人教版八年级数学上册整式的乘法和因式分解练习题大全17Word文档下载推荐.docx
《人教版八年级数学上册整式的乘法和因式分解练习题大全17Word文档下载推荐.docx》由会员分享,可在线阅读,更多相关《人教版八年级数学上册整式的乘法和因式分解练习题大全17Word文档下载推荐.docx(16页珍藏版)》请在冰豆网上搜索。
40.2×
39.8952
(6a)2•b3•4a2b(3x3y2-7x2y3z4)•xy2
2(x-1)2+(4x+3)(2x-2)(y+z)2-(4y+z)(3y-z)
x2-y2(d+m)(6x-2y)+(d+m)(3x+y)
a2+20ab+100b225-20(a-p)+4(a-p)2
b3-100bx4-1
(-2xy)3•(-xy2)3(3a-6b)(5a+b)
2x(x+4)(x+2)(4x-3y-4)2
60.1×
59.96042
(4a)2•b3÷
18ab(x4y4+x2y3z2)÷
x2y2
(x+4)2-(3x+4)(4x+1)(y-z)2-(4y+z)(2y-z)
x2-y2(a+m)(x-4y)-(a+m)(5x+6y)
a2+12am+36m24-12(c+m)+9(c+m)2
c3-25cx4-81
(3x3y2)2•(-xy3)2(a+b)(5a+b)
3x(x+2)(x+1)(4x+3y+4)2
5.4×
4.680042
(2a)2•b2÷
6a2b(x3y4+7x3y3z2)•xy2
(x-3)2-(4x+3)(2x-4)(y+z)2+(4y-z)(4y-z)
x2-100y2(p-b)(x+5y)-(p-b)(5x+y)
a2-8am+16m236-36(b+m)+9(b+m)2
c3-4cx4-81
(-2x3y3)2•(-x2y)3(a+b)(a-5b)
-3x(x-2)(x-2)(x-6y-4)2
40.4×
39.660022
(2a)3•b3÷
2a2b(4x2y2-6x3y2z4)•9xy
(x+3)2+(2x+1)(4x+3)(y+z)2+(3y-z)(4y+z)
x2-25y2(m-c)(x+y)-(m-c)(x-y)
a2-16ax+64x225+40(n-a)+16(n-a)2
d3-36d81x4-16
(-2x2y3)3•(-xy2)3(a+5b)(a-3b)
-3x(x-4)(x+4)(x-y-1)2
89.98982
(7a)3•b3÷
2a2b(2x4y2+x3y4z2)•x2y2
(x-3)2-(2x+5)(3x-2)2(y-z)2-(4y+z)(3y-z)
81x2-25y2(n-c)(x+5y)+(n-c)(x-3y)
a2+10ab+25b24-28(d-p)+49(d-p)2
(3x2y2)2•(-x3y2)3(a-2b)(a+b)
-2x(x-2)(x+4)(x+4y-1)2
8.2×
7.839972
(7a)2•b2÷
18a2b(4x3y2-x4y2z4)•xy
2(x-4)2+(4x-1)(4x+4)4(y-z)2+(2y-z)(4y-z)
x2-y2(a-p)(3x-y)+(a-p)(4x-2y)
a2+14ab+49b225-40(c+m)+16(c+m)2
a3-9ax4-1
(2xy2)3•(-xy)3(2a-2b)(3a+b)
-3x(x-2)(x-5)(6x-y+1)2
40.3×
39.799992
(8a)2•b2÷
6a2b2(4x2y2+5x2y2z2)÷
5xy
3(x+4)2-(4x-5)(2x-1)2(y+z)2+(3y-z)(4y+z)
x2-16y2(c-n)(x-3y)-(c-n)(x+y)
a2+18ay+81y225+40(p+d)+16(p+d)2
b3-25b16x4-256
(-3x2y2)3•(xy3)3(2a-b)(a+6b)
3x(x-2)(x-3)(x+y+1)2
10.1×
9.96982
(4a)3•b4÷
20ab(x4y2-8x3y2z4)÷
xy2
(x-4)2+(2x-1)(3x-4)(y+z)2-(3y-z)(3y+z)
64x2-36y2(q+b)(3x+y)+(q+b)(x+6y)
a2-6ay+9y29-30(p-b)+25(p-b)2
c3-64cx4-81
(2x3y2)3•(xy2)2(2a+4b)(a+6b)
-3x(x-2)(x-1)(4x+y+3)2
39.69972
(2a)3•b3•12a2b(8x3y2-x3y4z3)÷
x2y
(x+3)2+(4x-4)(3x-4)(y-z)2+(3y-z)(2y-z)
x2-y2(q-a)(x-6y)-(q-a)(x-4y)
a2-18an+81n24-28(p-a)+49(p-a)2
b3-64b81x4-256
(3xy)2•(xy)2(a+b)(a-3b)
-2x(x+2)(x-3)(x-y-4)2
7.85952
(6a)3•b2•14ab(x4y4-5x4y2z4)÷
3xy2
(x+3)2+(2x-1)(4x-3)(y-z)2+(3y+z)(4y-z)
x2-y2(b-q)(x-y)-(b-q)(x+y)
a2-20ax+100x236-60(d+p)+25(d+p)2
d3-16d81x4-1
(-3x3y2)2•(x3y)2(4a-4b)(5a-2b)
-2x(x+5)(x-1)(x-y-3)2
9.1×
8.999972
(7a)3•b3•6ab(3x4y3-x2y4z3)•x2y
3(x+3)2+(3x-1)(2x-3)(y-z)2+(3y+z)(3y+z)
81x2-49y2(n-b)(2x+y)-(n-b)(3x+6y)
a2-6an+9n216+32(p+b)+16(p+b)2
d3-9dx4-81
(-2xy)3•(-xy)2(a-b)(a+4b)
3x(x-2)(x-1)(3x+5y-3)2
50.1×
49.93982
(3a)3•b2•14a2b(6x3y2-8x2y4z2)•5x2y
(x+1)2+(3x+3)(3x-1)2(y-z)2+(3y+z)(2y-z)
81x2-4y2(n+a)(4x-2y)+(n+a)(x-y)
a2-10ab+25b24-24(b-m)+36(b-m)2
a3-9ax4-256
(-2xy2)2•(x2y)2(a+b)(a-6b)
-2x(x+3)(x-3)(6x-y+3)2
20.2×
19.840022
(3a)2•b2÷
6a2b(9x3y4+x4y3z3)÷
8xy2
4(x-1)2-(4x-4)(3x+4)(y+z)2-(2y-z)(3y-z)
x2-49y2(n-a)(2x+4y)+(n-a)(x-4y)
a2-6am+9m29+24(q+c)+16(q+c)2
b3-4b16x4-256
(2xy2)2•(x2y2)3(a-4b)(6a+4b)
-2x(x-4)(x+2)(x-y-1)2
4.610042
(6a)3•b2÷
20a2b2(6x2y3-6x4y2z3)÷
3(x+1)2+(4x+5)(2x-5)(y+z)2+(2y-z)(4y-z)
x2-y2(a+n)(5x-4y)+(a+n)(5x+y)
a2-14ab+49b236+72(c+n)+36(c+n)2
c3-4c81x4-81
(2x3y)2•(xy2)3(a-b)(a-b)
-3x(x-3)(x-5)(6x-y-3)2
20.3×
19.789962
(3a)2•b