人教版初二数学上册整式的乘法综合练习题精选13.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13
(y+2)(y+3)(y+4)(y+2)
y9÷y340a7b4÷(-5a4b3)
(xy)8÷(xy)5(-64x4y9)÷(-8x2y4)
20x8y4÷4x2y3(4×103)÷(2×102)
-2a7b7c2÷3a5b4(45a2b2+63a)÷9a
(27a6+24a3+27a)÷3a(15x2y2-15x3y)÷3xy
(6a)2-(4b)2(-4b)2(xy2)3
(-5x3)3(xy)2(-3×104)3(5ab3)2
(105)8(y5)3(xn)9-(x7)2
(106)5(a6)7-(ym)3(a9)8•a5
x•x5x•x5t2•t4
(-10)2×(-10)7×(-10)5xn•x7n+1x3m•x3m-1
111
(-—)×(-—)8×(-—)3x6•x6t5•t
777
(-10)8×(-10)2×(-10)3a5•a8c•c3
111
(-—)×(-—)6×(-—)6xn•x9n+1xn•x2n+1
222
(-2x2)(5x-9)-6a(6a-6b)(8x+6y)(-3x)
21
(—ab3+4ab)•—ab22x(x-1)-4x(x-1)-4x(x+3)
32
(2x-1)(x+2)(2x-y)(x+y)
(2x-3y)(x2-xy+y2)(4x-9y)(4x-y)
(2a+4)2(a-4b)(a-b)
(4x2-4)(x+1)(3x2-4x-2)(3x-1)
(x+4)(x+2)(x+1)(x-4)
(y+3)(y+1)(y-2)(y+1)
a4÷a340a8b5÷(-5a5b2)
(-xy)3÷(-xy)2(-21x4y6)÷(-7x3y4)
4x7y8÷2x3y3(16×106)÷(8×105)
-3a4b3c4÷9a3b2(32a3b3-16a)÷8a
(8a6+10a3+10a)÷2a(24xy2+72x2y)÷8xy
(8a)2-(5b)2(-5b)2(xy4)2
(-5x2)3(xy)2(-2×103)3(4ab2)2
(103)5(x3)8(bm)7-(x7)9
(105)3(b6)3-(xn)7(a4)7•a3
x•x7x9•x8y5•y6
(-6)6×(-6)3×(-6)4x2n•x3n-1xm•x5m+1
111
(-—)×(-—)8×(-—)2z7•z8z6•z2
555
(-6)×(-6)2×(-6)6c3•c6y•y8
111
(-—)×(-—)6×(-—)9y8m•y5m-1y3m•y8m+1
666
(-x3)(-2x+5)5a(6a-4b)(8x+8y)(-2x)
71
(—ab2-3ab)•—ab2x(4x+2)-x(2x-3)+3x(x-3)
67
(4x+7)(3x+6)(x+5y)(x-7y)
(x+y)(x2-3xy-y2)(x-y)(x-4y)
(a+3)2(2a+5b)(a-b)
(3x2+1)(4x-2)(x2-4x-1)(x+3)
(x-3)(x-3)(x-4)(x+4)
(y+2)(y+2)(y+4)(y-3)
y7÷y672a5b4÷(-8a2b3)
(-b)5÷(-b)3(-64x5y9)÷(-8x4y3)
28x8y3÷4x5y2(8×108)÷(2×107)
-9a3b5c3÷8a2b2(32a3b-64a)÷8a
(36a6-12a2-20a)÷4a(16x3y3-18x3y)÷2xy
(3a)2-(6b)3(-2b)3(xy5)2
(-6x3)2(ab)6(-2×104)3(4ab3)3
(106)5(b5)7(yn)5-(y2)5
(102)3(b9)9-(xm)4(a9)2•a6
x7•x4x•x2s•s3
(-5)×(-5)3×(-5)5xn•x6n+1x3m•x6m-1
111
(-—)×(-—)9×(-—)2a9•a7y4•y3
555
(-4)×(-4)6×(-4)4s•s5s•s6
111
(-—)6×(-—)7×(-—)9xm•x6m+1x3m•x8m-1
888
(-4x4)(-8x-9)-4a(2a+8b)(5x-3y)(-2x)
61
(—ab3+5ab)•—ab33x(x-4)-x(2x-1)+3x(2x+3)
56
(x+3)(2x-5)(4x-y)(4x+y)
(x+y)(x2-3xy+y2)(3x+7y)(x+2y)
(a-2)2(4a+b)(a+4b)
(2x2-3)(x+7)(3x2+x-3)(x+3)
(x+3)(x-2)(x+2)(x-6)
(y-2)(y-2)(y-3)(y+3)
a3÷a210a3b5÷(-2a2b3)
