人教版八年级数学上册整式的乘法综合练习题精选42.docx
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人教版八年级数学上册整式的乘法综合练习题精选42
(-ab)4÷(-ab)2(-14x4y3)÷(-2x3y2)
8x9y3÷4x6y2(35×103)÷(5×102)
-9a8b7c3÷5a3b4(45a3b-40a)÷5a
(72a6+54a2-63a)÷9a(63xy2-49xy)÷7xy
(3a)2-(3b)2(-2b)3(xy2)3
(-5x2)3(xy)3(-4×102)2(3ab4)2
(108)4(y5)9(bm)6-(a9)9
(103)8(b6)2-(xm)7(a7)8•a6
x7•x7t•t2a•a5
(-6)×(-6)9×(-6)7xn•x4n-1xm•x7m+1
111
(-—)8×(-—)7×(-—)8z2•zb2•b
222
(-9)4×(-9)8×(-9)4x4•x6s2•s6
111
(-—)×(-—)6×(-—)4yn•y9n+1xn•x8n-1
777
(-x4)(6x-4)4a(5a+5b)(8x+8y)(-8x)
51
(—ab3-2ab)•—abx(x+1)+x(x+3)-2x(2x+1)
45
(2x-4)(x-1)(x-5y)(x+y)
(x-3y)(x2+xy+y2)(x+y)(x+y)
(a-3)2(3a-b)(4a-4b)
(x2+8)(x-5)(3x2-2x+2)(x+1)
(x-1)(x-1)(x-3)(x+4)
(y+1)(y+2)(y-3)(y+1)
a5÷a336a4b3÷(-6a2b2)
(-b)7÷(-b)5(-35x4y4)÷(-5x3y2)
27x7y6÷3x2y2(21×108)÷(3×103)
-3a6b7c4÷6a5b6(49a2b3-21a)÷7a
(63a6+49a3+56a)÷7a(45x2y2+20x3y3)÷5xy
(4a)3-(5b)2(-4b)3(xy4)2
(-5x3)2(ab)5(-2×102)2(2ab3)3
(109)9(y9)3(xm)9-(x4)2
(108)3(a3)4-(am)2(a2)9•a6
x6•x9a•a5t3•t2
(-4)8×(-4)9×(-4)5x2m•x7m+1x6n•x9n-1
111
(-—)3×(-—)2×(-—)7c9•c8c7•c7
555
(-2)×(-2)8×(-2)5a•a8z9•z7
111
(-—)3×(-—)2×(-—)9x5m•x4m-1y5m•y5m-1
333
(-x3)(6x-1)3a(6a-8b)(9x-6y)(-7x)
41
(—ab3+2ab)•—ab4x(x+4)-x(x-4)-2x(2x-2)
34
(x-6)(x+4)(2x-y)(x-y)
(x-3y)(x2+2xy+y2)(3x+9y)(x-2y)
(2a+3)2(3a-b)(3a+b)
(2x2-2)(3x+2)(2x2+3x-3)(3x-1)
(x+3)(x+3)(x-2)(x+1)
(y+3)(y-2)(y-3)(y-3)
b4÷b227a3b8÷(-9a2b4)
(-bc)8÷(-bc)4(-40x8y6)÷(-5x6y4)
54x3y3÷6x2y2(18×105)÷(2×103)
-4a8b7c2÷9a7b2(81a2b2+81a)÷9a
(64a4-56a2+40a)÷8a(42xy+42x3y2)÷6xy
(5a)3-(6b)3(-6b)2(xy3)3
(-6x3)3(xy)3(-3×102)3(5ab3)3
(102)9(x8)3(bn)9-(y7)8
(104)3(y8)9-(an)5(a8)8•a7
x4•x8t•t3x•x7
(-2)5×(-2)6×(-2)4x6n•x7n+1xn•x9n+1
111
(-—)5×(-—)2×(-—)5t4•t9z6•z6
888
(-5)6×(-5)9×(-5)4s•s3t6•t5
111
(-—)8×(-—)6×(-—)5y8m•y7m-1xm•x4m+1
222
(-5x3)(2x+8)-6a(5a-2b)(3x-8y)(-2x)
51
(—ab3+2ab)•—ab2x(x-2)+3x(3x+3)+x(4x+3)
45
(2x+9)(x+6)(2x-6y)(3x+y)
(2x-y)(x2+2xy-y2)(2x-7y)(x-y)
(a+1)2(a+b)(4a+b)
(x2+2)(3x+6)(3x2-x+3)(x+2)
(x-1)(x-3)(x+4)(x+5)
(y-4)(y-2)(y+2)(y-3)
y4÷y336a4b6÷(-6a3b4)
(-x)6÷(-x)5(-56x5y8)÷(-8x3y3)
