人教版初二数学上册整式的乘法综合练习题精选7.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7
111
(-—)3×(-—)9×(-—)7x9m•x3m+1xn•x6n+1
333
(-8x2)(6x+1)8a(5a+5b)(6x-8y)(-8x)
41
(—ab2+3ab)•—ab3x(x-4)-x(x+1)-x(x+2)
54
(2x+3)(4x+4)(x-4y)(4x+y)
(3x+y)(x2-xy-y2)(x+3y)(x+8y)
(a-2)2(3a+b)(a-b)
(x2-5)(3x+8)(x2-3x+3)(x-2)
(x-1)(x+2)(x-5)(x+2)
(y-1)(y+3)(y+2)(y-1)
y5÷y34a3b3÷(-2a2b2)
(-bc)5÷(-bc)3(-54x6y5)÷(-9x5y4)
30x7y8÷5x2y3(54×103)÷(6×102)
-8a9b4c2÷7a6b2(14a3b+8a)÷2a
(81a5+63a2+63a)÷9a(16x3y+48x3y2)÷8xy
(3a)2-(3b)2(-5b)3(xy3)3
(-5x4)3(xy)6(-4×102)3(5ab2)2
(106)4(x6)5(an)6-(a7)4
(104)6(y3)9-(bn)8(a6)4•a2
x•x8s6•s8x•x2
(-4)5×(-4)3×(-4)3x2n•x5n+1xm•x3m+1
111
(-—)2×(-—)3×(-—)6b4•b5x7•x
777
(-2)×(-2)2×(-2)8a•a5t•t8
111
(-—)×(-—)8×(-—)4x3m•x3m-1xn•x2n+1
555
(-x4)(-7x-5)8a(2a-4b)(3x-4y)(-6x)
31
(—ab2-6ab)•—ab34x(x+1)-3x(3x+1)+3x(2x-4)
43
(4x-5)(x-4)(x+y)(4x-6y)
(3x+3y)(x2+xy-y2)(x-2y)(x-7y)
(a+2)2(a-b)(4a+6b)
(x2-8)(4x+8)(x2+x-1)(2x-3)
(x-3)(x+2)(x+6)(x-4)
(y+2)(y+2)(y-2)(y+2)
x7÷x514a6b9÷(-7a3b3)
(-xy)9÷(-xy)5(-18x9y6)÷(-2x4y4)
81x5y7÷9x3y5(8×107)÷(4×102)
-9a3b7c2÷6a2b5(45a3b3+20a)÷5a
(27a4-18a3+18a)÷9a(40xy3-30xy3)÷5xy
(4a)2-(3b)2(-5b)3(xy5)4
(-5x4)3(ab)9(-4×102)3(4ab4)2
(108)6(y9)4(ym)2-(y9)8
(107)4(y6)4-(am)2(a5)4•a6
x•x2y8•y3y6•y7
(-3)3×(-3)6×(-3)6x4n•x6n-1x5n•x2n-1
111
(-—)×(-—)5×(-—)4a6•a8s5•s2
777
(-9)3×(-9)7×(-9)9b9•b9a9•a6
111
(-—)×(-—)2×(-—)3ym•y8m+1x5n•x6n+1
222
(-x3)(5x+2)-4a(5a-6b)(5x-3y)(-9x)
31
(—ab3+3ab)•—ab2x(4x-2)-x(4x+4)+3x(2x+1)
43
(x-1)(x+1)(x+3y)(3x-6y)
(2x+y)(x2-3xy-y2)(x+y)(3x-y)
(a-1)2(3a+6b)(2a-b)
(4x2+9)(3x+8)(4x2+x-3)(x+1)
(x+2)(x+3)(x+6)(x-3)
(y-4)(y-2)(y+2)(y-3)
x8÷x36a3b5÷(-2a2b3)
(pq)3÷(pq)2(-40x4y8)÷(-5x2y6)
49x9y9÷7x4y6(28×108)÷(7×104)
-6a8b6c4÷2a7b4(35a2b-30a)÷5a
(42a4+54a3-54a)÷6a(12xy+18xy3)÷3xy
(7a)3-(6b)3(-5b)2(xy5)4
(-4x3)2(xy)5(-2×102)2(5ab4)2
(107)2(b4)5(bn)5-(y9)9
(106)3(a6)7-(xm)6(a8)7•a5
x•x3s•s8c•c8
(-1)×(-1)5×(-1)9x4m•x4m-1x4m•x2m-1
111
(-—)6×(-—)5×(-—)2s8•sa9•a
222
(-3)2×(-3)8×(-3)5x6•x9z•z5
111
(-—)2×(-—)5×(-—)7x6n•x7n-1x5n•x8n+1
222
(-x2)(3x+7)8a(4a+5b)(7x-2y)(-6x)
