初二数学上册因式分解练习题大全25文档格式.docx
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9a2-30a+254a2-4a(a+b)+(a+b)2
x2-9x+20x2-4x-21
12x2-32x+161-36n2
25a4+50a14a4bc-80b3
12q(x+4)-32q(x+4)6(x+4)+m(x+4)
25-36n248x2-48y2
9b2-144(x-y)2-(x+y)2
16+72n+81n2(x-y)2+12m(x-y)+36m2
36m2-96m+644a2+4a(m-n)+(m-n)2
x2-13x+40x2-6x-16
6x2+10x+49-36n2
55a3+10ab14abc+100b4
18q(x-7)-4q(x-7)8(x-7)+m(x-7)
16-36n23x2-75y2
0.49b2-324(4x+y)2-(7x-y)2
36+24a+4a2(a-b)2+8m(a-b)+16m2
4a2+4a+136a2-12a(m+n)+(m+n)2
x2+3x+2x2-9x-10
4x2-18x+2049-4a2
80a+60a4b16a3b2c-20bc
18p(y+2)+36p(y+2)4(y+2)-m(y+2)
81-49y23x2-3y2
0.36y2-144(3x-y)2-(x+y)2
49+112b+64b2(m+n)2+8m(m+n)+16m2
81y2-162y+814a2-4a(a-b)+(a-b)2
x2-9x+14x2-6x-27
12x2-55x+509-25a2
25a2-70a216a3b2c-80b4c
6q(y+6)-24q(y+6)2(y+6)-m(y+6)
49-4y250x2-18y2
0.16m2-324(6x-y)2-(7x+y)2
64-80y+25y2(m+n)2-10m(m+n)+25m2
64y2+112y+4936a2-12a(m+n)+(m+n)2
x2-12x+27x2+2x-35
4x2-14x+104-4x2
85a3+90ab2abc+80b
16p(4-a)-36q(4-a)8(4-a)-m(4-a)
9-36n212x2-3y2
0.09y2-169(x+y)2-(x+y)2
100-100y+25y2(a+b)2-10m(a+b)+25m2
81m2-90m+259a2-6a(a+b)+(a+b)2
x2-13x+36x2-1x-30
12x2-58x+701-49x2
10a-80a218a2bc+30b
12q(9+b)-32p(9+b)8(9+b)-m(9+b)
49-36y232x2-18y2
49n2-169(x+y)2-(7x-y)2
25+40b+16b2(m+n)2-4m(m+n)+4m2
100x2+20x+136a2-12a(a-b)+(a-b)2
x2-14x+48x2+7x-8
16x2+44x+241-25n2
60a+60a36a3bc-80b2c
6q(4-a)-36q(4-a)6(4-a)-m(4-a)
100-81y22x2-8y2
0.64m2-25(x-2y)2-(3x-10y)2
49-70n+25n2(x+y)2+6m(x+y)+9m2
4b2-4b+116a2-8a(m-n)+(m-n)2
x2-11x+18x2+4x-32
8x2+32x+3064-36n2
75a2+30a2b10abc+40b2
10p(8+a)+20q(8+a)2(8+a)+m(8+a)
36-9m236x2-64y2
0.16b2-4(x-2y)2-(3x+8y)2
25-70y+49y2(a+b)2+4m(a+b)+4m2
25b2+10b+19a2+6a(m-n)+(m-n)2
x2+12x+32x2-5x-50
10x2+48x+5436-64x2
45a-90a312a3bc-20b
10p(x+2)+12p(x+2)2(x+2)-m(x+2)
81-9b2100x2-16y2
0.04x2-225(x-2y)2-(6x-y)2
4+12m+9m2(x-y)2-6m(x-y)+9m2
4m2+40m+1004a2-4a(m+n)+(m+n)2
x2+9x+18x2+1x-30
6x2-41x+7081-36y2
20a4+70a2b20a4bc+100bc
6q(x+2)-24p(x+2)4(x+2)-m(x+2)
16-9x218x2-8y2
9x2-49(2x+y)2-(x-y)2
49-28x+4x2(a+b)2-10m(a+b)+25m2
100m2+40m+44a2-4a(m+n)+(m+n)2
x2-14x+48x2+8x-20
4x2+27x+3516-4m2
85a-80a3b6abc+50b3c
4q(6-a)-28q(6-a)4(6-a)-m(6-a)
16-36b23x2-48y2
0.36m2-81(2x-4y)2-(x-8y)2
16+48b+36b2(a+b)2+4m(a+b)+4m2
