人教版初二数学上册多项式乘多项式练习题精选3.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3
(x-7)(2x-2)(2x+6y)(2x-y)
(x+2y)(x2-xy-y2)(3m+n)(4m+n)
(3a-3)2(3a+b)(3a-b)
(x2+2)(x-5)(3x2+x+1)(x+3)
(x+1)(x+3)(x+5)(x-1)
(y-4)(y+1)(y+3)(y+3)
(-x4)(-2x+1)-9a(6a-5b)(8x-8y)(-8x)
41
(—ab3-4ab)•—ab24x(3x-4)-4x(3x-1)+3x(2x+2)
34
(4x+2)(x+9)(2x-y)(3x+4y)
(3x+y)(x2-3xy-y2)(2m-8n)(m-n)
(2a-3)2(3a-6b)(a+b)
(4x2-9)(x+1)(2x2-x+1)(x-3)
(x-2)(x+3)(x-2)(x+3)
(y-1)(y+2)(y-1)(y-3)
(-x3)(-7x-9)-2a(2a-4b)(6x-5y)(-6x)
51
(—ab3-4ab)•—ab2x(4x+2)-x(4x-3)+3x(x+1)
45
(4x-5)(x-8)(x-y)(3x-y)
(2x-3y)(x2-xy+y2)(m+7n)(m-n)
(4a+1)2(a-b)(2a-5b)
(x2-4)(3x-5)(x2-x-1)(2x-2)
(x+3)(x+2)(x-6)(x+5)
(y+1)(y-3)(y+1)(y+3)
(-7x2)(7x-8)-6a(5a+2b)(5x+5y)(-8x)
31
(—ab3-5ab)•—ab4x(x-3)+x(x-4)-x(3x-4)
43
(2x+3)(x-1)(3x-y)(3x+y)
(x-3y)(x2-xy+y2)(3m-n)(2m+5n)
(3a+4)2(a+6b)(2a-b)
(x2+9)(x+3)(x2+x+3)(x-3)
(x+4)(x+3)(x-6)(x-1)
(y+3)(y-2)(y+2)(y+2)
(-x3)(9x-6)6a(5a-7b)(9x-6y)(-9x)
41
(—ab2+2ab)•—abx(3x+4)-4x(x+1)+x(2x-1)
54
(4x-4)(x+9)(x+4y)(x-7y)
(2x-2y)(x2-xy-y2)(4m-9n)(m+n)
(4a+1)2(4a-4b)(4a-b)
(3x2+3)(3x+2)(2x2+x+3)(x+3)
(x+2)(x+1)(x+4)(x-5)
(y+2)(y-3)(y-4)(y+3)
(-9x2)(-2x-1)3a(6a-9b)(9x+7y)(-3x)
41
(—ab2+3ab)•—ab22x(x+1)-x(x+3)-2x(x-4)
54
(4x-2)(x-3)(x-6y)(x+y)
(2x-y)(x2-3xy-y2)(2m+2n)(m+6n)
(a-4)2(a+6b)(a-4b)
(3x2-3)(4x+6)(3x2-x-2)(2x+2)
(x-1)(x+1)(x-1)(x+5)
(y-3)(y-3)(y-1)(y-2)
(-x2)(4x-9)2a(9a+8b)(7x-5y)(-9x)
41
(—ab2-5ab)•—ab3x(2x+1)-4x(4x+3)+x(3x-3)
34
(2x+9)(4x-2)(x+7y)(x-6y)
(x+y)(x2+xy+y2)(m-3n)(m+5n)
(a-1)2(3a-b)(a-4b)
(4x2-7)(x+3)(3x2+2x-1)(x-3)
(x+3)(x+2)(x+5)(x-2)
(y-3)(y+2)(y-3)(y-1)
(-x2)(4x-9)9a(7a+4b)(2x-4y)(-3x)
51
(—ab3+3ab)•—ab22x(x-3)-x(x+3)+2x(x+4)
65
(x-7)(x-2)(x+y)(x+y)
(2x+y)(x2-2xy-y2)(m+6n)(2m-3n)
(a-4)2(2a+b)(a-3b)
(x2+4)(x+2)(x2+x+2)(2x+2)
(x-1)(x+2)(x-5)(x+4)
(y-4)(y-2)(y-4)(y+1)
(-2x4)(-4x-3)-8a(6a-4b)(7x+6y)(-6x)
41
(—ab3+5ab)•—ab2x(x+4)-x(x-4)-3x(x-3)
34
(3x+7)(x-1)(2x+y)(4x-y)
(x+y)(x2-xy+y2)(m+4n)(3m+n)
(a+3)2(a-b)(2a+b)
(4x2-8)(x-2)(x2-3x-2)(4x-3)
(x-1)(x+3)(x+3)(x+4)
(y+1)(y-3)(y+3)(y-1)
(-x4)(9x-6)-9a(8a+5b)(3x+8y)(-6x)
71
(—ab2-3ab)•—ab2x(2x+1)-x(2x-3)+3x(2x-4)
67
(4x-6)(x+6)(3x+7y)(x+5y)
(2x-2y)(x2-xy-y2)(2m-7n)(3m-5n)
(2a+1)2(a-8b)(2a-5b)
(x2-7)(3x-2)(2x2+2x-1)(x-1)
(x-4)(x-1)(x-2)(x+4)
(y-4)(y-3)(y+3)(y+3)
(-3x2)(-3x+4)-9a(2a+2b)(6x+5y)(-7x)
31
(—ab3-