71
(—ab2-2ab)•—abx(3x+3)-x(3x+2)+2x(x-2)
67
(4x-5)(3x+6)(x-y)(x-6y)
(x+3y)(x2+3xy-y2)(4x-8y)(x-2y)
(3a+4)2(a+6b)(a-b)
(3x2+6)(x+6)(3x2-2x+3)(4x+3)
(x+4)(x-1)(x-2)(x+6)
(y+4)(y-2)(y-3)(y-1)
a3÷a214a7b5÷(-7a6b4)
(-x)9÷(-x)8(-48x4y3)÷(-8x3y2)
6x3y5÷3x2y4(12×103)÷(6×102)
-4a7b5c4÷5a2b4(6a2b2+21a)÷3a
(14a5+6a3-8a)÷2a(16x2y3+12xy2)÷2xy
(8a)3-(2b)2(-2b)3(xy4)2
(-5x4)3(ab)8(-3×104)3(2ab3)2
(104)5(b8)4(xm)5-(b6)9
(102)7(b6)6-(an)7(a7)2•a2
x•x7s5•s5s2•s7
(-10)×(-10)6×(-10)9x5n•x4n+1xn•x4n+1
111
(-—)8×(-—)8×(-—)7y7•y2z5•z4
777
(-7)×(-7)5×(-7)5y2•y6y7•y3
111
(-—)5×(-—)5×(-—)2x5m•x9m-1xn•x7n+1
333
(-x2)(5x-3)8a(4a-7b)(8x-7y)(-2x)
61
(—ab2+2ab)•—ab4x(3x-3)-x(4x+1)+x(2x-4)
56
(x-5)(2x-4)(x+y)(x-5y)
(x+y)(x2+2xy+y2)(2x-3y)(2x+y)
(3a+3)2(4a+8b)(2a+7b)
(2x2-2)(x-8)(3x2+3x+1)(x+3)
(x-1)(x-1)(x-1)(x+3)
(y-3)(y-1)(y+1)(y-1)
y9÷y554a8b8÷(-9a7b2)
(ab)6÷(ab)2(-12x8y6)÷(-4x4y4)
45x9y4÷9x3y2(56×109)÷(8×102)
-6a8b5c4÷7a4b2(6a2b3-18a)÷2a
(32a4+56a2+16a)÷8a(35x3y+15x2y)÷5xy
(3a)3-(4b)2(-3b)3(xy3)2
(-4x4)2(ab)3(-4×102)3(3ab4)3
(108)3(x3)9(xn)2-(x9)9
(107)5(b5)8-(xn)2(a6)9•a5
x8•x8a•a3a•a2
(-3)×(-3)7×(-3)6x3n•x4n+1x7n•x6n-1
111
(-—)×(-—)3×(-—)6y3•yt9•t
777
(-1)4×(-1)9×(-1)7s•s5a3•a2
111
(-—)7×(-—)2×(-—)9ym•y7m+1x6m•x6m+1
777
(-x4)(-3x-6)7a(8a-2b)(8x+8y)(-3x)
51
(—ab3+5ab)•—ab33x(2x+4)+3x(x+4)+4x(3x+1)
45
(x+7)(3x+9)(x-y)(2x+y)
(x+3y)(x2+xy-y2)(x+9y)(4x+y)
(a+4)2(3a-3b)(3a-8b)
(x2-4)(3x-1)(3x2+4x+1)(2x-1)
(x+3)(x-3)(x+6)(x+2)
(y+1)(y-3)(y-2)(y+1)
y6÷y427a7b4÷(-3a6b3)
(pq)6÷(pq)4(-32x7y3)÷(-8x2y2)
15x9y7÷5x6y5(30×108)÷(6×106)
-5a4b4c3÷5a3b2(16a3b2+18a)÷2a
(16a4+40a2-24a)÷8a(56x3y+63x2y2)÷7xy
(6a)3-(4b)3(-6b)2(xy5)2
(-3x3)2(ab)3(-3×103)3(5ab2)2
(106)2(b9)7(an)4-(y2)7
(105)9(x8)3-(bn)2(a4)4•a6
x8•x6b2•b6s•s7
(-1)×(-1)7×(-1)9x9n•x9n-1xn•x3n+1
111
(-—)5×(-—)8×(-—)6c6•c6c5•c
666
(-9)6×(-9)3×(-9)7a•a9z5•z2
111
(-—)9×(-—)7×(-—)7yn•y3n-1x7m•x2m+1
444
(-7x4)(-4x-5)4a(2a-6b)(3x+9y)(-2x)
61
(—ab3+4ab)•—ab2x(x+1)-4x(3x+3)-3x(x-2)
56
(x+4)(x+4)(3x+3y)(2x-9y)
(x+y)(x2-3xy-y2)(x+2y)(x-y)
(a-2)2(a+b)(a-4b)
(x2-4)(2x-8)(2x2-x+1)(3x-