人教版初二数学上册整式的乘法综合练习题精选28.docx
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人教版初二数学上册整式的乘法综合练习题精选28
(x2+7)(4x-5)(x2-2x-3)(x-2)
(x+1)(x+1)(x-1)(x-2)
(y+2)(y-3)(y+3)(y+1)
y9÷y56a4b9÷(-3a3b6)
(ab)6÷(ab)2(-25x9y6)÷(-5x3y4)
36x4y4÷6x2y2(14×109)÷(2×103)
-4a6b7c2÷3a5b6(12a2b+20a)÷4a
(10a6+45a2+35a)÷5a(12xy-8x3y3)÷2xy
(4a)2-(5b)3(-6b)2(xy3)4
(-6x3)2(xy)9(-2×103)2(3ab2)2
(102)4(x7)3(xn)5-(x5)6
(103)5(x8)8-(bn)4(a4)8•a2
x2•x8s8•s7b9•b5
(-5)×(-5)2×(-5)5x6n•x6n+1x5n•x9n-1
111
(-—)×(-—)2×(-—)6t5•ta7•a9
333
(-3)×(-3)9×(-3)9z7•z9t5•t9
111
(-—)×(-—)8×(-—)2xm•x9m-1xm•x7m+1
999
(-8x2)(-4x+3)5a(9a+9b)(2x-7y)(-7x)
51
(—ab2-3ab)•—ab3x(4x+3)-3x(x+3)+x(x+2)
45
(x+6)(4x+1)(2x-8y)(x-y)
(x-2y)(x2-3xy+y2)(2x+9y)(4x-3y)
(a+2)2(4a-b)(2a-9b)
(4x2+2)(x+8)(x2-3x-1)(4x+3)
(x+2)(x-3)(x-2)(x+4)
(y+1)(y+2)(y-1)(y-2)
x7÷x354a3b5÷(-9a2b4)
(-bc)3÷(-bc)2(-32x5y8)÷(-4x3y2)
24x8y4÷4x5y3(32×105)÷(8×104)
-3a5b6c3÷2a3b4(36a2b3+20a)÷4a
(56a5+49a2+49a)÷7a(30xy2-48xy3)÷6xy
(10a)3-(5b)3(-5b)3(xy5)4
(-5x4)2(ab)2(-4×103)2(4ab3)3
(107)9(y3)9(yn)6-(a8)2
(103)5(a9)7-(bn)5(a6)8•a6
x8•x3s•s9y9•y3
(-4)×(-4)2×(-4)9xn•x9n+1xn•x7n-1
111
(-—)6×(-—)5×(-—)9b6•bs8•s
222
(-8)5×(-8)6×(-8)5z•z6y8•y3
111
(-—)3×(-—)3×(-—)7xn•x9n-1xn•x4n+1
666
(-x2)(-4x+5)8a(5a-7b)(5x-4y)(-5x)
31
(—ab2-5ab)•—abx(x+3)+x(2x-1)+x(x-1)
43
(x-1)(2x-1)(2x+2y)(2x-2y)
(x+3y)(x2-2xy+y2)(2x+y)(x+5y)
(a-3)2(3a-2b)(a-7b)
(x2+1)(x+3)(x2+3x-2)(3x+3)
(x+3)(x+2)(x+2)(x+3)
(y+2)(y-3)(y+2)(y-3)
a7÷a516a4b7÷(-2a3b3)
(bc)8÷(bc)5(-18x3y8)÷(-3x2y5)
12x6y8÷3x2y3(4×107)÷(2×102)
-8a5b9c4÷4a4b6(40a3b2-15a)÷5a
(14a6+16a3+4a)÷2a(20x2y2-8xy)÷4xy
(9a)2-(3b)3(-3b)3(xy4)4
(-3x4)3(ab)2(-4×104)3(2ab4)3
(107)2(x2)9(an)4-(x4)9
(102)9(x9)9-(an)4(a4)8•a8
x9•x7c•c5b6•b8
(-6)×(-6)3×(-6)3xn•x3n-1x8n•x8n+1
111
(-—)4×(-—)7×(-—)7b2•b3t7•t
444
(-1)6×(-1)2×(-1)4s•s2s5•s6
111
(-—)9×(-—)5×(-—)5y9n•y8n-1yn•y5n-1
666
(-x2)(-8x-4)5a(7a-4b)(7x-4y)(-8x)
41
(—ab2-3ab)•—abx(4x+1)-4x(x-4)+3x(x+3)
54
(x-2)(x+8)(x+6y)(3x-5y)
(2x+3y)(x2-2xy-y2)(x-9y)(x+7y)
(2a-2)2(4a+3b)(a+8b)
(3x2-5)(x+2)(x2-x-1)(4x+2)
(x+4)(x-2)(x+2)(x+2)
