人教版初二数学上册多项式乘多项式练习题精选18.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18.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18
(3x+7)(x+3)(x-y)(4x+9y)
(2x-3y)(x2-xy+y2)(m+n)(3m-n)
(a+4)2(2a-6b)(a+b)
(x2+7)(2x+8)(3x2+3x-1)(x+1)
(x+1)(x+2)(x+6)(x+2)
(y+2)(y+1)(y+1)(y-1)
(-x2)(3x-5)-9a(3a-8b)(2x-6y)(-9x)
31
(—ab2+6ab)•—ab2x(x-3)+4x(2x-3)-4x(x-1)
43
(4x-1)(3x+1)(2x+y)(3x+y)
(x-y)(x2-3xy+y2)(2m-n)(m+7n)
(a+4)2(4a+4b)(a-b)
(2x2+2)(2x-5)(4x2-x-3)(2x+1)
(x+3)(x-1)(x+1)(x+2)
(y+3)(y-1)(y-3)(y-3)
(-2x2)(5x-5)-9a(3a-7b)(3x+9y)(-6x)
51
(—ab2-5ab)•—ab2x(x+3)-x(x+3)-x(x+1)
45
(3x+3)(2x+5)(x+y)(x-7y)
(x+2y)(x2+3xy+y2)(3m-5n)(4m+n)
(a+1)2(2a+9b)(a+3b)
(3x2+9)(4x+4)(x2+x+2)(2x-1)
(x-3)(x-3)(x+2)(x+1)
(y+3)(y-3)(y-4)(y-3)
(-7x2)(-7x+8)2a(5a-7b)(2x+7y)(-8x)
51
(—ab2+6ab)•—abx(x+2)-2x(x+2)-3x(x-1)
65
(4x-2)(x+4)(x+y)(x-2y)
(3x+y)(x2+3xy+y2)(m+n)(m-9n)
(3a+2)2(2a-b)(2a+b)
(3x2-5)(x+3)(2x2-x-3)(x+1)
(x+4)(x+3)(x+5)(x-4)
(y-2)(y-3)(y-1)(y+1)
(-9x2)(8x+1)3a(9a-7b)(8x+9y)(-8x)
61
(—ab2-6ab)•—ab2x(x-1)+3x(x+1)+2x(4x-4)
56
(4x+5)(x+7)(4x+y)(x-y)
(x-2y)(x2-xy-y2)(m-4n)(m-9n)
(3a+4)2(3a-b)(4a-5b)
(x2-4)(3x+3)(x2+x+2)(x+3)
(x+4)(x-1)(x+1)(x+5)
(y+1)(y+3)(y-1)(y-2)
(-x3)(8x+5)7a(3a-6b)(5x+6y)(-5x)
31
(—ab2-5ab)•—ab3x(x-1)+3x(x+2)+x(3x-1)
43
(x+7)(x+2)(3x+y)(4x-y)
(2x-3y)(x2+xy+y2)(4m-n)(m-7n)
(a+1)2(3a-b)(3a+2b)
(x2-9)(x-4)(4x2+3x-1)(4x-1)
(x-3)(x-3)(x-1)(x+2)
(y+3)(y+3)(y-2)(y+2)
(-8x3)(8x-1)-3a(6a-4b)(6x-3y)(-6x)
61
(—ab3-5ab)•—ab3x(4x+4)+x(x+2)+x(3x+1)
56
(3x+6)(3x+8)(x-8y)(3x-3y)
(x-2y)(x2-3xy+y2)(2m+n)(4m+n)
(4a-2)2(3a-b)(a-8b)
(2x2-4)(x-5)(2x2+x-3)(2x-1)
(x+3)(x+3)(x-4)(x-1)
(y-2)(y-2)(y-3)(y+2)
(-8x4)(-7x+9)-5a(3a+6b)(4x-2y)(-8x)
51
(—ab3+6ab)•—ab2x(x+1)-4x(4x-3)-x(x+1)
65
(2x-2)(4x+2)(4x-6y)(4x-3y)
(2x+2y)(x2+xy-y2)(m-6n)(m-4n)
(2a-1)2(2a-b)(4a+3b)
