人教版初二数学上册多项式乘多项式练习题精选75.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75
(x+7)(3x+2)(2x-6y)(4x-y)
(3x-y)(x2+xy-y2)(m-4n)(4m+n)
(4a+2)2(2a+b)(a+2b)
(x2-5)(x-7)(2x2+x+3)(4x-2)
(x-4)(x-3)(x-4)(x+4)
(y-2)(y-2)(y+2)(y-3)
(-7x4)(9x-2)3a(2a+7b)(4x+7y)(-6x)
71
(—ab2-2ab)•—ab24x(2x-1)+3x(x+4)+3x(x+1)
67
(2x-6)(2x-9)(x+y)(x-6y)
(x+y)(x2-3xy+y2)(2m+5n)(m+n)
(a-3)2(3a-5b)(a+b)
(x2+9)(x+5)(2x2+x+1)(x-3)
(x-2)(x+3)(x+4)(x+2)
(y-1)(y-3)(y-4)(y+1)
(-x4)(4x-7)-8a(8a-4b)(2x-2y)(-2x)
71
(—ab3-6ab)•—ab3x(x+3)-x(x-4)+2x(4x-3)
67
(x-6)(3x-5)(2x+y)(2x+y)
(x+3y)(x2-2xy+y2)(3m+n)(3m-n)
(a+3)2(3a-6b)(a-b)
(4x2-9)(x+3)(4x2+2x-3)(3x-3)
(x-2)(x-2)(x-6)(x+2)
(y+2)(y+3)(y-3)(y+3)
(-x4)(-8x-2)-2a(2a-7b)(3x-6y)(-3x)
61
(—ab2-4ab)•—abx(x+2)-3x(x+2)+x(x+2)
56
(3x+8)(x-8)(2x+4y)(x+5y)
(2x+y)(x2-xy+y2)(4m+n)(m-5n)
(2a-2)2(a+7b)(2a+b)
(x2+7)(x+9)(2x2+3x+1)(x-2)
(x+1)(x-2)(x+5)(x-2)
(y+1)(y-3)(y+3)(y-1)
(-x3)(7x+1)7a(7a+3b)(6x-6y)(-2x)
21
(—ab2+4ab)•—abx(x-1)-3x(4x-3)+4x(x+4)
32
(4x+7)(x+5)(2x-y)(x-2y)
(x-2y)(x2-xy-y2)(m+7n)(m+n)
(2a-2)2(2a+b)(3a-2b)
(4x2+9)(x+1)(3x2+x+1)(2x+1)
(x+3)(x+3)(x+6)(x+2)
(y+1)(y-3)(y-3)(y+2)
(-2x2)(-5x-4)-9a(4a+9b)(2x-9y)(-4x)
31
(—ab2+6ab)•—ab3x(3x+1)-2x(3x-2)-4x(x+4)
43
(2x+7)(x-3)(4x+y)(2x+y)
(3x+y)(x2-xy-y2)(m+n)(m-n)
(a+2)2(2a-8b)(a-b)
(2x2-1)(x+8)(2x2-4x+3)(x-2)
(x-3)(x-2)(x-1)(x-2)
(y+4)(y-1)(y+1)(y-3)
(-9x2)(-6x+7)5a(9a-9b)(9x+9y)(-3x)
61
(—ab3+2ab)•—abx(x+4)-x(x+2)-x(x+2)
56
(3x+7)(2x-6)(x+y)(2x-3y)
(x-3y)(x2+xy-y2)(3m-4n)(4m+n)
(a-2)2(2a+b)(4a-b)
(x2-7)(4x+5)(3x2-2x+1)(4x-1)
(x+2)(x+3)(x-4)(x-4)
(y+2)(y+3)(y-1)(y-2)
(-x4)(-6x-9)-2a(2a+4b)(6x+3y)(-6x)
41
(—ab3-3ab)•—ab2x(2x+2)+x(x-4)+x(4x+1)
34
(4x+8)(2x+9)(2x-9y)(4x-y)
(2x-2y)(x2+xy+y2)(m-n)(2m-8n)
(a+2)2(2a-b)(a+8b)
