人教版初二数学上册多项式乘多项式练习题精选79.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79
(x-3)(2x+1)(4x-9y)(x+5y)
(x+y)(x2+3xy+y2)(4m+n)(4m+3n)
(3a+2)2(3a-5b)(2a+b)
(x2+6)(x+9)(x2+4x-1)(x+1)
(x+3)(x+1)(x-2)(x-5)
(y-4)(y-3)(y+3)(y+2)
(-x4)(6x+9)4a(7a-3b)(4x+8y)(-5x)
41
(—ab3-4ab)•—abx(x-2)+x(3x-4)+x(x-1)
34
(x+9)(x+1)(3x+y)(x+6y)
(x+3y)(x2-2xy-y2)(4m-n)(4m-n)
(4a+4)2(a+8b)(4a-b)
(4x2-5)(4x+6)(3x2+2x-1)(x-1)
(x-4)(x+3)(x+6)(x+2)
(y+4)(y-1)(y+1)(y+2)
(-x2)(5x+5)2a(5a-4b)(3x+2y)(-9x)
31
(—ab2-2ab)•—ab2x(x-3)-3x(4x+1)-x(x+1)
43
(x-7)(x+4)(4x-4y)(2x+7y)
(x-3y)(x2-2xy-y2)(m+n)(m+n)
(a-3)2(a+7b)(a-b)
(x2+9)(x+1)(2x2+x+2)(4x-1)
(x+1)(x-2)(x-6)(x-3)
(y+4)(y-3)(y+4)(y+3)
(-x2)(-3x-1)3a(9a-6b)(5x-4y)(-5x)
71
(—ab2+2ab)•—ab34x(x-3)+2x(x-2)-x(x-2)
67
(x-6)(3x-6)(x-y)(4x-y)
(x-y)(x2-xy-y2)(m-n)(m+2n)
(3a+3)2(2a-8b)(4a-8b)
(x2+9)(3x-4)(2x2+x-1)(4x+2)
(x+4)(x-2)(x+5)(x+3)
(y-2)(y-2)(y+4)(y+2)
(-3x3)(6x-3)-2a(9a+9b)(7x+5y)(-2x)
51
(—ab3-6ab)•—ab23x(3x-1)+4x(x+2)-x(x+4)
65
(4x+4)(3x-4)(x-y)(x+y)
(x-2y)(x2+xy-y2)(m+n)(m-9n)
(2a-2)2(a-6b)(a-3b)
(2x2+3)(x-5)(x2+4x+2)(x-1)
(x-3)(x-3)(x+6)(x+2)
(y-1)(y+2)(y+2)(y+1)
(-8x4)(4x+3)8a(7a+9b)(6x-5y)(-2x)
31
(—ab3+3ab)•—abx(4x-4)+x(2x-3)+x(3x-1)
43
(x-8)(x+7)(3x-6y)(4x+2y)
(x+3y)(x2-xy-y2)(4m-n)(m-n)
(3a-4)2(a-7b)(a-b)
(4x2-7)(2x+4)(3x2+x+3)(x+3)
(x-2)(x-1)(x+2)(x-5)
(y+2)(y+1)(y-4)(y+2)
(-x3)(8x+6)-5a(6a+2b)(5x+3y)(-4x)
21
(—ab2+6ab)•—ab2x(x-4)+x(2x-3)+x(x+3)
32
(x+9)(x+8)(3x+8y)(3x-y)
(x-y)(x2-xy+y2)(m+n)(m-7n)
(2a-3)2(3a+3b)(a+b)
(x2+4)(x+8)(3x2+3x-3)(x-3)
(x+3)(x+2)(x-1)(x+6)
(y-4)(y-1)(y-2)(y+3)
(-x3)(8x-9)9a(8a-7b)(5x-5y)(-7x)
31
(—ab2+3ab)•—ab2x(x-3)-3x(x-4)-x(4x-4)
43
(x-9)(x+3)(x+7y)(3x+8y)
(x-y)(x2-2xy+y2)(4m-9n)(m+n)
(a+2)2(a-b)(a+b)
