初中八年级数学上册整式的乘法和因式分解练习题9Word下载.docx
《初中八年级数学上册整式的乘法和因式分解练习题9Word下载.docx》由会员分享,可在线阅读,更多相关《初中八年级数学上册整式的乘法和因式分解练习题9Word下载.docx(24页珍藏版)》请在冰豆网上搜索。
![初中八年级数学上册整式的乘法和因式分解练习题9Word下载.docx](https://file1.bdocx.com/fileroot1/2022-10/13/64da03df-770b-42ce-9e0f-5f3a473ec70e/64da03df-770b-42ce-9e0f-5f3a473ec70e1.gif)
90a4-50a2b12ab3c+30b2
4q(y+4)-36p(y+4)2(y+4)-m(y+4)
81-9x22x2-18y2
64b2-81(x+6y)2-(4x+y)2
36-24y+4y2(x-y)2-12m(x-y)+36m2
100m2+120m+369a2+6a(a+b)+(a+b)2
x2-10x+24x2+5x-6
9x2-27x+1864-100b2
(-2xy2)2•(-x3y)3(a-4b)(a+b)
-3x(x+3)(x-2)(x+6y+3)2
70.1×
69.970022
(4a)3•b2÷
10ab2(x3y3-4x2y3z3)÷
3xy2
(x+4)2+(3x-5)(4x-1)(y+z)2+(2y+z)(3y+z)
16x2-25y2(c+m)(x-4y)+(c+m)(x-2y)
a2-18ay+81y236-24(b-q)+4(b-q)2
d3-9dx4-81
30a4+70a4b10ab3c-90b4
18q(y-7)-20q(y-7)2(y-7)-m(y-7)
16-4x23x2-12y2
0.09b2-36(4x-y)2-(5x+9y)2
64+96y+36y2(x+y)2-6m(x+y)+9m2
81b2-72b+1636a2+12a(m-n)+(m-n)2
x2-8x+15x2-5x-24
2x2+28x+9049-4y2
(-2x3y2)3•(-xy3)3(3a-b)(a+b)
-2x(x+4)(x+2)(x+2y-1)2
20.1×
19.98972
(9a)2•b3•12ab2(4x2y4-3x4y3z3)÷
(x-2)2-(2x-3)(4x+5)(y-z)2+(4y-z)(3y+z)
x2-y2(q+a)(4x+y)+(q+a)(x+4y)
a2-8ax+16x24-20(a-n)+25(a-n)2
c3-49cx4-16
85a2-30ab14a4b2c-60b4
16p(7-b)-20p(7-b)8(7-b)-m(7-b)
16-64b227x2-27y2
16b2-1(x-5y)2-(x+y)2
16-64a+64a2(a+b)2-10m(a+b)+25m2
64n2+80n+254a2-4a(a-b)+(a-b)2
x2+16x+63x2-4x-32
12x2+41x+2436-100n2
(3xy)2•(x2y)3(6a-b)(2a-4b)
-3x(x-5)(x-4)(4x-y+3)2
2.2×
1.84982
(6a)2•b2•18a2b2(4x2y4+x4y4z2)÷
8xy2
(x-4)2+(2x-5)(2x-2)2(y-z)2+(2y-z)(4y-z)
x2-y2(n-c)(x+y)-(n-c)(5x-4y)
a2-14an+49n236+36(b-p)+9(b-p)2
c3-81c16x4-256
60a-100a210a4bc-70bc
4p(8-b)+8p(8-b)4(8-b)+m(8-b)
81-16y28x2-8y2
81a2-16(8x-y)2-(x+y)2
64+128b+64b2(x-y)2-8m(x-y)+16m2
25x2-50x+254a2-4a(x+y)+(x+y)2
x2-11x+30x2+7x-18
5x2+52x+6364-25y2
(-3x3y)3•(x2y)2(2a+b)(a-4b)
-2x(x+3)(x+1)(x-y+4)2
8.1×
7.93012
(4a)3•b2•2a2b(9x2y3+9x3y2z2)•xy
(x+4)2+(3x-5)(2x+4)(y-z)2+(3y+z)(2y-z)
x2-64y2(a-p)(x+2y)+(a-p)(x+3y)
a2+18ay+81y236-72(q-d)+36(q-d)2
a3-4ax4-16
10a+60a2b18a3b2c+60b
14p(5-a)-32q(5-a)8(5-a)+m(5-a)
9-16n236x2-16y2
81x2-144(x+y)2-(8x+8y)2
64-48m+9m2(a+b)2-10m(a+b)+25m2
81b2+72b+1616a2+8a(x+y)+(x+y)2
x2+4x+3x2-4x-12
15x2-8x+149-49n2
(-3xy)2•(-x2y2)3(a+b)(6a+b)
3x(x+5)(x+4)(4x+3y+4)2
3.2×
2.89992
(8a)2•b2÷
12ab2(8x2y2+4x2y2z3)•x2y2
4(x-2)2-(3x+1)(3x-4)4(y+z)2-(4y-z)(4y+z)
x2-100y2(a-n)(2x+y)+(a-n)(x+y)
a2+6ay+9y216-32(c+p)+16(c+p)2
c3-36c16x4-1
30a+90ab6a3b3c-30b3c
6p(9-a)-4q(9-a)6(9-a)+m(9-a)
49-100n232x2-2y2
0.09m2-64(8x+5y)2-(x+10y)2
81-36b+4b2(a-b)2+4m(a-b)+4m2
16n2-56n+4925a2+10a(a+b)+(a+b)2
x2+8x+15x2+4x-12
10x2-30x+20100-16x2
(2xy3)2•(xy)3(a-3b)(5a+b)
-3x(x+4)(x+5)(x-2y-4)2
7.4×
6.69982
(7a)3•b2÷
20ab(9x3y4-x3y3z3)•7x2y
(x-2)2-(3x-5)(4x-5)2(y-z)2-(4y+z)(2y-z)
x2-9y2(n+b)(5x-4y)+(n+b)(2x+y)
a2-12am+36m225+70(c-n)+49(c-n)2
c3-64c81x4-16
95a+40a2ab3c+60b2
10p(y-5)+12p(y-5)4(y-5)-m(y-5)
36-100m232x2-18y2
49x2-361(9x+2y)2-(x+y)2
100-180m+81m2(x+y)2+8m(x+y)+16m2
49a2+140a+1009a2+6a(x-y)+(x-y)2
x2-11x+24x2+4x-21
6x2+31x+359-16m2
(3xy3)3•(-x2y3)2(3a+b)(a-b)
3x(x+5)(x+4)(x+3y+3)2
6.1×
5.99002
(6a)2•b3•14ab2(x3y3-2x2y2z4)÷
(x+3)2+(2x-3)(4x-4)(y+z)2+(3y-z)(2y+z)
x2-25y2(m+c)(x-5y)-(m+c)(x+6y)
a2+4am+4m236+24(p+d)+4(p+d)2
b3-64b16x4-1
20a-90a14ab2c+70b4c
14q(4-b)-36p(4-b)4(4-b)+m(4-b)
16-49a264x2-64y2
9a2-196(5x+5y)2-(x-y)2
25+90b+81b2(x+y)2+10m(x+y)+25m2
25y2+60y+3625a2+10a(m-n)+(m-n)2
x2+12x+35x2+2x-24
20x2+38x+144-4y2
(-2xy)2•(-x2y3)3(5a-b)(4a-6b)
2x(x-5)(x-4)(6x+y+1)2
8.4×
7.6100052
(8a)3•b2÷
4a2b(7x3y3-x3y4z3)÷
7xy2
4(x-2)2+