(4x2-9)(x+1)(2x2+3x+1)(x+3)
(x-2)(x+2)(x+6)(x-6)
(y+2)(y+2)(y-2)(y-2)
(-x4)(4x-4)6a(7a+2b)(9x-3y)(-8x)
61
(—ab2+5ab)•—ab2x(x-1)-2x(4x-2)+4x(x+2)
56
(3x+2)(x+5)(x-4y)(x-8y)
(3x+y)(x2+2xy-y2)(3m+3n)(4m+5n)
(2a+2)2(3a-8b)(a+4b)
(2x2-8)(x+4)(2x2-x-3)(2x+1)
(x-3)(x-3)(x+3)(x-1)
(y-4)(y+1)(y+2)(y+1)
(-x2)(-6x-7)3a(8a-7b)(5x-5y)(-2x)
51
(—ab2-2ab)•—abx(x-4)+2x(x+2)+x(2x-4)
45
(2x-1)(x-9)(4x-y)(x-9y)
(x-3y)(x2+xy-y2)(4m-n)(2m+n)
(a-3)2(a+b)(a+b)
(4x2+4)(x+5)(x2+x+1)(x+1)
(x-4)(x+3)(x-1)(x+4)
(y+3)(y+3)(y-3)(y+3)
(-9x2)(-2x-7)-5a(2a-8b)(9x+7y)(-6x)
21
(—ab3+2ab)•—ab3x(2x-1)-x(x-2)-3x(3x+1)
32
(x-2)(2x+1)(2x-y)(x-2y)
(3x-3y)(x2+xy+y2)(3m+n)(m+n)
(a-2)2(2a+b)(3a-b)
(x2-5)(2x-2)(4x2-2x-1)(x-1)
(x-2)(x+3)(x-1)(x+4)
(y+1)(y-3)(y+2)(y-3)
(-5x3)(-4x+7)9a(4a+2b)(5x+4y)(-5x)
41
(—ab2-6ab)•—abx(x-1)-2x(2x+3)+2x(x-2)
54
(x+9)(3x-7)(x+6y)(4x+y)
(x+3y)(x2+xy+y2)(m+2n)(m+n)
(a+4)2(4a+b)(2a-b)
(x2+3)(3x+7)(x2+4x-3)(x+3)
(x+1)(x-3)(x-2)(x+6)
(y+2)(y-2)(y-1)(y-3)
(-4x4)(-4x+5)9a(8a+4b)(7x+3y)(-4x)
61
(—ab2+4ab)•—ab4x(3x+4)+4x(x-3)-x(3x-1)
56
(2x+5)(2x-9)(4x+y)(2x-y)
(3x+y)(x2+3xy+y2)(m-n)(m+8n)
(3a+1)2(2a-b)(a+b)
(x2-2)(3x-7)(2x2-x+2)(x-2)
(x+1)(x-2)(x+2)(x+5)
(y+4)(y-1)(y-2)(y-2)
(-5x4)(6x+2)-7a(6a-7b)(6x-4y)(-3x)
71
(—ab2+2ab)•—ab3x(2x+4)-3x(x-3)-2x(x+1)
67
(4x+7)(x+6)(3x+6y)(4x+9y)
(2x-y)(x2+xy+y2)(m+n)(m-n)
(a-3)2(a-b)(2a+4b)
(4x2-6)(x-3)(x2+x-2)(x-2)
(x+3)(x+1)(x+2)(x+4)
(y+2)(y-2)(y+1)(y-2)
(-9x2)(9x-1)-9a(3a+3b)(9x-2y)(-8x)
41
(—ab3-5ab)•—ab3x(3x-4)+x(x-1)-x(x-3)
34
(x+8)(x-5)(x+y)(x+y)
(2x-y)(x2+xy+y2)(m-n)(2m+5n)
(2a-1)2(3a+b)(a+b)
(3x2+4)(2x-3)(3x2-x+3)(x+3)
(x+3)(x+1)(x-1)(x-5)
(y-2)(y-2)(y-4)(y-2)
(-x2)(-2x-4)-5a(2a+7b)(6x-5y)(-9x)
41
(—ab2+5ab)•—ab2x(x-4)+x(x-1)+x(4x-2)
34