初二数学上册因式分解练习题大全40.docx
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初二数学上册因式分解练习题大全40
1+4y+4y2(x+y)2+4m(x+y)+4m2
4b2-32b+6416a2+8a(x-y)+(x-y)2
x2+9x+18x2-5x-6
8x2-42x+499-100y2
40a4-100a8abc-60bc
20p(x-1)+36p(x-1)2(x-1)+m(x-1)
1-81a250x2-8y2
0.25x2-100(6x-5y)2-(x-9y)2
4-24n+36n2(m-n)2+12m(m-n)+36m2
16m2-48m+3625a2+10a(x+y)+(x+y)2
x2-11x+24x2-7x-18
8x2+24x+1064-49m2
90a2+70a2a4bc+100bc
4q(5-b)+8p(5-b)4(5-b)-m(5-b)
1-4x248x2-48y2
9m2-100(x+y)2-(3x+10y)2
1+10a+25a2(x+y)2+10m(x+y)+25m2
36x2+48x+169a2+6a(a+b)+(a+b)2
x2+10x+24x2+5x-6
3x2+25x+509-64m2
65a4-90a220a3b2c+70b2
20q(y+1)-40p(y+1)2(y+1)+m(y+1)
49-81m22x2-50y2
0.81m2-1(2x+y)2-(6x+10y)2
16+80x+100x2(m-n)2+8m(m-n)+16m2
16n2+16n+44a2+4a(x+y)+(x+y)2
x2-8x+16x2-8x-9
4x2+21x+51-36x2
30a-80a16a3bc+40b
20q(y-7)-40q(y-7)2(y-7)-m(y-7)
100-36b248x2-75y2
0.09x2-256(5x+y)2-(x+y)2
25+80a+64a2(m-n)2+4m(m-n)+4m2
25a2+10a+14a2+4a(x-y)+(x-y)2
x2+7x+12x2+5x-36
12x2+30x+1816-64x2
90a4-10a220a3bc+40b4c
20q(x+2)-40p(x+2)2(x+2)+m(x+2)
4-25a264x2-16y2
0.36a2-25(x+y)2-(3x+8y)2
16-32x+16x2(a-b)2-10m(a-b)+25m2
16m2-40m+2516a2-8a(a+b)+(a+b)2
x2+13x+40x2-2x-35
12x2+33x+2116-36a2
30a3+70a316abc-20bc
8q(5-a)+32p(5-a)8(5-a)-m(5-a)
64-81m22x2-32y2
64y2-225(3x-5y)2-(7x+y)2
1+12m+36m2(a-b)2+6m(a-b)+9m2
25m2-50m+2525a2+10a(m+n)+(m+n)2
x2+13x+42x2+5x-14
20x2-33x+101-4x2
55a4+60a4b2abc-60bc
4p(y-7)+4p(y-7)4(y-7)+m(y-7)
49-25n22x2-50y2
0.09n2-4(9x-y)2-(5x+y)2
4+32b+64b2(m-n)2+12m(m-n)+36m2
81m2+36m+44a2-4a(m+n)+(m+n)2
x2-10x+24x2-6x-40
15x2+21x+616-16n2
10a+100a4b12a2bc+30bc
8p(6+a)+20q(6+a)6(6+a)-m(6+a)
64-4x23x2-12y2
49a2-196(x-6y)2-(x+10y)2
1-14b+49b2(x-y)2+8m(x-y)+16m2
100n2+180n+8136a2+12a(a-b)+(a-b)2
x2+17x+72x2+9x-10
8x2+16x+849-25a2
90a+30a220ab3c-60b
6q(6-a)-24p(6-a)4(6-a)+m(6-a)
16-4n264x2-16y2
4y2-225(x+y)2-(2x+9y)2
1-18y+81y2(a-b)2+6m(a-b)+9m2
100x2-180x+819a2-6a(a-b)+(a-b)2
x2-7x+12x2-3x-40
3x2-25x+5064-36y2
70a2-30a34abc-30b4
20p(1+b)+32q(1+b)4(1+b)-m(1+b)
16-9y275x2-48y2
4m2-49(6x-y)2-(5x+y)2
1-6n+9n2(x+y)2+4m(x+y)+4m2
64y2+64y+1616a2+8a(m-n)+(m-n)2
x2-16x+64x2-7x-8
4x2+4x+116-4x2
25a2-60a320a2b3c-10b4
20q(8+b)+12p(8+b)2(8+b)+m(8+b)
64-16m212x2-3y2
36n2-289(x+3y)2-(5x+y)2
36+72y+36y2(m+n)2+12m(m+n)+36m2
4y2+32y+6425a2+10a(m+n)+(m+n)2
x2-8x+12x2-4x-45
3x2-22x+3581-49x2
40a-50ab18a2b2c-40b4
10q(y+6)-16p(y+6)6(y+6)-m(y+6)
64-25y275x2-75y2
64b2-400(x-y)2-(6x+y)2
16-16y+4y2(a-b)2-4m(a-b)+4m2
