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.docx

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

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