(y-4)(y-1)(y+3)(y-2)
b5÷b372a3b7÷(-8a2b2)
(pq)7÷(pq)3(-42x9y7)÷(-6x6y3)
54x5y5÷9x3y4(12×107)÷(3×106)
-9a5b7c2÷8a4b5(27a2b3+9a)÷3a
(16a6-24a2+40a)÷8a(72x2y3+56x2y3)÷8xy
(10a)2-(2b)2(-4b)2(xy3)4
(-2x3)3(xy)7(-3×103)3(4ab2)2
(107)8(y6)3(bn)5-(y2)5
(106)3(b8)3-(am)4(a5)4•a8
x7•x7x8•x3s•s6
(-9)×(-9)5×(-9)2x8m•x6m-1x5m•x2m-1
111
(-—)3×(-—)8×(-—)5s5•s2s6•s
888
(-2)×(-2)2×(-2)4y•y3c•c8
111
(-—)×(-—)2×(-—)3ym•y3m+1y5m•y3m-1
555
(-x3)(4x+8)-2a(2a+8b)(3x-4y)(-3x)
41
(—ab3-6ab)•—abx(x-3)+2x(3x-1)+3x(x-2)
54
(3x+5)(x+4)(3x+5y)(x-8y)
(2x+y)(x2+xy-y2)(x-4y)(2x+4y)
(4a+3)2(a-b)(2a-b)
(x2+3)(4x+9)(2x2+x+2)(x+3)
(x+1)(x-2)(x-6)(x+1)
(y+2)(y-3)(y+1)(y-2)
y5÷y430a4b7÷(-5a3b3)
(-y)5÷(-y)4(-27x9y8)÷(-9x5y3)
32x7y6÷4x4y5(24×105)÷(8×103)
-4a4b5c2÷7a2b3(18a3b-12a)÷6a
(28a6+56a2+35a)÷7a(15xy-12x2y)÷3xy
(2a)3-(4b)3(-4b)2(xy3)3
(-6x4)3(xy)3(-4×104)3(2ab4)3
(106)4(y3)8(bn)9-(b9)7
(103)6(y3)3-(am)2(a7)5•a9
x•x7c6•c3b•b3
(-1)×(-1)5×(-1)5xn•x4n+1x6n•x2n-1
111
(-—)6×(-—)6×(-—)3x7•xb9•b
555
(-10)2×(-10)8×(-10)2z•z8y•y6
111
(-—)6×(-—)4×(-—)3xn•x6n-1ym•y9m+1
222
(-6x3)(5x+7)-5a(3a-4b)(9x-2y)(-2x)
71
(—ab2-3ab)•—abx(2x-4)+4x(x-3)+3x(x+2)
67
(4x+5)(x-9)(4x+y)(x+y)
(x-2y)(x2-xy-y2)(3x+y)(3x+y)
(2a+1)2(2a-6b)(a-7b)
(4x2+9)(2x-7)(x2+3x-3)(x+3)
(x-1)(x+2)(x+4)(x-5)
(y-1)(y-2)(y+2)(y+3)
x7÷x636a3b7÷(-6a2b6)
(-x)6÷(-x)5(-4x5y3)÷(-2x3y2)
30x3y3÷6x2y2(72×104)÷(9×102)
-5a8b7c2÷9a5b5(32a2b2-36a)÷4a
(16a5+4a2-18a)÷2a(64x2y3+64xy2)÷8xy
(4a)3-(4b)2(-3b)2(xy5)3
(-3x2)2(ab)3(-4×102)3(3ab4)2
(104)8(b5)2(bm)5-(x7)7
(105)9(x8)8-(xm)8(a8)2•a4
x6•x2a•a3b•b7
(-3)8×(-3)7×(-3)5xm•x3m-1x6n•x2n-1
111
(-—)×(-—)7×(-—)9c4•cc7•c
222
(-3)×(-3)2×(-3)4y•y2z•z2
111
(-—)×(-—)2×(-—)9xm•x2m-1x4n•x7n+1
555
(-6x2)(2x+6)8a(5a+5b)(2x+5y)(-8x)
41
(—ab3+3ab)•—abx(2x+1)+x(4x+1)-4x(2x+2)
54
(3x-3)(4x-5)(x+y)(3x-y)
(2x-2y)(x2-3xy-y2)(4x-y)(4x-y)
(2a-4)2(a-5b)(a+b)
(3x2+4)(x+5)(x2+x-2)(x+3)
(x-2)(x-1)(x-1)(x-6)
(y+4)(y+1)(y+2)(y-1)
y8÷y216a3b6÷(-4a2b4)
(-a)6÷(-a)3(-21x4y7)÷(-3x2y6)
16x3y4÷2x2y3(12×107)÷(6×105)
-7a6b3c2÷9a3b2(10a2b2-20a)÷5a
(24a6-20a3-8a)÷4a