36m2-48m+169a2+6a(x-y)+(x-y)2
x2-16x+63x2+6x-27
4x2+45x+5016-16m2
95a2-90a12ab2c-60b
10p(x+4)-20p(x+4)2(x+4)+m(x+4)
36-36n275x2-48y2
0.16y2-400(4x+y)2-(6x-y)2
49-112m+64m2(a-b)2-12m(a-b)+36m2
81m2-54m+916a2-8a(x-y)+(x-y)2
x2+7x+10x2-2x-24
15x2+31x+1016-25b2
90a2-100a210ab2c-60b
18q(x+6)-20q(x+6)6(x+6)+m(x+6)
100-16a212x2-27y2
0.36m2-289(9x-y)2-(8x-7y)2
25-60y+36y2(x-y)2-6m(x-y)+9m2
36a2-120a+1004a2-4a(a+b)+(a+b)2
x2-3x+2x2+6x-16
6x2-8x+216-81a2
70a-70a4b10a3b3c-50b
20p(y+4)+8p(y+4)4(y+4)-m(y+4)
1-49n250x2-2y2
81y2-196(9x-y)2-(x-y)2
16+80n+100n2(m+n)2+4m(m+n)+4m2
49b2-140b+10025a2+10a(a-b)+(a-b)2
x2-10x+16x2+5x-24
10x2+43x+45100-49x2
10a2+20a22a4b2c+30b
2p(9+b)-28q(9+b)2(9+b)+m(9+b)
81-49n24x2-64y2
64b2-36(x+y)2-(x-10y)2
81-162x+81x2(x-y)2+12m(x-y)+36m2
81a2-90a+2516a2+8a(x+y)+(x+y)2
x2-12x+35x2-8x-9
4x2-16x+1516-16a2
100a-80a3b14abc-60b
14p(y+6)-28p(y+6)2(y+6)+m(y+6)
1-25x216x2-36y2
0.16b2-256(9x+2y)2-(6x+y)2
1-18x+81x2(m+n)2+12m(m+n)+36m2
81n2-144n+6436a2-12a(m+n)+(m+n)2
x2-13x+42x2+9x-10
20x2+24x+436-16m2
15a-60a3b8abc-100b4c
16p(7+a)+24p(7+a)4(7+a)-m(7+a)
25-49m22x2-32y2
36x2-256(x+2y)2-(x-y)2
36-72x+36x2(m+n)2+8m(m+n)+16m2
100n2-80n+1625a2+10a(a-b)+(a-b)2
x2-8x+16x2-7x-30
12x2-30x+1225-9a2
30a+50a18ab3c+50b3
20q(x+4)-24p(x+4)6(x+4)-m(x+4)
81-36x264x2-36y2
36y2-1(x-y)2-(5x-y)2
1-8x+16x2(x-y)2-12m(x-y)+36m2
81m2+54m+94a2-4a(x-y)+(x-y)2
x2-10x+9x2+2x-24
6x2-39x+6364-81n2
100a+90a414a4bc+80b3c
4q(x-8)+16q(x-8)8(x-8)+m(x-8)
49-81b22x2-8y2
9n2-1(9x-y)2-(x+9y)2
16+56a+49a2(a-b)2-4m(a-b)+4m2
100a2-80a+1625a2+10a(m-n)+(m-n)2
x2-7x+12x2+2x-35
2x2-22x+601-49m2
40a4-70a2b10abc+60b3c
10q(y+3)+8p(y+3)6(y+3)+m(y+3)
81-9x218x2-18y2
9n2-1(x-y)2-(3x-y)2
4+12a+9a2(m-n)2-8m(m-n)+16m2
81a2+126a+4925a2+10a(x-y)+(x-y)2
x2+11x+28x2+4x-12
5x2-30x+40100-36x2
5a+50a4b6a4b2c-60b3c
18q(y+2)-20q(y+2)4(y+2)-m(y+2)
4-9y2100x2-36y2
0.09n2-169(x+2y)2-(7x-10y)2
16-56a+49a2(m-n)2-4m(m-n)+4m2
81m2+180m+10036a2-12a(x+y)+(x+y)2
x2+17x+72x2-6x-7
6x2+35x+5049-81x2
5a2-20a20ab3c+70b2
4q(x-4)+24p(x-4)8(x-4)+m(x-4)
16-4y216x2-36y2
25b2-400(2x-2y)2-(6x+8y)2
81+36n+4n2(m+n)2+4m(m+n)+4m2
100x2-100x+254a2+4a(m-n)+(m-n)2
x2-12x+36x2-3x-18
6x2-29x+94-64m2