100y2+100y+254a2-4a(a-b)+(a-b)2
x2+7x+10x2+4x-21
10x2+55x+70100-64y2
60a-100a4b10a4b3c+60b2
12p(x+2)-4q(x+2)8(x+2)+m(x+2)
100-36a232x2-32y2
81m2-81(7x-y)2-(x+10y)2
81-126m+49m2(a+b)2+8m(a+b)+16m2
4b2+24b+369a2-6a(x+y)+(x+y)2
x2-11x+18x2+5x-6
12x2+57x+631-16a2
55a2-20a16ab3c+70b
14p(9-a)-16q(9-a)2(9-a)-m(9-a)
64-4y23x2-27y2
49b2-169(x+y)2-(5x+y)2
49-112a+64a2(x+y)2+8m(x+y)+16m2
25b2+100b+10016a2-8a(m-n)+(m-n)2
x2+7x+12x2-4x-21
15x2+38x+244-16x2
45a2-100ab20ab2c+60b2
8q(x+4)-32q(x+4)8(x+4)-m(x+4)
4-81a216x2-64y2
25m2-169(8x-y)2-(x+8y)2
4-28x+49x2(a+b)2+8m(a+b)+16m2
36m2+120m+10025a2-10a(a-b)+(a-b)2
x2+12x+32x2+9x-10
4x2-6x+264-4m2
75a+40a4ab3c-80bc
20q(6+b)-24q(6+b)4(6+b)-m(6+b)
64-64y28x2-2y2
16m2-144(5x-y)2-(x+y)2
49+140y+100y2(a-b)2-10m(a-b)+25m2
49m2-56m+1625a2+10a(a-b)+(a-b)2
x2-15x+54x2-9x-10
12x2+42x+3016-16b2
50a-60a46abc+40b
14q(4+b)+32p(4+b)4(4+b)-m(4+b)
9-4y232x2-2y2
25y2-1(x-y)2-(2x-7y)2
49+98n+49n2(a+b)2+12m(a+b)+36m2
25b2-80b+6436a2-12a(m-n)+(m-n)2
x2+8x+15x2-8x-9
2x2+13x+2036-49x2
20a4+100ab10abc+20b
10q(x-6)+28p(x-6)6(x-6)+m(x-6)
9-81y264x2-64y2
0.64m2-25(x-5y)2-(x+y)2
16-40x+25x2(m-n)2+10m(m-n)+25m2
25y2+30y+916a2+8a(a-b)+(a-b)2
x2+16x+63x2-3x-18
6x2+30x+2416-81b2
75a+90a44a2b2c-30b
18p(5+a)+16p(5+a)2(5+a)-m(5+a)
4-100b236x2-4y2
0.25b2-289(x-y)2-(2x-8y)2
1-8m+16m2(x-y)2-4m(x-y)+4m2
4a2-40a+10016a2-8a(x+y)+(x+y)2
x2-8x+16x2+5x-36
8x2-10x+325-16a2
50a+90ab16abc-10bc
10q(y+5)-20p(y+5)8(y+5)-m(y+5)
64-64m24x2-16y2
64n2-361(x+6y)2-(x+10y)2
9+54x+81x2(m+n)2-8m(m+n)+16m2
16y2+80y+10036a2-12a(x+y)+(x+y)2
x2-16x+63x2-7x-30
10x2+43x+45100-81y2
90a2+100a2b12abc+10b3
4q(x+8)-8q(x+8)8(x+8)-m(x+8)
81-81y218x2-2y2
16m2-16(6x+2y)2-(8x-y)2
16+48y+36y2(a+b)2-12m(a+b)+36m2
36a2-12a+116a2-8a(a-b)+(a-b)2
x2+15x+54x2-7x-18
12x2-35x+2549-16y2
30a4+70a2b16a3bc-20b4c
14p(6-b)-28p(6-b)4(6-b)+m(6-b)
1-36a216x2-16y2
81y2-256(x+y)2-(x+10y)2
9-54m+81m2(m-n)2+6m(m-n)+9m2
36m2+24m+44a2-4a(m+n)+(m+n)2
x2-13x+40x2-4x-21
10x2+28x+1816-25m2
20a-80a4b10ab3c-40b4
16p(6+b)-4q(6+b)6(6+b)+m(6+b)
81-36m275x2-12y2
9a2-196(x+3y)2-(x+7y)2
4+36n+81n2(x-y)2+8m(x-y)+16m2
9a2-6a+125a2+10a(m-n)+(m-n)2
x2+8x+12x2-6x-40
4x2+37x+964-9n2
5a+50a16abc-80b
18q(5+a)-4q(5+a)2(5+a)-m(5+a)
4-4m264x2-4y2
0.09y2-144(7x-3y)2-(3x+y)2
25+40y+16y2(a-b)2+10m(a-b)+25m2
100a2+20a+116a2-8a(a-b)+(a-b)2
x2-8x+15x2-7x-30
6x2-23x+21100-49x2
10a+90a3b14ab3c+70b
18p(8-b)+4q(8-b)4(8-b)-m(8-b)
36-100m264x2-4y2
