初二数学上册整式的乘法100.docx

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初二数学上册整式的乘法100.docx

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初二数学上册整式的乘法100.docx

初二数学上册整式的乘法100

(4a)3-(3b)3(-5b)3(xy3)4

(-6x2)2(xy)6(-3×103)2(3ab3)3

(105)8(b7)9(yn)4-(y3)4

(107)7(b8)2-(am)9(a5)6•a5

x6•x7a3•a3s9•s3

(-5)×(-5)5×(-5)4xm•x4m+1xm•x5m+1

111

(-—)×(-—)3×(-—)8b5•bc5•c

333

(-4)7×(-4)7×(-4)3a•a5y5•y5

111

(-—)×(-—)8×(-—)8xn•x6n+1ym•y7m+1

666

(-3x4)(-7x+2)-5a(3a+6b)(7x+5y)(-9x)

21

(—ab3-6ab)•—ab3x(2x+3)-3x(4x+4)+x(2x-2)

32

(x+8)(4x+2)(x-y)(x+y)

(x+3y)(x2-2xy+y2)(x-6y)(x-y)

(a-2)2(4a-7b)(4a+b)

(2x2-2)(x+8)(x2-2x-1)(x-2)

(x-1)(x-3)(x-2)(x+2)

(y-1)(y+3)(y-4)(y+3)

a4÷a354a5b3÷(-6a3b2)

(-y)9÷(-y)5(-24x6y7)÷(-8x5y3)

63x6y6÷7x2y5(45×105)÷(9×103)

-3a5b7c2÷5a2b6(8a2b3+10a)÷2a

(32a4-20a3-24a)÷4a(8x2y-18x2y3)÷2xy

(6a)3-(5b)3(-4b)3(xy4)2

(-3x2)2(xy)3(-3×104)2(2ab3)2

(103)6(b6)6(an)7-(x4)4

(105)8(a4)9-(xm)2(a6)5•a5

x•x3b•b7c8•c5

(-2)3×(-2)4×(-2)7x9n•x2n-1x2m•x3m-1

111

(-—)3×(-—)8×(-—)3s5•sx7•x

888

(-5)5×(-5)3×(-5)6c•c9z•z7

111

(-—)8×(-—)8×(-—)4x4n•x3n-1x3n•x4n-1

999

(-x3)(-4x+3)-3a(7a-6b)(5x+9y)(-6x)

51

(—ab3+6ab)•—ab3x(3x-1)-2x(2x-1)+4x(2x-1)

45

(x-4)(2x-1)(x+8y)(x+y)

(x+y)(x2-3xy+y2)(3x+y)(4x-y)

(a+4)2(a-3b)(4a-7b)

(x2+1)(4x+3)(x2+x-3)(x-1)

(x+2)(x+1)(x+1)(x+6)

(y+2)(y+3)(y+2)(y+1)

a8÷a424a4b8÷(-8a3b4)

(-bc)7÷(-bc)4(-40x7y8)÷(-5x5y4)

28x3y4÷7x2y2(18×109)÷(3×103)

-4a5b9c4÷4a3b2(54a3b3+36a)÷6a

(27a5+12a3-21a)÷3a(36xy-45xy3)÷9xy

(3a)2-(5b)2(-2b)3(xy3)3

(-5x4)3(xy)5(-2×103)3(4ab3)3

(105)4(a2)7(am)5-(y6)5

(104)8(b8)9-(xn)3(a9)3•a8

x•x5c•c9s•s2

(-7)9×(-7)6×(-7)2x4m•x8m+1xm•x2m-1

111

(-—)×(-—)4×(-—)2c2•c6z6•z5

333

(-5)×(-5)7×(-5)9z•z2s•s7

111

(-—)7×(-—)8×(-—)2y2n•y9n-1x2m•x8m-1

999

(-3x4)(7x-9)6a(3a-5b)(3x+2y)(-8x)

21

(—ab2+5ab)•—ab4x(x-2)+3x(2x+2)-4x(x+3)

32

(x+5)(2x-3)(x+8y)(3x+7y)

(2x+y)(x2+3xy+y2)(x-3y)(2x+2y)

(a-1)2(4a+7b)(a+8b)

(3x2-9)(4x+2)(4x2-x+1)(x+1)

(x+4)(x-1)(x-6)(x-3)

(y+4)(y-1)(y+1)(y+2)

b4÷b228a5b7÷(-7a4b2)

(-xy)5÷(-xy)2(-20x9y6)÷(-4x8y3)

32x7y4÷8x3y2(36×107)÷(4×104)

-2a3b4c2÷7a2b2(64a3b3+64a)÷8a

(12a4-12a3+16a)÷4a(16xy+16xy2)÷4xy

(5a)3-(6b)3(-6b)3(xy2)4

(-5x3)3(ab)5(-3×104)2(3ab3)3

(106)6(x9)9(xm)2-(x6)3

(109)2(b4)3-(bm)6(a8)6•a4

x•x7c4•c6t9•t4

(-8)6×(-8)6×(-8)3xm•x4m+1xm•x9m+1

111

(-—)×(-—)2×(-—)9b4•b4c7•c

444

(-5)2×(-5)7×(-5)4y•y3a4•a7

111

(-—)×(-—)3×(-—)8ym•y9m-1y3n•y3n-1

888

(-x3)(6x+3)6a(4a+4b)(5x-4y)(-3x)

71

(—ab3-2ab)•—ab2x(x+2)-x(2x+4)-2x(x-3)

67

(x+1)(4x+5)(x+6y)(x-y)

(2x-y)(x2+xy+y2)(x-5y)(2x-y)

(a-1)2(a+b)(a-b)

(x2-9)(x+4)(4x2+2x+1)(x+2)

(x-4)(x-3)(x+3)(x-5)

(y+3)(y-3)(y+1)(y+1)

a8÷a481a6b5÷(-9a3b3)

(-b)8÷(-b)2(-12x8y6)÷(-4x4y2)

24x9y3÷8x6y2(56×108)÷(8×106)

-5a9b5c4÷3a2b3(63a2b-35a)÷7a

(12a4+8a2-6a)÷2a(12x3y2+14x2y)÷2xy

(8a)3-(5b)3(-3b)2(xy5)3

(-4x4)3(ab)7(-3×104)2(3ab3)2

(108)3(b5)9(an)7-(y2)8

(104)8(b8)8-(am)6(a5)9•a7

x2•x7x3•x4s6•s2

(-7)9×(-7)4×(-7)3xn•x3n-1xm•x7m-1

111

(-—)9×(-—)7×(-—)4t6•t9z3•z

444

(-9)6×(-9)5×(-9)3a3•a5y•y5

111

(-—)2×(-—)6×(-—)8y2n•y4n+1xm•x9m-1

555

(-8x3)(-9x-7)-6a(8a+4b)(5x+2y)(-4x)

51

(—ab3-5ab)•—ab3x(x-3)-4x(x-4)-2x(3x-2)

65

(x+9)(3x+5)(x-3y)(x-4y)

(2x-3y)(x2+2xy+y2)(x+4y)(2x-y)

(a-1)2(a-b)(a-8b)

(x2-4)(x+2)(2x2-x-2)(2x+2)

(x+2)(x-2)(x+3)(x+2)

(y-1)(y-2)(y-2)(y+1)

y4÷y212a3b9÷(-6a2b2)

(-x)8÷(-x)5(-12x7y6)÷(-3x5y3)

45x5y8÷5x3y3(28×103)÷(4×102)

-7a4b4c3÷4a3b3(18a2b-18a)÷3a

(27a6+12a3+18a)÷3a(28x3y2+12xy3)÷4xy

 

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