10a2+90ab16abc-40bc
4q(5+b)+32q(5+b)8(5+b)+m(5+b)
49-100b218x2-32y2
0.16m2-256(x+2y)2-(x+y)2
1+10m+25m2(a+b)2-4m(a+b)+4m2
81x2+54x+925a2+10a(m-n)+(m-n)2
x2+5x+6x2+2x-24
12x2-29x+1549-100y2
60a+30ab6abc-60b4c
18q(6-a)+36p(6-a)2(6-a)+m(6-a)
100-81m212x2-75y2
0.64b2-256(5x-4y)2-(6x-y)2
100-40m+4m2(m-n)2-10m(m-n)+25m2
16x2+56x+499a2+6a(a+b)+(a+b)2
x2+7x+6x2+7x-18
15x2+44x+2136-25n2
35a2-70ab12ab3c+100bc
4q(2+a)+36p(2+a)2(2+a)-m(2+a)
36-25m216x2-4y2
4m2-64(x-y)2-(x-y)2
100-180y+81y2(a-b)2-4m(a-b)+4m2
4b2-28b+4936a2-12a(m-n)+(m-n)2
x2+10x+25x2+7x-8
8x2-24x+1625-100y2
80a3+70a212a2bc-10bc
10p(6+a)-20p(6+a)4(6+a)+m(6+a)
16-16m232x2-2y2
0.36a2-169(x-y)2-(8x-7y)2
36-48y+16y2(x+y)2+8m(x+y)+16m2
16m2+16m+416a2-8a(m-n)+(m-n)2
x2+8x+16x2-2x-24
8x2+20x+124-100y2
5a3+20ab18abc+60b2
2q(9+b)-40p(9+b)2(9+b)-m(9+b)
4-25a275x2-75y2
0.09x2-100(3x+y)2-(4x-y)2
9+18y+9y2(x+y)2-4m(x+y)+4m2
16n2+32n+1636a2+12a(x-y)+(x-y)2
x2+3x+2x2+3x-18
9x2-42x+454-9n2
100a+100a18ab3c+20b2
16q(8-a)+32p(8-a)2(8-a)+m(8-a)
64-16y2100x2-100y2
9a2-1(x-4y)2-(3x-y)2
9-36a+36a2(a-b)2+10m(a-b)+25m2
49n2+28n+425a2+10a(a+b)+(a+b)2
x2+10x+25x2+5x-6
4x2-33x+864-4m2
95a+40a4b16abc+30b3c
10q(7-a)+16q(7-a)6(7-a)-m(7-a)
81-100b264x2-16y2
0.04x2-196(x+y)2-(x+y)2
16-56n+49n2(m+n)2+12m(m+n)+36m2
36y2+84y+499a2+6a(x-y)+(x-y)2
x2-7x+10x2+5x-36
8x2+26x+1836-49y2
60a+80a20ab3c-80b3
10q(4+a)-28q(4+a)4(4+a)+m(4+a)
4-100b248x2-12y2
64y2-361(x-y)2-(x+y)2
25-50x+25x2(m-n)2+8m(m-n)+16m2
16y2+80y+1009a2+6a(a+b)+(a+b)2
x2-12x+36x2+4x-45
4x2+21x+2049-49y2
80a+10ab20ab3c+60b
4p(1+b)-16q(1+b)4(1+b)-m(1+b)
9-25m232x2-32y2
25x2-9(x-y)2-(x-y)2
9+54m+81m2(m+n)2-8m(m+n)+16m2
49a2-42a+99a2-6a(m-n)+(m-n)2
x2-11x+18x2-5x-6
5x2+44x+6336-16b2
30a4+50a12a2bc+60b2c
6q(y+5)+32p(y+5)6(y+5)+m(y+5)
100-4a22x2-32y2
0.04b2-361(3x-6y)2-(3x+8y)2
25-90b+81b2(x-y)2-4m(x-y)+4m2
25m2+20m+425a2-10a(a+b)+(a+b)2
x2+15x+54x2+6x-40
15x2+69x+7264-64a2
35a-40a412a4b3c-40b2c
18q(1-b)+32p(1-b)6(1-b)+m(1-b)
4-100y248x2-48y2
64n2-25(2x+6y)2-(x-y)2
9-42n+49n2(a-b)2-4m(a-b)+4m2
100x2-100x+2516a2+8a(x-y)+(x-y)2
x2-6x+8x2-2x-24
15x2-27x+129-4x2
30a3+60a28ab3c-40b4
18q(y-5)+12q(y-5)2(y-5)-m(y-5)
81-100a227x2-27y2
4x2-144(4x-y)2-(8x+y)2