人教版初二数学上册多项式乘多项式练习题精选54.docx

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人教版初二数学上册多项式乘多项式练习题精选54.docx

人教版初二数学上册多项式乘多项式练习题精选54

(3x-1)(2x+2)(x-y)(2x+7y)

(x-3y)(x2+xy-y2)(m-n)(m+n)

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

(x2+5)(x-4)(x2-x-2)(3x+1)

(x+2)(x-1)(x+5)(x-4)

(y-3)(y-2)(y+3)(y+3)

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

61

(—ab2+4ab)•—abx(x+3)-x(3x-4)+x(4x+3)

56

(x+5)(x-2)(x+y)(x+y)

(2x+y)(x2+3xy-y2)(4m-n)(m+6n)

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

(3x2-9)(4x+5)(x2+x+3)(x-2)

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

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

(-x3)(-9x-7)-8a(7a-3b)(5x-3y)(-2x)

51

(—ab2-5ab)•—abx(x+4)-x(3x+2)-x(x+1)

45

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

(3x+y)(x2-2xy-y2)(3m+9n)(3m+n)

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

(2x2-9)(x-6)(x2+x-1)(x-1)

(x+4)(x+1)(x+2)(x-6)

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

(-2x3)(8x+3)5a(3a+8b)(9x+7y)(-9x)

21

(—ab2+3ab)•—ab34x(2x+4)-4x(x+4)-2x(x-4)

32

(x-1)(3x+5)(4x+y)(x+y)

(x-3y)(x2-xy-y2)(m-n)(3m-n)

(2a+3)2(a+b)(3a-6b)

(x2+6)(x+6)(3x2+x-2)(x+3)

(x+3)(x+2)(x+5)(x-3)

(y+4)(y+3)(y-2)(y-3)

(-2x4)(9x-8)2a(9a+7b)(9x+4y)(-8x)

61

(—ab2+4ab)•—ab2x(x+4)-x(x-1)-x(2x-2)

56

(x+5)(3x+6)(3x+7y)(x+5y)

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

(3a-1)2(3a-9b)(a+5b)

(x2+6)(x+2)(3x2+2x+3)(x+3)

(x+3)(x-2)(x-1)(x+5)

(y-2)(y-3)(y+4)(y-1)

(-4x4)(5x-4)6a(4a-6b)(7x-4y)(-7x)

41

(—ab3-3ab)•—ab2x(x+2)-x(x-1)-3x(x+1)

54

(2x+7)(4x-4)(4x-y)(2x+y)

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

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

(2x2-7)(3x+5)(x2-4x+3)(4x-3)

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

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

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

71

(—ab2+2ab)•—ab3x(2x-4)-2x(3x-2)+x(3x-2)

67

(4x+2)(3x+1)(3x+y)(x-y)

(2x+y)(x2+xy-y2)(2m-n)(m-n)

(a-2)2(a+b)(2a+9b)

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

(x-3)(x-2)(x+6)(x-2)

(y+3)(y+3)(y-2)(y+2)

(-2x2)(-6x+8)6a(6a+8b)(5x-5y)(-3x)

31

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

43

(3x-1)(4x-2)(x+7y)(2x-8y)

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

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

(x2-4)(x-5)(x2-x+3)(2x-2)

(x-1)(x+1)(x+4)(x+1)

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

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

21

(—ab2-6ab)•—ab2x(x+1)-x(3x-3)+3x(x+2)

32

(3x-8)(2x+9)(x+y)(2x-3y)

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

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

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

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

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

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

41

(—ab3+2ab)•—ab32x(4x-3)+4x(3x-2)-4x(4x+2)

34

(3x+9)(4x+6)(3x-3y)(x+4y)

(2x+2y)(x2-xy+y2)(4m+2n)(m-9n)

(a-1)2(4a+8b)(4a-3b)

(2x2-6)(x+6)(x2+2x+3)(2x+1)

(x+3)(x+1)(x-2)(x-5)

(y-2)(y-3)(y+4)(y+3)

(-x2)(7x+7)8a(7a+6b)(5x-2y)(-5x)

31

(—ab3+5ab)•—abx(2x+4)-4x(x-1)+2x(2x+1)

43

(3x+9)(x-6)(2x-y)(x+3y)

(x+2y)(x2-xy+y2)(m-n)(2m+n)

(3a+4)2(4a+5b)(4a+b)

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

(x-4)(x-3)(x+3)(x-2)

(y-2)(y+3)(y-4)(y+3)

(-x2)(-9x-1)-3a(7a-6b)(8x+7y)(-7x)

61

(—ab3+5ab)•—ab4x(x-1)+2x(x+4)-2x(2x-2)

56

(x-1)(x-5)(x+6y)(3x-y)

(x+y)(x2-3xy-y2)(m+9n)(m-n)

(a-4)2(a-6b)(4a+b)

(x2+7)(x+4)(x2+3x+2)(x+3)

(x-4)(x+1)(x-6)(x-2)

(y+4)(y+3)(y+2)(y-3)

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

31

(—ab2+3ab)•—ab34x(x+2)-x(2x+4)-2x(2x-3)

43

(3x+6)(3x-8)(x-y)(2x-y)

(x-3y)(x2-xy+y2)(3m+8n)(m+n)

(2a-1)2(a+4b)(3a+b)

(4x2-9)(4x+7)(x2-4x-1)(2x+3)

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

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

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

51

(—ab2+5ab)•—ab3x(x+2)+3x(x-4)+3x(4x-1)

65

(x-7)(4x+8)(x+y)(3x-y)

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

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

(2x2-3)(x+6)(x2+4x-3)(3x+2)

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

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

(-4x4)(-5x-9)-5a(2a+9b)(6x+8y)(-3x)

21

(—ab2-3ab)•—ab22x(x-4)-x(x+4)+4x(4x+4)

32

(x+8)(4x+9)(x-2y)(x+4y)

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

(2a-1)2(a+b)(3a-b)

(2x2+5)(2x+5)(x2-3x-2)(x+3)

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

(y-4)(y-3)(y-4)(y+2)

(-6x2)(5x-9)-3a(8a+8b)(4x+2y)(-4x)

51

(—ab2+6ab)•—ab3x(3x+4)-4x(3x-4)-3x(3x+1)

45

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