(x2+9)(3x+6)(x2+2x-3)(3x+1)
(x-2)(x-1)(x-2)(x-2)
(y-4)(y+2)(y+4)(y+2)
(-x4)(-6x-5)-5a(5a-9b)(8x+5y)(-3x)
51
(—ab2+2ab)•—abx(x+1)+x(3x-4)-x(2x-2)
45
(x-7)(x+9)(4x+2y)(3x-y)
(2x-y)(x2-xy-y2)(4m+n)(3m-n)
(a+1)2(a-b)(3a-4b)
(x2-2)(x-2)(4x2+x+3)(2x+2)
(x+1)(x+3)(x+6)(x+4)
(y-3)(y-3)(y+4)(y-1)
(-3x4)(-7x+6)-8a(7a-9b)(5x+3y)(-4x)
71
(—ab2-3ab)•—ab23x(4x+4)+x(4x-3)-x(x-3)
67
(x+3)(3x+6)(x-y)(2x+5y)
(2x+y)(x2+xy-y2)(4m+2n)(4m+n)
(a+4)2(2a+5b)(2a-5b)
(3x2-2)(x+5)(x2-3x-3)(3x+2)
(x+1)(x-3)(x-6)(x-5)
(y-1)(y-1)(y-3)(y+2)
(-8x3)(2x+2)-9a(3a+4b)(5x-6y)(-8x)
21
(—ab3-2ab)•—ab34x(x+2)-4x(x+4)-2x(3x+1)
32
(x+7)(3x-6)(x-4y)(3x-y)
(2x-2y)(x2+3xy-y2)(3m-n)(m-4n)
(a+3)2(a-3b)(a-7b)
(x2+6)(3x-7)(x2+x+2)(3x+1)
(x+1)(x-3)(x-6)(x-1)
(y+3)(y-1)(y+1)(y+3)
(-x4)(-8x-3)-4a(8a-3b)(8x+3y)(-5x)
41
(—ab2+3ab)•—ab3x(x+2)+4x(x-1)-3x(3x-2)
54
(4x-3)(x+5)(x+6y)(x+y)
(3x+y)(x2+xy+y2)(4m-n)(3m-n)
(3a+4)2(4a+2b)(2a-b)
(x2-5)(x-7)(x2-2x-2)(3x+1)
(x+1)(x-3)(x-4)(x+2)
(y+3)(y-1)(y-1)(y-2)
(-4x4)(-3x+3)7a(2a-6b)(3x+6y)(-4x)
41
(—ab2-4ab)•—ab3x(x+1)-4x(x+3)+x(4x+4)
54
(4x+6)(4x+1)(3x+4y)(4x-2y)
(2x+y)(x2-2xy-y2)(m+n)(m-n)
(a-1)2(4a-b)(3a-9b)
(x2+2)(3x-3)(x2+2x-3)(4x+1)
(x-1)(x+3)(x-4)(x-5)
(y-1)(y-1)(y+3)(y-1)
(-x2)(9x-1)4a(3a+5b)(5x+3y)(-3x)
41
(—ab3-5ab)•—ab4x(3x+3)+2x(3x-3)-4x(x-1)
54
(2x+9)(2x+2)(4x-6y)(x+y)
(x-2y)(x2-xy+y2)(3m+n)(m-2n)
(a-4)2(4a-b)(a-4b)
(x2+1)(4x-1)(4x2-x+3)(x+2)
(x+2)(x+3)(x+2)(x+4)
(y-1)(y+2)(y-1)(y-2)
(-x3)(5x-3)-4a(8a-5b)(6x-7y)(-9x)
41
(—ab2-4ab)•—ab2x(x+1)-x(3x+3)-3x(x+4)
34
(4x+6)(x-2)(x-9y)(4x-5y)
(x-y)(x2+xy-y2)(3m+n)(m+n)
(a-4)2(a+b)(a-7b)
(3x2+1)(2x+9)(x2+x-1)(4x+1)
(x+2)(x-3)(x+1)(x-1)
(y-3)(y+2)(y+2)(y+1)
(-x3)(-9x+4)6a(8a-7b)(5x-7y)(-7x)
51
(—ab2-3ab)•—ab2x(x-2)-x(3x+2)+2x(x-1)
65