36x8y7÷6x5y5(30×104)÷(6×102)
-5a9b9c2÷9a4b6(9a3b+15a)÷3a
(45a4-27a2-72a)÷9a(45x2y+18x3y)÷9xy
(4a)3-(2b)2(-5b)3(xy5)4
(-6x2)3(xy)6(-4×103)3(5ab3)2
(109)2(a3)5(xn)8-(y2)3
(105)3(b2)3-(bn)4(a2)8•a8
x8•x9a•a9b8•b3
(-10)×(-10)3×(-10)9xm•x5m+1x8n•x8n+1
111
(-—)×(-—)9×(-—)6z7•z5t6•t
444
(-8)×(-8)9×(-8)6s6•s5a5•a9
111
(-—)×(-—)9×(-—)8xm•x6m-1y9n•y9n-1
333
(-7x2)(2x-2)9a(7a+4b)(9x-6y)(-8x)
71
(—ab2-2ab)•—ab23x(2x-4)-x(4x-3)+x(x+1)
67
(x-5)(4x-1)(2x-y)(x+y)
(x+y)(x2+2xy+y2)(3x-9y)(2x-6y)
(a-2)2(2a-b)(a-b)
(x2+6)(x-3)(3x2-x-2)(2x+2)
(x+4)(x+3)(x-6)(x+3)
(y-2)(y-1)(y-4)(y+1)
x8÷x318a7b4÷(-6a4b3)
(xy)7÷(xy)5(-18x3y3)÷(-9x2y2)
56x5y7÷7x4y2(49×108)÷(7×103)
-4a7b3c3÷5a5b2(49a2b-35a)÷7a
(63a5+63a3-81a)÷9a(24xy2-15x3y)÷3xy
(2a)3-(6b)2(-3b)2(xy5)2
(-4x2)3(ab)8(-2×103)3(2ab4)3
(103)3(b9)5(ym)8-(x2)9
(104)9(x3)7-(bm)2(a6)5•a3
x•x8x•x7z•z2
(-9)2×(-9)4×(-9)7xn•x8n+1x7n•x3n+1
111
(-—)5×(-—)7×(-—)5b7•b8c4•c5
222
(-7)5×(-7)4×(-7)9z6•z5s7•s9
111
(-—)×(-—)8×(-—)6x5m•x6m+1y7m•y8m-1
555
(-5x3)(-9x-7)5a(9a+2b)(2x+3y)(-7x)
51
(—ab3+2ab)•—ab2x(x-1)+3x(x+4)+3x(x-1)
45
(3x+6)(x+1)(x-y)(4x-5y)
(2x+3y)(x2+2xy-y2)(x-4y)(3x-y)
(a+2)2(a-b)(4a-5b)
(x2-1)(x+9)(x2-3x+3)(x-3)
(x-1)(x-1)(x+2)(x+3)
(y-3)(y-2)(y-1)(y+3)
x6÷x320a6b8÷(-4a3b5)
(-bc)9÷(-bc)5(-63x9y4)÷(-7x3y2)
8x9y3÷2x2y2(28×108)÷(4×102)
-9a6b4c4÷6a4b2(56a3b+21a)÷7a
(16a6-8a2-14a)÷2a(30x2y+45xy)÷5xy
(8a)2-(2b)2(-2b)2(xy2)3
(-3x4)2(ab)4(-3×103)2(3ab2)3
(108)4(y6)8(yn)8-(a2)5
(103)3(x9)4-(yn)6(a6)5•a9
x•x6t•t2b•b4
(-10)2×(-10)4×(-10)2xm•x2m-1x3n•x7n+1
111
(-—)8×(-—)9×(-—)4s5•sz7•z
555
(-4)×(-4)7×(-4)2a•a3a8•a3
111
(-—)×(-—)2×(-—)2y4n•y2n+1y2m•y2m+1
555
(-x2)(-8x+2)8a(3a+2b)(7x-7y)(-2x)
51
(—ab3-6ab)•—ab3x(2x+1)-x(4x-1)-3x(2x-4)
65
(x-3)(x-1)(x+6y)(3x+6y)
(x-2y)(x2+xy+y2)(x+5y)(3x+y)
(4a+1)2(3a+b)(3a-5b)
(x2+2)(x-7)(x2-2x-1)(4x+3)
(x+2)(x-1)(x+3)(x+2)
(y-2)(y-1)(y+3)(y-3)
x3÷x218a9b4÷(-6a8b2)
(-x)8÷(-x)3(-63x9y5)÷(-9x4y2)
24x8y8÷6x4y6(4×106)÷(2×103)
-2a7b7c4÷7a2b3(8a2b+12a)÷4a
(20a4+32a2-20a)÷4a(56xy+56xy)÷7xy
(9a)3-(3b)2(-2b)2(xy2)2
(-3x3)2(ab)7(-3×102)3(2ab4)3
(104)3(b9)8(ym)8-(a9)2