0.16a2-49(3x-3y)2-(4x-y)2
81+90a+25a2(x+y)2-4m(x+y)+4m2
4a2+32a+6416a2-8a(x+y)+(x+y)2
x2+5x+4x2-7x-18
15x2+60x+604-25a2
40a+20a220a3b3c+40b3c
4p(y-4)-8q(y-4)6(y-4)+m(y-4)
25-36x227x2-48y2
25b2-289(5x-5y)2-(7x-y)2
25-60y+36y2(m-n)2-4m(m-n)+4m2
81m2+18m+125a2-10a(m-n)+(m-n)2
x2+12x+36x2+7x-8
12x2-21x+916-64b2
10a+10a6abc-40b4
12q(3+b)+32p(3+b)2(3+b)+m(3+b)
9-25x23x2-12y2
0.49m2-4(2x+y)2-(x-9y)2
9+48y+64y2(a+b)2+6m(a+b)+9m2
49b2+140b+10036a2+12a(m+n)+(m+n)2
x2+10x+16x2-5x-50
20x2-63x+4916-36y2
50a-80a420abc-90bc
6q(y+3)-24p(y+3)2(y+3)+m(y+3)
25-81x248x2-75y2
81a2-256(x-y)2-(x+10y)2
100-100n+25n2(m+n)2+12m(m+n)+36m2
49m2+126m+8116a2-8a(a-b)+(a-b)2
x2+6x+8x2+1x-30
6x2-26x+2881-25m2
40a3+10a3b2a2bc-20b
16q(5+b)+12q(5+b)8(5+b)+m(5+b)
81-64x250x2-2y2
9m2-16(7x-6y)2-(2x+8y)2
16+64m+64m2(m+n)2+4m(m+n)+4m2
36a2-96a+644a2-4a(m+n)+(m+n)2
x2+8x+7x2+4x-12
15x2+65x+7036-49b2
60a+20ab4a3bc-40b2
12q(x-9)-8p(x-9)6(x-9)+m(x-9)
100-64m250x2-32y2
0.49y2-36(x-y)2-(x-y)2
1+20b+100b2(m+n)2+4m(m+n)+4m2
49y2+112y+649a2+6a(m+n)+(m+n)2
x2-6x+8x2-3x-28
16x2-40x+24100-64m2
70a+80a3b12a4b2c-10b
6p(y-2)+36q(y-2)4(y-2)+m(y-2)
1-49n218x2-18y2
0.64x2-169(9x+2y)2-(4x-y)2
36-96m+64m2(x+y)2+12m(x+y)+36m2
9y2+60y+10016a2-8a(a-b)+(a-b)2
x2-8x+16x2+4x-32
6x2+25x+2549-36a2
65a-70a34a3bc-80b3
12p(5+b)+24q(5+b)4(5+b)-m(5+b)
36-100x23x2-27y2
0.36n2-324(x-3y)2-(5x-7y)2
64+112x+49x2(m-n)2-4m(m-n)+4m2
49a2-28a+416a2-8a(a-b)+(a-b)2
x2-9x+14x2-7x-8
4x2-22x+2481-9n2
65a+80ab10a4bc+10b3
2p(8-b)-12p(8-b)6(8-b)-m(8-b)
9-9m248x2-12y2
16x2-100(x+3y)2-(x-y)2
16+40a+25a2(x-y)2-4m(x-y)+4m2
81y2-18y+14a2-4a(a+b)+(a+b)2
x2-13x+36x2-7x-8
12x2-33x+1825-4y2
100a-100ab8ab2c+70b3c
2p(4-a)+4p(4-a)8(4-a)-m(4-a)
16-49y275x2-27y2
0.36m2-4(8x-2y)2-(x+7y)2
16-48b+36b2(x-y)2-4m(x-y)+4m2
9m2-42m+4925a2+10a(x-y)+(x-y)2
x2+10x+24x2+7x-30
16x2-44x+2425-9b2
90a2-10a3b18ab3c+90b3c
16p(9+a)-24q(9+a)8(9+a)-m(9+a)
100-4n236x2-64y2
0.64b2-289(x+4y)2-(x-8y)2
1-4a+4a2(m-n)2+10m(m-n)+25m2
16a2-32a+164a2+4a(a+b)+(a+b)2
x2+10x+24x2-3x-28
12x2-54x+6036-4n2
60a-100a4b8a4bc-80b2c
20p(y-1)+4p(y-1)4(y-1)-m(y-1)
9-64a216x2-36y2
16y2-289(x+2y)2-(x+y)2
9-36b+36b2(m-n)2-8m(m-n)+16m2
81y2+18y+19a2-6a(m-n)+(m-n)2
x2-3x+2x2-7x-18
8x2-26x+1864-81a2
85a2-20a14abc-40b2
4q(x-2)+12p(x-2)8(x-2)+m(x-2)
16-16a212x2-27y2
16m2-16(4x+y)2-(2x+9y)2
1+18b+81b2(m-n)2-10m(m-n)+25m2
49a2+140a+10016a2-8a(m-n)+(m-n)2
x2+8x+12x2+6x-16
8x2-48x+401-81y2