1)+28q(y+1)6(y+1)+m(y+1)
4-25a248x2-75y2
0.25a2-144(x+3y)2-(x+8y)2
100-80n+16n2(x+y)2+8m(x+y)+16m2
9x2+60x+10025a2-10a(m+n)+(m+n)2
20a-30a26a3b3c-40bc
14p(3-a)-8q(3-a)6(3-a)-m(3-a)
36-49b24x2-64y2
36x2-121(x-y)2-(2x+9y)2
36-96n+64n2(a+b)2+12m(a+b)+36m2
16n2+24n+94a2-4a(a-b)+(a-b)2
5a+30a36a4b3c-30b4c
6q(x+3)+16p(x+3)6(x+3)+m(x+3)
49-49n218x2-18y2
0.49m2-196(x+2y)2-(x+10y)2
64-96m+36m2(a-b)2+10m(a-b)+25m2
49b2+84b+3625a2+10a(a+b)+(a+b)2
40a2-90a18ab2c-90b3
10q(2-a)+40p(2-a)2(2-a)-m(2-a)
1-36x216x2-36y2
0.36a2-64(3x+y)2-(x+y)2
16-40y+25y2(x-y)2+4m(x-y)+4m2
25m2+10m+19a2+6a(m-n)+(m-n)2
35a3+70a3b18ab3c+10b
2p(4-b)-28q(4-b)4(4-b)-m(4-b)
64-100x227x2-48y2
0.36a2-1(4x+4y)2-(6x+y)2
9-12a+4a2(m-n)2-8m(m-n)+16m2
49b2-42b+916a2+8a(x-y)+(x-y)2
5a+20a218a4b2c-20bc
6q(x+5)+4p(x+5)8(x+5)-m(x+5)
9-16b264x2-16y2
0.16n2-4(9x+3y)2-(x+9y)2
64-80m+25m2(a+b)2-12m(a+b)+36m2
64x2-128x+644a2-4a(m-n)+(m-n)2
85a4-90ab18abc-90bc
20p(x+5)+36q(x+5)2(x+5)+m(x+5)
25-36b250x2-8y2
81a2-169(x-6y)2-(x+7y)2
81-180y+100y2(x-y)2+12m(x-y)+36m2
64y2-96y+364a2-4a(m-n)+(m-n)2
90a3+10a3b8ab3c-60b
8p(x+4)+32q(x+4)2(x+4)+m(x+4)
64-81y23x2-27y2
4b2-16(x-y)2-(x+7y)2
1+6n+9n2(m+n)2-8m(m+n)+16m2
36x2-108x+814a2+4a(m+n)+(m+n)2
25a-20ab18a4b3c-30b3
6q(y-3)+32p(y-3)2(y-3)+m(y-3)
81-36n232x2-8y2
0.09m2-196(9x+y)2-(x+9y)2
25+80x+64x2(x-y)2+6m(x-y)+9m2
25n2-20n+436a2+12a(a-b)+(a-b)2
50a3-90a6ab2c+50bc
20p(y-5)-12q(y-5)2(y-5)+m(y-5)
36-49x275x2-3y2
0.16y2-81(2x-5y)2-(5x+y)2
36+72y+36y2(m-n)2-12m(m-n)+36m2
16a2+16a+425a2+10a(a-b)+(a-b)2
60a4-10ab12a4b3c+50b3c
8p(3-b)+40q(3-b)4(3-b)-m(3-b)
16-81x248x2-48y2
0.04x2-121(x+4y)2-(x-y)2
64+112x+49x2(x-y)2+4m(x-y)+4m2
25a2-90a+814a2-4a(a+b)+(a+b)2
55a+10a36ab3c+60b
20p(y-8)+20q(y-8)6(y-8)-m(y-8)
100-49y28x2-18y2
16a2-49(x+3y)2-(3x-9y)2
100+120b+36b2(a+b)2-6m(a+b)+9m2
36x2+48x+169a2-6a(a+b)+(a+b)2
90a+80a414ab3c+40bc
20q(1-a)-12q(1-a)2(1-a)+m(1-a)
64-49n218x2-32y2
0.16n2-36(7x-2y)2-(6x-7y)2
36+48a+16a2(x+y)2-4m(x+y)+4m2
81y2-162y+814a2+4a(x+y)+(x+y)2
45a4-40a14ab3c-60b4
4p(7+a)+36q(7+a)2(7+a)+m(7+a)
4-25y227x2-12y2
4x2-1(6x-y)2-(x-y)2
1-10m+25m2(a+b)2-6m(a+b)+9m2
64m2-64m+164a2-4a(m+n)+(m+n)2
35a+100a4b12a4bc+40bc
18p(y+5)+16q(y+5)8(y+5)+m(y+5)
49-64x275x2-12y2
0.09m2-144(4x-y)2-(x+y)2
81+54m+9m2(x+y)2-6m(x+y)+9m2
100m2-100m+2525a2+10a(x-y)+(x-y)2
65a3+10a24abc-30bc
16p(5+b)+8q(5+b)8(5+b)+m(5+b)
1-9m2100x2-64y2
9a2-36(5x+y)2-(x+y)2
9-18y+9y2(x-y)2+4m(x-y)+4m2
9x2+24x+169a2+6a(m-n)+(m-n)2
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