(x2+2)(x-6)(4x2+4x+2)(2x+3)
(x-4)(x+3)(x+3)(x-3)
(y-3)(y-2)(y-4)(y-3)
(-x4)(3x-1)3a(3a+3b)(2x-8y)(-9x)
31
(—ab3+4ab)•—ab2x(3x-3)-x(4x+4)-4x(x+2)
43
(3x-8)(2x+3)(3x+y)(3x-y)
(x-y)(x2-2xy+y2)(3m-n)(m+n)
(4a-4)2(a-9b)(a-2b)
(x2-6)(3x+4)(x2+3x-3)(4x+2)
(x-3)(x+2)(x-2)(x+5)
(y+3)(y+1)(y+4)(y-3)
(-2x3)(-4x-9)-3a(8a+8b)(6x+2y)(-6x)
61
(—ab3+3ab)•—ab3x(4x-1)+3x(2x-2)+x(4x+1)
56
(x+6)(x+8)(x-9y)(3x+7y)
(2x+y)(x2-3xy-y2)(m-3n)(2m+n)
(3a-2)2(2a-6b)(a-b)
(3x2+5)(x+5)(x2+2x+3)(2x+2)
(x-4)(x+3)(x-3)(x+2)
(y+4)(y+1)(y+2)(y+2)
(-7x4)(-5x-4)4a(5a+6b)(3x+8y)(-4x)
41
(—ab2+4ab)•—ab2x(2x+3)-4x(4x+4)-2x(2x+3)
54
(x-5)(x-2)(2x+6y)(2x-y)
(2x-y)(x2-xy+y2)(3m+n)(m-5n)
(a+3)2(4a+9b)(4a+b)
(2x2-8)(2x-6)(x2+3x+3)(x-3)
(x-1)(x+2)(x-5)(x+6)
(y+2)(y-3)(y+4)(y-2)
(-x2)(4x-4)-5a(7a+9b)(8x-2y)(-9x)
41
(—ab3-6ab)•—abx(3x+3)+x(2x-4)-x(4x+4)
54
(3x+8)(x+2)(4x-7y)(2x-y)
(3x+y)(x2-xy+y2)(3m+4n)(4m-2n)
(a-1)2(4a+5b)(a+2b)
(3x2+2)(2x+7)(2x2-x-2)(4x-1)
(x-2)(x+3)(x+1)(x-4)
(y-4)(y-1)(y-4)(y-2)
(-9x4)(4x-6)-5a(9a+8b)(3x+4y)(-7x)
41
(—ab2-2ab)•—ab3x(x+4)+3x(x+3)-2x(2x+3)
34
(x-9)(2x+2)(4x-4y)(4x+y)
(x-2y)(x2-xy+y2)(3m+9n)(m+n)
(a-3)2(a+7b)(a-b)
(x2+1)(x-4)(x2-x+1)(x-3)
(x+3)(x+1)(x-2)(x+5)
(y+1)(y-1)(y-4)(y+3)
(-8x2)(-7x+9)-6a(4a-9b)(9x+9y)(-9x)
71
(—ab3-5ab)•—ab2x(x+1)+4x(4x-2)+2x(4x+4)
67
(3x+8)(4x-8)(x+y)(x+3y)
(x-y)(x2+2xy-y2)(4m-n)(2m+3n)
(a+4)2(a-b)(2a+3b)
(2x2-2)(x-6)(x2+2x+3)(x-2)
(x+1)(x-1)(x-5)(x+2)
(y-3)(y-2)(y+3)(y-1)
(-8x4)(4x+5)-2a(5a-7b)(4x+7y)(-7x)
21
(—ab3-6ab)•—ab3x(x-4)+x(x-3)+4x(x-1)
32
(3x+6)(x-4)(4x-6y)(x-8y)
(3x+y)(x2-xy+y2)(2m+n)(2m+5n)
(a+2)2(4a+5b)(2a+b)
(x2+4)(4x-3)(4x2+x-3)(x-1)
(x+2)(x-2)(x+3)(x+6)
(y+4)(y-3)(y-2)(y+1)
(-5x2)(6x+7)8a(5a-5b)(3x+4y)(-9x)
21
(—ab2-2ab)•—abx(2x+3)-x(2x+1)+3x(x+3)
32
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