(-ab)7÷(-ab)4(-35x3y9)÷(-7x2y3)
12x6y5÷3x5y2(42×108)÷(6×104)
-5a8b4c2÷9a6b2(10a3b2-15a)÷5a
(6a6+6a3-9a)÷3a(21x2y2-42xy)÷7xy
(6a)3-(6b)2(-6b)3(xy2)3
(-2x2)3(ab)7(-2×104)2(5ab3)3
(102)9(x8)5(yn)7-(b9)2
(102)8(x9)6-(yn)5(a4)3•a3
x5•x3a4•a3s3•s4
(-1)8×(-1)8×(-1)3x3m•x3m-1xn•x8n+1
111
(-—)4×(-—)6×(-—)2a5•a7z8•z9
888
(-3)×(-3)4×(-3)8s5•s4a9•a6
111
(-—)×(-—)6×(-—)8ym•y3m-1xm•x5m-1
444
(-x4)(-2x+1)9a(5a+6b)(4x+6y)(-9x)
51
(—ab2+6ab)•—ab3x(3x+2)-4x(3x-2)-3x(x+1)
65
(x-1)(4x-3)(2x+y)(x-4y)
(x+2y)(x2+3xy-y2)(x-y)(x+6y)
(a-3)2(a-2b)(3a-b)
(2x2+1)(x+2)(x2+x-1)(4x-2)
(x-2)(x-3)(x+2)(x+5)
(y-2)(y-2)(y-1)(y-1)
b8÷b627a5b9÷(-9a3b2)
(-ab)3÷(-ab)2(-35x7y5)÷(-7x3y2)
8x5y4÷4x4y3(18×106)÷(6×102)
-2a9b4c3÷8a4b3(35a3b+28a)÷7a
(49a4+63a3-49a)÷7a(8x3y3+24xy3)÷4xy
(9a)2-(5b)2(-4b)3(xy2)2
(-6x3)3(ab)7(-2×104)3(2ab2)3
(105)3(a2)6(yn)9-(b2)7
(102)6(b4)6-(ym)3(a3)2•a3
x•x6a•a8b2•b2
(-1)4×(-1)9×(-1)9xm•x9m-1xm•x4m+1
111
(-—)×(-—)4×(-—)5c8•c9b4•b3
222
(-2)3×(-2)4×(-2)6x8•x3x•x9
111
(-—)3×(-—)4×(-—)2x3n•x9n-1y2n•y7n+1
222
(-5x2)(7x-5)-4a(7a-8b)(9x+9y)(-7x)
41
(—ab2-5ab)•—ab4x(x+2)-x(3x-3)+x(4x-1)
34
(x+5)(3x+3)(3x-5y)(x-3y)
(x+y)(x2+xy+y2)(x-y)(x-y)
(2a+4)2(a-b)(a-8b)
(x2-1)(x-8)(x2-x+1)(x-2)
(x+2)(x-3)(x-5)(x-2)
(y-3)(y-2)(y+1)(y+2)
x9÷x530a4b4÷(-6a3b2)
(-a)9÷(-a)7(-14x4y8)÷(-2x2y3)
64x6y4÷8x2y2(63×106)÷(9×102)
-8a4b3c4÷9a3b2(15a3b+15a)÷5a
(20a5-35a2+35a)÷5a(40xy-20xy2)÷5xy
(2a)2-(3b)3(-3b)2(xy5)2
(-6x3)2(ab)4(-3×103)2(3ab4)2
(103)8(y3)2(am)8-(b5)9
(109)6(b2)7-(yn)5(a7)4•a7
x•x6t•t3x•x5
(-7)×(-7)3×(-7)5xn•x8n-1x7m•x4m-1
111
(-—)4×(-—)2×(-—)2b6•b2a8•a
222
(-7)×(-7)2×(-7)4a6•a7t•t9
111
(-—)8×(-—)2×(-—)9y2m•y8m-1x5n•x8n-1
999
(-6x4)(6x+2)6a(4a+7b)(4x+5y)(-8x)
21
(—ab3+3ab)•—ab32x(x-4)+x(2x+2)+4x(x+2)
32
(4x-5)(x-2)(4x-3y)(2x+5y)
(2x-3y)(x2-3xy+y2)(4x+y)(2x-y)
(4a-3)2(4a-b)(2a-b)
(x2+4)(x+1)(x2-x-2)(x+1)
(x+2)(x+1)(x+2)(x+3)
(y-2)(y+3)(y-1)(y-2)
b5÷b318a5b5÷(-6a3b4)
(-a)6÷(-a)3(-18x7y3)÷(-6x2y2)
56x7y7÷8x2y5(36×107)÷(4×102)
-4a8b9c3÷5a7b7(18a2b2-18a)÷9a
(15a5+18a2-12a)÷3a(10xy+10xy3)÷2xy
(9a)3-(5b)3(-3b)3(xy2)2
(